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Catalyst 3550 Multilayer Switch Software Configuration Guide, 12.1(8)EA1
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Index
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Preface
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Overview
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Using the Command-Line Interface
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Getting Started with CMS
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Assigning the Switch IP Address and Default Gateway
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Clustering Switches
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Administering the Switch
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Configuring 802.1X Port-Based Authentication
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Configuring Interface Characteristics
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Creating and Maintaining VLANs
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Configuring STP
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Configuring IGMP Snooping and MVR
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Configuring Port-Based Traffic Control
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Configuring CDP
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Configuring UDLD
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Configuring SPAN
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Configuring RMON
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Configuring System Message Logging
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Configuring SNMP
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Configuring Network Security with ACLs
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Configuring QoS
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Configuring EtherChannel
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Configuring IP Unicast Routing
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Configuring HSRP
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Configuring IP Multicast Routing
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Configuring MSDP
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Configuring Fallback Bridging
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Troubleshooting
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Supported MIBs
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Working with the IOS File System, Configuration Files, and Software Images
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Unsupported CLI Commands for Release 12.1(8)EA1
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Feedback
Table Of Contents
Numerics - A - B - C - D - E - F - G - H - I - J - L - M - N - O - P - Q - R - S - T - U - V - W - X -
Index
Numerics
802.1Q
and trunk ports 8-3
configuration limitations 9-24
native VLAN for untagged traffic 9-29
802.1Q trunk mode 3-9
802.1X
802.3Z flow control 8-16
A
abbreviating commands 2-3
ABRs 22-35
AC (command switch) 5-12, 5-22
access-class command 19-19
access control entries
access-denied response, VMPS 9-33
access groups
IP 19-20
Layer 3 19-20
viewing 19-21
accessing CMS 3-30
access levels, CMS 3-31
access lists
access modes, CMS 3-31
access ports
defined 8-2
in switch clusters 5-11
accounting with RADIUS 6-27
accounting with TACACS+ 6-11, 6-17
ACEs
and QoS 20-7
defined 19-2
Ethernet 19-2
IP 19-2
Layer 3 parameters 19-10
Layer 4 parameters 19-10
ACLs
ACEs 19-2
any keyword 19-12
applying
on bridged packets 19-40
on multicast packets 19-42
on routed packets 19-41
on switched packets 19-39
time ranges to 19-15
to an interface 19-18
to QoS 20-7
classifying traffic for QoS 20-27
comments in 19-18
compiling 19-22
configuring with VLAN maps 19-36
determining fit in hardware 19-37
displaying interface 19-22
extended IP
configuring for QoS classification 20-28
creating 19-9
matching criteria 19-7
hardware and software handling 19-5
host keyword 19-12
IP
applying to interface 19-18
creating 19-6
fragments and QoS guidelines 20-20
implicit deny 19-9, 19-13, 19-15
implicit masks 19-9
named 19-14
options and QoS guidelines 20-20
undefined 19-20
violations, logging 19-15
virtual terminal lines, setting on 19-18
limiting actions 19-37
logging messages 19-9
log keyword 19-15
monitoring 19-20
named 19-14
number per QoS class map 20-20
numbers 19-7
policy maps and QoS classification 20-20
protocol parameters 19-10
router 19-2
standard IP
configuring for QoS classification 20-27
creating 19-8
matching criteria 19-7
supported features 19-5
support for 1-3
time ranges 19-15
unsupported features 19-6
using router ACLs with VLAN maps 19-36
VLAN maps
configuration guidelines 19-28
configuring 19-27
defined 19-3
active router 23-1
addresses
displaying the MAC address table 6-57
dynamic
accelerated aging 10-10
changing the aging time 6-53
default aging 10-10
defined 6-51
learning 6-52
preventing frame forwarding 26-5
removing 6-54
filtering frames by MAC address 26-6
multicast
group address range 24-1
STP address management 10-8
static
adding and removing 6-56
defined 6-51
address resolution 22-10
Address Resolution Protocol
adjacency tables, with CEF 22-53
administrative distances
defined 22-62
OSPF 22-41
routing protocol defaults 22-56
advertisements
CDP 13-1
IGRP 22-30
RIP 22-25
aggregated ports
aggregate policers 20-37
aggregate policing 1-4
aging, accelerating 10-10
aging time
accelerated for STP 10-10, 10-29
bridge table for fallback bridging 26-6
MAC address table 6-53
alarms, RMON 16-3
allowed-VLAN list 9-27
alternate routes, IGRP 22-31
Apply button 3-29
area border routers
ARP
configuring 22-11
defined 22-10
encapsulation 22-12
static cache configuration 22-11
support for 1-2
ASBRs 22-35
attributes, RADIUS
vendor-proprietary 6-29
vendor-specific 6-28
audience xxvii
authentication
EIGRP 22-50
HSRP 23-8
local mode with AAA 6-31
NTP associations 6-35
RADIUS
key 6-21
login 6-23
See also port-based authentication
TACACS+
defined 6-11
key 6-13
login 6-14
authentication keys, and routing protocols 22-63
authoritative time source, described 6-32
authorization with RADIUS 6-26
authorization with TACACS+ 6-11, 6-16
authorized ports with 802.1X 7-4
autoconfiguration 4-3
automatic discovery
adding member switches 5-20
considerations
beyond a non-candidate device 5-8, 5-9
brand new switches 5-11
connectivity 5-4
different VLANs 5-7
non-CDP-capable devices 5-6
non-cluster-capable devices 5-6
routed ports 5-10
creating a cluster standby group 5-22
in switch clusters 5-4
automatic recovery, clusters 5-12
autonegotiation
duplex mode 1-2
interface configuration guidelines 8-14
mismatches 27-10
autonomous system boundary routers
Auto-RP, described 24-8
autosensing, port speed 1-2
B
BackboneFast 1-3, 10-18, 10-36
bandwidth, graphs 3-8
bandwidth for QoS
allocating 20-50
described 20-13
banners
configuring
login 6-51
message-of-the-day login 6-50
default configuration 6-49
when displayed 6-49
binding cluster group and HSRP group 23-9
blocking packets 12-6
booting
boot loader, function of 4-2
boot process 4-1
manually 4-13
specific image 4-14
boot loader
accessing 4-15
described 4-2
environment variables 4-15
prompt 4-15
trap-door mechanism 4-2
bootstrap router (BSR), described 24-8
BPDU guard, STP 1-3, 10-11, 10-33
bridged packets, ACLs on 19-40
bridge groups
Bridge Protocol Data Unit
broadcast flooding 22-20
broadcast packets
directed 22-17
flooded 22-17
broadcast storm-control command 12-3
browser configuration 3-1, 5-1
buttons, CMS 3-29
C
cables, monitoring for unidirectional links 14-1
Cancel button 3-29
candidate switch
adding 5-20
automatic discovery 5-4
defined 5-3
HC 5-22
passwords 5-20
requirements 5-3
standby group 5-22
See also command switch, cluster standby group, and member switch
caution, described xxx
CC (command switch) 5-22
CDP
automatic discovery in switch clusters 5-4
configuring 13-2
default configuration 13-2
described 13-1
disabling for routing device 13-3, 13-4
enabling and disabling on an interface 13-4
enabling and disabling on a switch 13-3
monitoring 13-5
overview 13-1
support for 1-2
transmission timer and holdtime, setting 13-2
updates 13-2
CEF 22-53
CGMP
as IGMP snooping learning method 11-6
clearing cached group entries 24-58
enabling server support 24-38
FastLeave feature 24-13
hosts
joining a group 24-12
leaving a group 24-13
joining multicast group 11-2
overview 24-11
server support only 24-11
switch support of 1-2
change notification, CMS 3-32
Cisco Discovery Protocol
Cisco Express Forwarding
Cisco Group Management Protocol
Cisco Technical Assistance Center xxxiii
classless routing 22-8
class maps for QoS
configuring 20-30
described 20-7
displaying 20-56
class of service
clearing interfaces 8-20
CLI, managing clusters in 5-25
client mode, VTP 9-4
clock
Cluster Management Suite
clusters, switch
accessing 5-15
adding member switches 5-20
automatic discovery 5-4
automatic recovery 5-12
benefits 1-6
command switch configuration 5-19
compatibility 5-4
creating 5-18
creating a cluster standby group 5-22
described 5-1
LRE profile considerations 5-17
managing
through CLI 5-25
through SNMP 5-26
planning considerations
automatic discovery 5-4
automatic recovery 5-12
CLI 5-25
described 5-4
host names 5-16
IP addresses 5-15
LRE profiles 5-17
passwords 5-16
switch-specific features 5-18
TACACS+ 5-17
redundancy 5-22
troubleshooting 5-24
verifying 5-24
cluster standby group
automatic recovery 5-13
considerations 5-14
creating 5-22
defined 5-2
requirements 5-3
virtual IP address 5-13
cluster standby-group and HSRP group 23-9
cluster tree
described 3-5
icons 3-5
CMS
accessing 3-30
access levels 3-31
benefits 1-6
change notification 3-32
cluster tree 3-5
different versions of 3-33
displaying system messages 3-19
error checking 3-32
features 3-2
Front Panel images 3-6
Front Panel view 3-4
interaction modes 3-26
menu bar 3-15
privilege level 3-31
requirements 3-30
saving configuration changes 3-32
toolbar 3-21
tool tips 3-27
Topology view 3-10
verifying configuration changes 3-32
window components 3-28
wizards 3-26
CMS online help 3-27
Collapse Cluster view 3-11
command-line interface
abbreviating commands 2-3
command modes 2-1
described 1-5
editing features
enabling and disabling 2-6
keystroke editing 2-6
wrapped lines 2-8
error messages 2-4
filtering command output 2-8
getting help 2-3
history
changing the buffer size 2-5
described 2-5
disabling 2-5
recalling commands 2-5
no and default forms of commands 2-4
command modes 2-1
commands
abbreviating 2-3
no and default 2-4
setting privilege levels 6-8
command switch
command switch with HSRP disabled (CC) 5-22
configuration conflicts 27-10
defined 5-2
enabling 5-19
password privilege levels 5-25
priority 5-12
recovery
from failure 27-7
from lost member connectivity 27-10
recovery from command-switch failure 5-12
replacing
with another switch 27-9
with cluster member 27-7
requirements 5-2
See also candidate switch, cluster standby group, member switch, and standby command switch
community strings
for cluster switches 18-3
in clusters 5-16
overview 18-3
SNMP 5-16
config.text 4-12
configuration changes, saving 3-32
configuration conflicts, recovering from lost member connectivity 27-10
configuration examples, network 1-7
configuration files
clearing the startup configuration B-19
creating using a text editor B-10
default name 4-12
deleting a stored configuration B-19
described B-8
downloading
automatically 4-12
reasons for B-8
using FTP B-13
using RCP B-17
using TFTP B-11
guidelines for creating and using B-9
invalid combinations when copying B-5
limiting TFTP server access 18-9
obtaining with DHCP 4-7
password recovery disable considerations 6-5
specifying the filename 4-13
system contact and location information 18-9
types and location B-9
uploading
reasons for B-8
using FTP B-15
using RCP B-18
using TFTP B-12
VMPS database 9-34
configuration settings, saving 4-10
configure terminal command 8-7
conflicts, configuration 27-10
congestion-avoidance techniques 20-13
congestion-management techniques 20-13, 20-15
connectivity problems 27-11
consistency checks in VTP version 2 9-6
conventions
command xxx
for examples xxx
publication xxx
text xxx
CoS-to-DSCP map for QoS 20-39
CoS-to-egress-queue map 20-45
counters, clearing interface 8-20
Cpu q, in show forward command output 27-16
crashinfo file 27-17
cross-stack UplinkFast, STP
configuring 10-35
connecting stack ports 10-16
described 10-13
fast-convergence events 10-15
Fast Uplink Transition Protocol 10-14
limitations 10-16
normal-convergence events 10-15
Stack Membership Discovery Protocol 10-14
support for 1-3
D
daylight saving time 6-44
debugging
enabling all system diagnostics 27-15
enabling for a specific feature 27-14
redirecting error message output 27-15
using commands 27-14
default commands 2-4
default configuration
802.1X 7-6
banners 6-49
booting 4-12
CDP 13-2
DNS 6-48
EIGRP 22-47
EtherChannel 21-7
fallback bridging 26-3
HSRP 23-3
IGMP 24-31
IGMP filtering 11-20
IGMP snooping 11-5
IGRP 22-30
initial switch information 4-3
IP addressing, IP routing 22-4
IP multicast routing 24-13
Layer 2 interfaces 8-13
MAC address table 6-53
MSDP 25-4
MVR 11-15
NTP 6-35
OSPF 22-36
password and privilege level 6-3
QoS 20-18
RADIUS 6-20
RIP 22-25
RMON 16-3
SNMP 18-4
SPAN 15-7
STP 10-21
system message logging 17-3
system name and prompt 6-46
TACACS+ 6-13
UDLD 14-3
VLAN, Layer 2 Ethernet interfaces 9-24
VLANs 9-15
VMPS 9-37
VTP 9-8
default networks 22-56
default routes 22-56
default routing 22-2
deleting VLAN from database 9-18
description command 8-17
designing your network, examples 1-7
destination addresses, in ACLs 19-11
device discovery protocol 13-1
device icons
Front Panel view 3-5
Topology view 3-12
device labels 3-13
Device Manager 3-2
device pop-up menu
Front Panel view 3-22
Topology view 3-24
DHCP
autoconfiguration example 4-8
client request message exchange 4-4
configuring
client side 4-3
DNS 4-6
relay device 4-6
server-side 4-5
TFTP server 4-5
lease options
for IP address information 4-5
for receiving the configuration file 4-5
overview 4-3
relationship to BOOTP 4-3
support for 1-2
DHCP relay 1-5
Differentiated Services architecture, QoS 20-1
Differentiated Services Code Point 20-2
Diffusing Update Algorithm (DUAL) 22-46
directed unicast requests 1-2
directories
changing B-3
creating and removing B-4
displaying the working B-3
discovery, clusters
display options, Topology view 3-14
Disqualification Code option 3-25
Distance Vector Multicast Routing Protocol
distance-vector protocols 22-2
distribute-list command 22-62
DNS
and DHCP-based autoconfiguration 4-6
default configuration 6-48
displaying the configuration 6-49
overview 6-47
setting up 6-48
support for 1-2
documentation
feedback xxxii
obtaining
CD-ROM xxxi
world wide web xxxi
ordering xxxii
related xxxi
document conventions xxx
domain names
DNS 6-47
VTP 9-8
Domain Name System
downloading
configuration files
reasons for B-8
using FTP B-13
using RCP B-17
using TFTP B-11
image files
deleting old image B-23
reasons for B-19
using FTP B-26
using RCP B-30
using TFTP B-22
DSCP-to-CoS map for QoS 20-42
DSCP-to-DSCP-mutation map for QoS 20-43
DSCP-to-threshold map for QoS 20-47
DUAL finite state machine, EIGRP 22-46
duplex mode, configuring 8-14
DVMRP
all-DVMRP-routers multicast group address 24-11
autosummarization
configuring a summary address 24-54
disabling 24-56
connecting PIM domain to DVMRP router 24-46
enabling unicast routing 24-50
interoperability
with Cisco devices 24-44
with IOS software 24-11
mrinfo requests, responding to 24-49
neighbors
advertising the default route to 24-48
discovery with Probe messages 24-11, 24-44
displaying information 24-49
prevent peering with nonpruning 24-52
rejecting nonpruning 24-51
overview 24-11
routes
adding a metric offset 24-56
advertising all 24-56
advertising the default route to neighbors 24-48
caching DVMRP routes learned in report messages 24-50
changing the threshold for syslog messages 24-54
deleting 24-58
displaying 24-58
favoring one over another 24-56
limiting the number injected into MBONE 24-53
limiting unicast route advertisements 24-44
route table, building 24-11
source distribution tree, building 24-11
support for 1-5
tunnels
configuring 24-46
displaying neighbor information 24-49
dynamic access mode 3-9
dynamic access ports
characteristics 9-3
configuring 9-38
defined 8-2
limit on number of hosts 9-40
dynamic addresses
Dynamic Host Configuration Protocol
dynamic port VLAN membership
configuration example 9-40
overview 9-34
reconfirming 9-39
troubleshooting 9-40
types of connections 9-38
VMPS database configuration file 9-34
dynamic routing 22-2
Dynamic Trunking Protocol
E
editing features
enabling and disabling 2-6
keystrokes used 2-6
wrapped lines 2-8
Egress q, in show forward command output 27-16
EIGRP
and IGRP 22-48
authentication 22-50
components 22-46
configuring 22-48
default configuration 22-47
definition 22-46
interface parameters, configuring 22-49
monitoring 22-51
support for 1-4
enable password 6-4
enable secret password 6-4
encapsulation types, Ethernet trunk 9-24
encryption for passwords 6-4
Enhanced IGRP
environment variables
function of 4-16
location in Flash 4-15
error checking, CMS 3-32
error messages
during command entry 2-4
setting the display destination device 17-4
severity levels 17-8
system message format 17-2
EtherChannel
automatic creation of 21-3
channel groups
binding physical and logical interfaces 21-2
numbering of 21-2
configuration guidelines 21-8
configuring
Layer 2 interfaces 21-9
Layer 3 physical interfaces 21-12
Layer 3 port-channel logical interfaces 21-11
default configuration 21-7
destination MAC address forwarding 21-5
detecting misconfigurations 10-37
displaying status 21-16
forwarding methods 21-5, 21-13
interaction
with STP 21-8
with VLANs 21-8
Layer 3 interface 22-3
logical interfaces, described 21-2
number of interfaces per 21-1
overview 21-1
PAgP
aggregate-port learners 21-5
compatibility with Catalyst 1900 21-14
displaying status 21-16
interaction with other features 21-5
learn method and priority configuration 21-14
modes 21-4
overview 21-3
silent mode 21-4
support for 1-2
port-channel interfaces
described 21-2
numbering of 21-2
port groups 8-3
source MAC address forwarding 21-5
support for 1-2
Ethernet VLAN
defaults and ranges 9-16
modifying 9-18
events, RMON 16-3
examples
conventions for xxx
network configuration 1-7
Expand Cluster view 3-11
expedite queue for QoS
10/100 Ethernet ports
allocating bandwidth 20-54
configuring 20-54
described 20-15
Gigabit-capable Ethernet ports
allocating bandwidth 20-50
configuring 20-50
described 20-13
expert mode 3-26
extended system ID for STP 10-3, 10-23
Extensible Authentication Protocol over LAN 7-1
exterior routes, IGRP 22-30
F
fallback bridging
and protected ports 26-4
bridge groups
creating 26-4
described 26-2
displaying 26-12
function of 26-2
number supported 26-4
removing 26-4
bridge table
changing the aging time 26-6
clearing 26-12
displaying 26-12
connecting interfaces with 8-6
default configuration 26-3
described 26-1
frame forwarding
filtering by MAC address 26-6
flooding packets 26-2
for static addresses 26-5
forwarding packets 26-2
preventing for dynamically learned stations 26-5
to static addresses 26-5
overview 26-1
STP
disabling on an interface 26-12
forward-delay interval 26-10
hello BPDU interval 26-10
interface priority 26-8
maximum-idle interval 26-11
path cost 26-9
switch priority 26-8
support for 1-4
SVIs and routed ports 26-1
VLAN-bridge STP 10-9
fallback VLAN name 9-34
fan fault indication 3-5
Fast Uplink Transition Protocol 10-14
feedback to Cisco Systems, web xxxii
FIB 22-53
fiber-optic, detecting unidirectional links 14-1
files
copying B-4
crashinfo
description 27-17
displaying the contents of 27-17
location 27-17
deleting B-5
displaying the contents of B-8
tar
creating B-6
displaying the contents of B-6
extracting B-7
image file format B-20
file system
displaying available file systems B-2
displaying file information B-3
local file system names B-1
network file system names B-4
setting the default B-3
filtering
in a VLAN 19-27
non-IP traffic 19-28
show and more command output 2-8
with fallback bridging 26-6
filters, IP
Flash device, number of B-1
flash updates, IGRP 22-31
flooded traffic, blocking 12-6
flow-based packet classification 1-4
flowcharts
QoS classification 20-6
QoS policing and marking 20-10
QoS queueing and scheduling
10/100 ports 20-15
Gigabit-capable ports 20-12
forward-delay time, STP 10-7, 10-29
Forwarding Information Base
forwarding non-routable protocols 26-1
Front Panel images, CMS 3-6
Front Panel view
cluster tree 3-5
described 3-4
pop-up menus 3-22
port icons 3-6
port LEDs 3-8
RPS LED 3-7
switch images 3-6
FTP
accessing MIB files A-2
configuration files
downloading B-13
overview B-12
preparing the server B-13
uploading B-15
image files
deleting old image B-28
downloading B-26
preparing the server B-25
uploading B-28
G
GBICs
1000BASE-LX/LH module 1-9
1000BASE-SX module 1-9
1000BASE-T module 1-9
1000BASE-ZX module 1-9
GigaStack 1-9
get-bulk-request operation 18-2
get-next-request operation 18-2, 18-3
get-request operation 18-2, 18-3
get-response operation 18-2
Gigabit GBIC modules
Gigabit Interface Converters
GigaStack GBIC
fast transition of redundant link 10-13
global configuration mode 2-2
graphs, bandwidth 3-8
guide
audience xxvii
organization of xxviii
purpose of xxvii
H
hardware, determining ACL configuration fit 19-37
HC (candidate switch) 5-22
hello time, STP 10-29
help, for the command line 2-3
Help button, CMS 3-29
Help Contents 3-27
history
changing the buffer size 2-5
described 2-5
disabling 2-5
recalling commands 2-5
history table, level and number of syslog messages 17-10
host name list, CMS 3-28
host names
abbreviations appended to 5-22
in clusters 5-16
hosts, limit on dynamic ports 9-40
Hot Standby Router Protocol
HP OpenView 1-6
HSRP
authentication string 23-8
automatic cluster recovery 5-13
binding to cluster group 23-9
cluster standby group considerations 5-14
command-switch redundancy 1-1
configuring 23-3
default configuration 23-3
definition 23-1
monitoring 23-10
overview 23-1
priority 23-6
routing redundancy 1-4
timers 23-8
tracking 23-6
See also clusters, cluster standby group, and standby command switch
Hypertext Transfer Protocol
I
ICMP
redirect messages 22-15
support for 1-5
time exceeded messages 27-12
traceroute and 27-12
unreachable messages 19-5
unreachables and ACLs 19-6
ICMP ping
executing 27-11
overview 27-11
ICMP Router Discovery Protocol
icons
cluster tree 3-5
colors
cluster tree 3-5
Topology view 3-14
editable table cell 3-29
Front Panel view 3-6
multilink 3-23
sorting 3-29
toolbar 3-21
Topology view 3-12
web link 3-29
IFS 1-2
IGMP
configuring the switch
as a member of a group 24-34
statically connected member 24-36
controlling access to groups 24-35
default configuration 24-31
deleting cache entries 24-58
displaying groups 24-58
fast switching 24-37
host-query interval, modifying 24-36
joining multicast group 11-2
join messages 11-2
leave processing, enabling 11-9
leaving multicast group 11-4
multicast reachability 24-34
overview 24-3
queries 11-3
support for 1-2
Version 1
changing to Version 2 24-32
hosts joining a group 24-3
hosts leaving a group 24-3
membership queries 24-3
overview 24-3
query-response model 24-3
Version 2
changing to Version 1 24-32
enhancements over Version 1 24-4
hosts leaving a group 24-4
maximum query response time value 24-33
new features 24-4
overview 24-4
pruning groups 24-33
query timeout value 24-32
IGMP filtering
configuring 11-20
default configuration 11-20
described 11-20
monitoring 11-24
IGMP groups, setting the maximum number 11-23
IGMP profile
applying 11-22
configuration mode 11-20
configuring 11-21
IGMP snooping
configuring 11-5
default configuration 11-5
definition 11-1
enabling and disabling 11-5
global configuration 11-5
Immediate Leave 11-4
method 11-6
monitoring 11-9
support for 1-2
VLAN configuration 11-6
IGP 22-35
IGRP
advertisements 22-30
alternate routes 22-31
configuring 22-32
default configuration 22-30
described 22-30
exterior routes 22-30
flash updates 22-31
interior routes 22-30
load balancing 22-31
poison-reverse updates 22-31
split horizon 22-34
support for 1-4
system routes 22-30
traffic sharing 22-32
unequal-cost load balancing 22-31
Immediate-Leave, IGMP 11-4
interaction modes, CMS 3-26
interface
number 8-7
range macros 8-11
interface command 8-7
interface configuration mode 2-2
interfaces
configuration guidelines 8-14
configuring 8-7
configuring duplex mode 8-14
configuring speed 8-14
counters, clearing 8-20
described 8-17
descriptive name, adding 8-17
displaying information about 8-18
flow control 8-16
management 1-5
monitoring 8-18
naming 8-17
physical, identifying 8-7
range of 8-9
restarting 8-21
shutting down 8-21
supported 8-6
types of 8-1
interfaces range macro command 8-11
Interior Gateway Protocol
Interior Gateway Routing Protocol
interior routes, IGRP 22-30
Internet Control Message Protocol
Internet Group Management Protocol
Inter-Switch Link
inventory, cluster 5-24
IOS File System
ip access group command 19-20
IP ACLs
applying to an interface 19-18
extended, creating 19-9
for QoS classification 20-7
implicit deny 19-9, 19-13, 19-15
implicit masks 19-9
logging 19-15
named 19-14
standard, creating 19-8
undefined 19-20
virtual terminal lines, setting on 19-18
IP addresses
classes of 22-5
cluster access 5-2
command switch 5-2, 5-13, 5-15
default configuration 22-4
for IP routing 22-4
MAC address association 22-10
monitoring 22-21
redundant clusters 5-13
standby command switch 5-13, 5-15
IP broadcast address 22-20
ip cef command 22-53
IP directed broadcasts 22-17
ip igmp profile command 11-20
IP information
assigned
manually 4-10
through DHCP-based autoconfiguration 4-3
default configuration 4-3
IP multicast routing
addresses
all-hosts 24-1
all-multicast-routers 24-1
all-PIM-routers 24-10
Cisco-RP-Announce 24-8
Cisco-RP-Discovery 24-8
host group address range 24-1
administratively-scoped boundaries, described 24-42
Auto-RP
adding to an existing sparse-mode cloud 24-19
benefits of 24-18
clearing the cache 24-58
configuration guidelines 24-15
IOS release 24-5
overview 24-8
preventing candidate RP spoofing 24-21
preventing join messages to false RPs 24-20
setting up in a new internetwork 24-19
using with BSR 24-27
bootstrap router
configuration guidelines 24-15
configuring candidate BSRs 24-25
configuring candidate RPs 24-26
defining the IP multicast boundary 24-24
defining the PIM domain border 24-22
IOS release 24-5
overview 24-8
using with Auto-RP 24-27
Cisco implementation 24-2
configuring
basic multicast routing 24-15
IP multicast boundary 24-42
TTL threshold 24-40
default configuration 24-13
enabling
multicast forwarding 24-15
PIM mode 24-16
group-to-RP mappings
Auto-RP 24-8
BSR 24-8
MBONE
deleting sdr cache entries 24-58
described 24-39
displaying sdr cache 24-59
enabling sdr listener support 24-39
limiting DVMRP routes advertised 24-53
limiting sdr cache entry lifetime 24-39
SAP packets for conference session announcement 24-39
Session Directory (sdr) tool, described 24-39
monitoring
packet rate loss 24-59
peering devices 24-59
tracing a path 24-59
multicast forwarding, described 24-9
PIMv1 and PIMv2 interoperability 24-14
protocol interaction 24-2
reverse path check (RPF) 24-9
routing table
deleting 24-58
displaying 24-58
RP
assigning manually 24-17
configuring Auto-RP 24-18
configuring PIMv2 BSR 24-22
monitoring mapping information 24-27
using Auto-RP and BSR 24-27
statistics, displaying system and network 24-58
TTL thresholds, described 24-40
IP precedence 20-2
IP-precedence-to-DSCP map for QoS 20-40
IP protocols
in ACLs 19-11
routing 1-4
IP routes, monitoring 22-64
IP routing
connecting interfaces with 8-6
enabling 22-24
IP traceroute
executing 27-13
overview 27-12
IP unicast routing
address resolution 22-10
administrative distances 22-56, 22-62
ARP 22-10
assigning IP addresses to Layer 3 interfaces 22-6
authentication keys 22-63
broadcast address 22-20
broadcast flooding 22-20
broadcast packets 22-17
broadcast storms 22-17
classless routing 22-8
configuring static routes 22-55
default addressing configuration 22-4
default gateways 22-15
default networks 22-56
default routes 22-56
default routing 22-2
directed broadcasts 22-17
dynamic routing 22-2
enabling 22-24
EtherChannel Layer 3 interface 22-3
IGP 22-35
inter-VLAN 22-2
IP addressing
classes 22-5
configuring 22-4
IRDP 22-15
Layer 3 interfaces 22-3
MAC address and IP address 22-10
passive interfaces 22-61
protocols
distance-vector 22-2
dynamic 22-2
link-state 22-2
proxy ARP 22-10
redistribution 22-57
reverse address resolution 22-10
routed ports 22-3
static routing 22-2
steps to configure 22-3
subnet mask 22-5
subnet zero 22-8
supernet 22-8
UDP 22-19
with SVIs 22-3
ip unreachables command 19-5
IRDP
configuring 22-16
definition 22-15
support for 1-5
ISL
and trunk ports 8-3
ISL trunk mode 3-9
J
Java plug-in configuration 3-1, 5-1
join messages, IGMP 11-2
L
Layer 2 frames, classification with CoS 20-2
Layer 2 interfaces, default configuration 8-13
Layer 2 trunks 9-22
Layer 3 features 1-4
Layer 3 interfaces
assigning IP addresses to 22-6
changing from Layer 2 mode 22-6
types of 22-3
Layer 3 packets, classification methods 20-2
Layer 3 parameters of ACEs 19-10
Layer 4 parameters of ACEs 19-10
leave processing, IGMP 11-9
LEDs
port 3-8
port modes 3-8
RPS 3-7
legend, CMS icons and labels 3-20
line configuration mode 2-2
link icons, Topology view 3-13
link labels 3-13
link pop-up menu, Topology view 3-23
links, unidirectional 14-1
link state advertisements (LSAs) 22-39
link-state protocols 22-2
lists, CMS 3-29
load balancing, IGRP 22-31
logging messages, ACL 19-9
login authentication with RADIUS 6-23
login authentication with TACACS+ 6-14
login banners 6-49
log messages
Long-Reach Ethernet (LRE) technology 1-8
M
MAC addresses
aging time 6-53
and VLAN association 6-52
building the address table 6-52
default configuration 6-53
displaying 6-57
dynamic
learning 6-52
removing 6-54
in ACLs 19-28
IP address association 22-10
static
adding 6-56
characteristics of 6-56
removing 6-56
MAC address multicast entries, monitoring 11-10
MAC address-to-VLAN mapping 9-33
MAC extended access lists 19-28, 20-4, 20-29
manageability features 1-2
management
interfaces 1-5
options 1-5
management options, CMS 3-1
management VLAN
considerations in clusters 5-8, 5-9
mapping tables for QoS
configuring
CoS-to-DSCP 20-39
CoS-to-egress-queue 20-45
DSCP 20-39
DSCP-to-CoS 20-42
DSCP-to-DSCP-mutation 20-43
DSCP-to-threshold 20-47
IP-precedence-to-DSCP 20-40
policed-DSCP 20-41
described 20-11
marking
action in policy map 20-32
action with aggregate policers 20-37
matching, ACLs 19-6
maximum aging time, STP 10-30
maximum-paths command 22-54
membership mode, VLAN port 3-9, 9-3
member switch
adding 5-20
automatic discovery 5-4
defined 5-2
managing 5-25
passwords 5-15
recovering from lost connectivity 27-10
requirements 5-3
See also candidate switch, cluster standby group, and standby command switch
memory, optimizing 6-57
menu bar
described 3-15
variations 3-15
messages
logging ACL violations 19-15
system 3-19
to users through banners 6-49
metric translations, between routing protocols 22-60
MIBs
accessing files with FTP A-2
location of files A-2
overview 18-1
SNMP interaction with 18-3
supported A-1
minimum-reserve levels
assigning to a queue 20-15, 20-53
configuring the buffer size 20-16, 20-53
default size 20-15
mini-point-of-presence
mirroring traffic for analysis 15-1
mismatches, autonegotiation 27-10
Mode button 3-8
modes
access to CMS 3-31
port 3-8
VLAN port membership 3-9
Modify button 3-29
modules, GBIC
1000BASE-LX/LH 1-9
1000BASE-SX 1-9
1000BASE-T 1-9
1000BASE-ZX 1-9
GigaStack 1-9
monitoring
access groups 19-20
ACLs 19-20
cables for unidirectional links 14-1
CDP 13-5
CEF 22-54
EIGRP 22-51
fallback bridging 26-12
features 1-5
HSRP 23-10
IGMP filters 11-24
IGMP snooping 11-9
interfaces 8-18
IP address tables 22-21
IP multicast routing 24-57
IP routes 22-64
MSDP peers 25-19
multicast router interfaces 11-10
MVR 11-18
network traffic for analysis with probe 15-1
OSPF 22-44
port blocking 12-11
port protection 12-11
RP mapping information 24-27
source-active messages 25-19
speed and duplex mode 8-15
traffic flowing among switches 16-1
traffic suppression 12-11
VLAN
filters 19-33
maps 19-33
VMPS 9-40
VTP 9-13
VTP database 9-21
MSDP
and dense-mode regions
sending SA messages to 25-17
specifying the originating address 25-18
benefits of 25-3
clearing MSDP connections and statistics 25-19
controlling source information
forwarded by switch 25-12
originated by switch 25-8
received by switch 25-14
default configuration 25-4
filtering
incoming SA messages 25-14
SA messages to a peer 25-12
SA requests from a peer 25-11
join latency, defined 25-6
meshed groups
configuring 25-16
defined 25-16
originating address, changing 25-18
overview 25-1
peer-RPF flooding 25-2
peers
configuring a default 25-4
monitoring 25-19
peering relationship, overview 25-1
requesting source information from 25-8
shutting down 25-16
source-active messages
caching 25-6
clearing cache entries 25-19
defined 25-2
filtering from a peer 25-11
filtering incoming 25-14
filtering to a peer 25-12
limiting data with TTL 25-14
monitoring 25-19
restricting advertised sources 25-9
multicast groups
and IGMP snooping 11-5
Immediate Leave 11-4
joining 11-2
leaving 11-4
static joins 11-8
multicast packets
ACLs on 19-42
blocking 12-6
multicast router interfaces, monitoring 11-10
multicast router ports, adding 11-7
Multicast Source Discovery Protocol
multicast storm-control command 12-3
multicast storms 12-1
Multicast VLAN Registration
Multilink Decomposer window 3-23
multilink icon 3-23
MVR
configuring interfaces 11-16
default configuration 11-15
described 11-12
modes 11-16
monitoring 11-18
setting global parameters 11-15
support for 1-2
N
named IP ACLs 19-14
native VLANs 9-29
negotiate trunk mode 3-9
neighbor discovery/recovery, EIGRP 22-46
neighboring devices, types of 3-12
network configuration examples
increasing network performance 1-7
large network 1-13
providing network services 1-8
small to medium-sized network 1-11
network design
performance 1-7
services 1-8
network management
configuring CDP 13-1
configuring RMON 16-1
configuring SNMP 18-1
Network Time Protocol
no commands 2-4
non-IP traffic filtering 19-28
nontrunking mode 9-23
no switchport command 8-4
note, described xxx
not-so-stubby areas
NSSA, OSPF 22-39
NTP
associations
authenticating 6-35
defined 6-33
enabling broadcast messages 6-37
peer 6-36
server 6-36
default configuration 6-35
displaying the configuration 6-41
overview 6-32
restricting access
creating an access group 6-39
disabling NTP services per interface 6-40
source IP address, configuring 6-40
stratum 6-32
support for 1-2
synchronizing devices 6-36
time
services 6-33
synchronizing 6-32
O
OK button 3-29
online help 3-27
Open Shortest Path First
optimizing system resources 6-57
options, management 1-5
OSPF
area parameters, configuring 22-39
configuring 22-37
default configuration
metrics 22-41
route 22-41
settings 22-36
described 22-35
interface parameters, configuring 22-38
LSA group pacing 22-43
monitoring 22-44
router IDs 22-43
route summarization 22-41
support for 1-4
virtual links 22-41
out-of-profile markdown 1-4
output interface, getting information about 27-16
overheating indication, switch 3-5
P
packet modification, with QoS 20-17
PAgP
parallel links 9-29
parallel paths, in routing tables 22-54
passive interfaces
configuring 22-61
OSPF 22-42
passwords
default configuration 6-3
disabling recovery of 6-5
encrypting 6-4
for security 1-3
in CMS 3-30
overview 6-1
recovery of 27-3
setting
enable 6-3
enable secret 6-4
Telnet 6-6
with usernames 6-7
VTP domain 9-9
path cost, STP 10-27
PC (passive command switch) 5-12, 5-22
performance, network design 1-7
performance features 1-2
per-VLAN Spanning Tree (PVST) 1-3, 10-2
per-VLAN Spanning Tree+ (PVST+) 10-8
physical ports 8-2
PIM
default configuration 24-13
dense mode
(S,G) notation 24-6
graft messages 24-6
overview 24-5
pruning and SPT 24-5
rendezvous point (RP), described 24-7
RPF lookups 24-10
displaying neighbors 24-59
enabling a mode 24-16
neighbor discovery and adjacencies 24-10
overview 24-5
router-query message interval, modifying 24-30
shared tree and source tree, overview 24-28
shortest path tree, delaying the use of 24-29
sparse mode
(*,G) notation 24-7
join messages and shared tree 24-7
overview 24-7
prune messages 24-8
RPF lookups 24-10
support for 1-5
versions
interoperability 24-14
supported 24-5
troubleshooting interoperability problems 24-28
v2 improvements 24-5
PIM-DVMRP, as snooping method 11-6
ping
character output description 27-12
executing 27-11
overview 27-11
planning considerations, switch clusters
LRE profiles 5-17
switch-specific features 5-18
poison-reverse updates, IGRP 22-31
policed-DSCP map for QoS 20-41
policers
configuring
for each matched traffic class 20-32
for more than one traffic class 20-37
described 20-3
displaying 20-56
types of 20-8
policing
described 20-3
token bucket algorithm 20-8
policy maps for QoS
characteristics of 20-32
configuring 20-32
described 20-7
displaying 20-56
POP 1-14
Port Aggregation Protocol
port-based authentication
authentication server
defined 7-2
RADIUS server 7-2
client, defined 7-2
configuration guidelines 7-7
configuring
manual re-authentication of a client 7-11
quiet period 7-11
RADIUS server 7-10
RADIUS server parameters on the switch 7-9
switch-to-client frame-retransmission number 7-13
switch-to-client retransmission time 7-12
default configuration 7-6
described 7-1
device roles 7-2
displaying statistics 7-14
EAPOL-start frame 7-3
EAP-request/identity frame 7-3
EAP-response/identity frame 7-3
enabling
802.1X authentication 7-8
periodic re-authentication 7-10
encapsulation 7-2
initiation and message exchange 7-3
method lists 7-8
ports
authorization state and dot1x port-control command 7-4
authorized and unauthorized 7-4
resetting to default values 7-14
switch
as proxy 7-2
RADIUS client 7-2
topologies, supported 7-4
port-channel
Port Fast, STP 9-36, 10-10, 10-32
Port Fast mode 1-3
port icons, Front Panel view 3-6
port LEDs 3-8
DUPLX 3-8
port modes 3-8
SPEED 3-8
STAT 3-8
port membership modes, VLAN 3-9, 9-3
port modes
described 3-8
LEDs 3-8
port pop-up menu, Front Panel view 3-22
port priority, STP 10-26
ports
802.1Q trunk 3-9
access 8-2
blocking 12-6
dynamic VLAN membership, reconfirming 9-39
forwarding, resuming 12-7
ISL trunk 3-9
negotiate trunk 3-9
protected 12-5
routed 8-4
secure 12-8
switch 8-2
VLAN assignments 9-19
port security
configuring 12-9
default configuration 12-9
described 12-8
displaying 12-11
violations 12-8
with other features 12-9
port-shutdown response, VMPS 9-33
preferential treatment of traffic
preventing unauthorized access 6-1
priority, HSRP 23-6
private VLAN edge ports
privileged EXEC mode 2-2
privilege levels
access modes
read-only 3-31
read-write 3-31
changing the default for lines 6-9
CMS 3-31
command switch 5-25
exiting 6-10
logging into 6-10
mapping on member switches 5-25
setting a command with 6-8
protocol-dependent modules, EIGRP 22-47
Protocol-Independent Multicast Protocol
proxy ARP
configuring 22-13
definition 22-10
with IP routing disabled 22-14
pruning, VTP
enabling 9-13
enabling on a port 9-28
examples 9-7
overview 9-6
pruning-eligible list
changing 9-28
VLANs 9-13
publications, related xxxi
PVST 1-3
Q
QoS
basic model 20-3
classification
class maps, described 20-7
defined 20-3
flowchart 20-6
forwarding treatment 20-3
in frames and packets 20-2
MAC ACLs, described 20-4, 20-7
policy maps, described 20-7
port default, described 20-4
trust DSCP, described 20-4
trusted CoS, described 20-4
trust IP precedence, described 20-4
types for IP traffic 20-5
types for non-IP traffic 20-4
class maps
configuring 20-30
displaying 20-56
configuration examples
common wiring closet 20-57
distribution layer 20-59
intelligent wiring closet 20-58
configuration guidelines 20-20
configuring
aggregate policers 20-37
default port CoS value 20-24
DSCP maps 20-39
DSCP trust states bordering another domain 20-25
egress queues on 10/100 Ethernet ports 20-51
egress queues on Gigabit-capable Ethernet ports 20-44
IP extended ACLs 20-28
IP standard ACLs 20-27
MAC ACLs 20-29
policy maps 20-32
port trust states within the domain 20-22
default configuration 20-18
displaying statistics 20-56
enabling globally 20-21
flowcharts
classification 20-6
policing and marking 20-10
queueing and scheduling 20-12, 20-15
implicit deny 20-7
mapping tables
CoS-to-DSCP 20-39
CoS-to-egress-queue 20-45
displaying 20-56
DSCP-to-CoS 20-42
DSCP-to-DSCP-mutation 20-43
DSCP-to-threshold 20-47
IP-precedence-to-DSCP 20-40
policed-DSCP 20-41
types of 20-11
marked-down actions 20-35
overview 20-1
packet modification 20-17
policers
described 20-8
displaying 20-56
number of 20-9
types of 20-8
policies, attaching to an interface 20-9
policing
token bucket algorithm 20-8
policy maps
characteristics of 20-32
configuring 20-32
displaying 20-56
queueing, defined 20-3
queues
CoS-to-egress-queue map 20-45
for 10/100 Ethernet ports 20-15
high priority (expedite) 20-13, 20-50
minimum-reserve levels 20-53
size ratios 20-46
tail-drop threshold percentages 20-13, 20-47
WRED drop-percentage thresholds 20-13, 20-48
WRR scheduling 20-50
scheduling
allocating bandwidth on 10/100 Ethernet ports 20-54
allocating bandwidth on Gigabit-capable ports 20-50
defined 20-3
support for 1-4
tail drop
configuring drop threshold percentages 20-47
described 20-13
trust states 20-4
WRED
configuring drop-percentage thresholds 20-48
described 20-14
WRR scheduling 20-50
quality of service
queries, IGMP 11-3
R
RADIUS
attributes
vendor-proprietary 6-29
vendor-specific 6-28
configuring
accounting 6-27
authentication 6-23
authorization 6-26
communication, global 6-21, 6-28
communication, per-server 6-20, 6-21
multiple UDP ports 6-20
default configuration 6-20
defining AAA server groups 6-24
displaying the configuration 6-30
identifying the server 6-20
limiting the services to the user 6-26
method list, defined 6-19
operation of 6-19
overview 6-18
suggested network environments 6-18
tracking services accessed by user 6-27
Random Early Detection, described 20-14
range
macro 8-11
of interfaces 8-9
RARP 22-10
rcommand command 5-25
RCP
configuration files
downloading B-17
overview B-16
preparing the server B-16
uploading B-18
image files
deleting old image B-32
downloading B-30
preparing the server B-29
uploading B-32
read-only access mode 3-31
read-write access mode 3-31
reconfirmation interval, VMPS, changing 9-39
recovery procedures 27-1
redundancy
EtherChannel 21-1
features 1-3
HSRP 23-1
STP
backbone 10-9
multidrop backbone 10-13
path cost 9-32
port priority 9-30
redundant clusters
redundant power system
Refresh button 3-29
reliable transport protocol, EIGRP 22-46
reloading software 4-17
Remote Authentication Dial-In User Service
Remote Copy Protocol
Remote Network Monitoring
remove vlan-list parameter 9-27
resetting a UDLD-shutdown interface 14-4
restricting access
NTP services 6-38
overview 6-1
passwords and privilege levels 6-2
RADIUS 6-17
TACACS+ 6-10
retry count, VMPS, changing 9-39
reverse address resolution 22-10
Reverse Address Resolution Protocol
RFC
1058, RIP 22-25
1112, IP multicast and IGMP 11-2
1157, SNMPv1 18-2
1166, IP addresses 22-5
1253, OSPF 22-35
1305, NTP 6-32
1587, NSSAs 22-35
1757, RMON 16-2
1901, SNMPv2C 18-2
1902 to 1907, SNMPv2 18-2
2236, IP multicast and IGMP 11-2
RIP
advertisements 22-25
authentication 22-28
configuring 22-26
default configuration 22-25
described 22-25
hop counts 22-25
split horizon 22-29
summary addresses 22-29
support for 1-4
RMON
default configuration 16-3
displaying status 16-6
enabling alarms and events 16-3
groups supported 16-2
overview 16-1
statistics
collecting group Ethernet 16-5
collecting group history 16-5
support for 1-5
root guard, STP 1-3, 10-20, 10-36
root switch, STP 10-22
route calculation timers, OSPF 22-42
routed packets, ACLs on 19-41
routed ports
configuring 22-3
defined 8-4
in switch clusters 5-10
routed ports, IP addresses on 8-22, 22-3
router ACLs 19-2
router ID, OSPF 22-43
route summarization, OSPF 22-41
routing
default 22-2
dynamic 22-2
redistribution of information 22-57
static 22-2
Routing Information Protocol
routing protocol administrative distances 22-56
RPS LED 3-7
running configuration, saving 4-10
S
saving changes in CMS 3-32
SC (standby command switch) 5-12, 5-22
scheduled reloads 4-17
SDM
configuring 6-59
described 6-57
templates
number of 6-57
resources used for Fast Ethernet switches 6-58
resources used for Gigabit Ethernet switches 6-58
secure ports, configuring 12-8
security, port 12-8
security features 1-3
sequence numbers in log messages 17-8
server mode, VTP 9-4
set-request operation 18-3
setup program, failed command switch replacement 27-7, 27-9
severity levels, defining in system messages 17-8
show access-lists hw-summary command 19-6
show cdp traffic command 13-5
show cluster members command 5-25
show configuration command 8-17
show fm commands 19-37
show forward command 27-15
show interfaces command 8-15, 8-17
show running-config command
displaying ACLs 19-19, 19-30, 19-32
interface description in 8-17
shutdown command on interfaces 8-21
Simple Network Management Protocol
SNAP 13-1
SNMP
accessing MIB variables with 18-3
agent
described 18-3
disabling 18-5
community strings
configuring 18-5
for cluster switches 18-3
overview 18-3
configuration examples 18-10
default configuration 18-4
in-band management 1-2
in clusters 5-16
limiting access by TFTP servers 18-9
limiting system log messages to NMS 17-10
managing clusters with 5-26
MIBs
location of A-2
supported A-1
status, displaying 18-10
system contact and location 18-9
trap manager, configuring 18-8
traps
described 18-2
enabling 18-7
enabling MAC address notification 6-54
types of 18-7
versions supported 18-2
snooping, IGMP 11-1
software images
location in Flash B-20
recovery procedures 27-2
scheduling reloads 4-17
tar file format, described B-20
See also downloading and uploading
source addresses, in ACLs 19-11
SPAN
configuration guidelines 15-7
default configuration 15-7
destination ports 15-4
displaying status 15-13
interaction with other features 15-5
monitored ports 15-4
monitoring ports 15-4
received traffic 15-3
sessions
creating 15-8
defined 15-2
limiting source traffic to specific VLANs 15-12
monitoring VLANs 15-11
removing destination (monitoring) ports 15-10
removing source (monitored) ports 15-10
specifying monitored ports 15-8
source ports 15-4
transmitted traffic 15-3
VLAN-based 15-5
Spanning Tree Protocol
speed, configuring on interfaces 8-14
split horizon
IGRP 22-34
RIP 22-29
Stack Membership Discovery Protocol 10-14
Standby Command Configuration window 5-23
standby command switch
considerations 5-14
defined 5-2
priority 5-12
requirements 5-3
virtual IP address 5-13
See also cluster standby group and HSRP
standby group, cluster
See cluster standby group and HSRP
standby ip command 23-4
standby router 23-1
standby timers, HSRP 23-8
startup configuration
booting
manually 4-13
specific image 4-14
clearing B-19
configuration file
automatically downloading 4-12
specifying the filename 4-13
default boot configuration 4-12
static access mode 3-9
static access ports
assigning to VLAN 9-19
static addresses
static IP routing 1-4
static MAC addressing 1-3
static routes, configuring 22-55
static routing 22-2
static VLAN membership 9-2
statistics
802.1X 7-14
CDP 13-5
interface 8-18
IP multicast routing 24-58
OSPF 22-44
QoS ingress and egress 20-56
RMON group Ethernet 16-5
RMON group history 16-5
SNMP input and output 18-10
VTP 9-13
storm control
configuring 12-3
definition 12-1
displaying 12-11
thresholds 12-1
STP
accelerating root port selection 10-12
BackboneFast, described 10-18
BPDU guard, described 10-11
BPDU message exchange 10-4
configuring
BackboneFast 10-36
BPDU guard 10-33
cross-stack UplinkFast 10-35
disable 10-22
forward-delay time 10-29
hello time 10-29
in cascaded stack 10-30
maximum aging time 10-30
path cost 10-27
Port Fast 10-32
port priority 10-26
root guard 10-36
root switch 10-22
secondary root switch 10-24
switch priority 10-28
UplinkFast with redundant links 10-34
cross-stack UplinkFast, described 10-13
default configuration 10-21
designated switch, defined 10-4
detecting indirect link failures 10-18
displaying status 10-31
EtherChannel guard
described 10-20
enabling 10-37
extended system ID
affects on root switch 10-23
affects on the secondary root switch 10-24
overview 10-3
unexpected behavior 10-23
features 1-3
interface state, blocking to forwarding 10-10
interface states
blocking 10-7
disabled 10-8
learning 10-7
listening 10-7
overview 10-6
limitations with 802.1Q trunks 10-8
load sharing
overview 9-29
using path costs 9-32
using port priorities 9-30
loops 9-24
multicast addresses, affect of 10-8
overview 10-2
path costs 9-32
Port Fast
configuring 10-32
described 10-10
mode 9-36
port priorities 9-30
preventing root switch selection 10-20
redundant connectivity 10-9
root guard, described 1-3, 10-20
root port, defined 10-4
root switch
affects of extended system ID 10-3, 10-23
configuring 10-23
election 10-3
unexpected behavior 10-23
settings in a cascaded stack 10-30
shutdown Port Fast-configured interface 10-11
supported number of spanning-tree instances 10-2
timers, described 10-5
UplinkFast, described 10-12
VLAN-bridge 10-9
stratum, NTP 6-32
stub areas, OSPF 22-39
subnet mask 22-5
subnet zero 22-8
summer time 6-44
SunNet Manager 1-6
supernet 22-8
SVIs
and IP unicast routing 22-3
and router ACLs 19-2
connecting VLANs 8-5
defined 8-4
routing between VLANs 9-2
switch clustering technology 1-1, 1-6, 5-1
switch clusters, planning considerations
LRE profiles 5-17
switch-specific features 5-18
switch console port 1-2
switched packets, ACLs on 19-39
switched ports 8-2
switchport block multicast command 12-6
switchport block unicast command 12-6
switchport command 8-12
switchport protected command 12-5
switch priority, STP 10-28
switch software features 1-1
switch virtual interface
syslog
system clock
configuring
daylight saving time 6-44
manually 6-42
summer time 6-44
time zones 6-43
displaying the time and date 6-42
overview 6-32
System Database Management
system message logging
default configuration 17-3
defining error message severity levels 17-8
disabling 17-4
displaying the configuration 17-12
enabling 17-4
facility keywords, described 17-12
level keywords, described 17-9
limiting messages 17-10
message format 17-2
overview 17-1
sequence numbers, enabling and disabling 17-8
setting the display destination device 17-4
synchronizing log messages 17-6
syslog facility 1-5
timestamps, enabling and disabling 17-7
UNIX syslog servers
configuring the daemon 17-11
configuring the logging facility 17-11
facilities supported 17-12
system messages 3-19
system name
default configuration 6-46
default setting 6-46
manual configuration 6-46
system prompt
default setting 6-46
manual configuration 6-47
system resource templates 6-57
system routes, IGRP 22-30
T
tables, CMS 3-29
tabs, CMS 3-29
TAC
inquiries xxxiii
toll-free telephone numbers xxxiv
website xxxiii
TACACS+
accounting, defined 6-11
authentication, defined 6-11
authorization, defined 6-11
configuring
accounting 6-17
authentication key 6-13
authorization 6-16
login authentication 6-14
default configuration 6-13
displaying the configuration 6-17
identifying the server 6-13
in clusters 5-17
limiting the services to the user 6-16
operation of 6-12
overview 6-10
support for 1-4
tracking services accessed by user 6-17
tail drop
described 20-13
support for 1-4
tar files
creating B-6
displaying the contents of B-6
extracting B-7
image file format B-20
technical assistance
Cisco.com xxxiii
TAC xxxiii
TAC website xxxiii
toll-free telephone numbers xxxiv
Telnet
number of connections 1-2
setting a password 6-6
templates, system resources 6-57
Terminal Access Controller Access Control System Plus
terminal lines, setting a password 6-6
TFTP
configuration files
downloading B-11
preparing the server B-10
uploading B-12
configuration files in base directory 4-6
configuring for autoconfiguration 4-5
image files
deleting B-23
downloading B-22
preparing the server B-22
uploading B-24
limiting access by servers 18-9
TFTP server 1-2
threshold, traffic level 12-2
time
time-range command 19-15
time ranges in ACLs 19-15
timestamps in log messages 17-7
time zones 6-43
Token Ring VLANs
support for 9-15
TrCRF and TrBRF 9-6
toolbar 3-21
tool tips 3-27
Topology view
Collapse Cluster view 3-11
colors 3-14
described 3-10
device icons 3-12
device labels 3-13
display options 3-14
Expand Cluster view 3-11
icons 3-12
link icons 3-13
link labels 3-13
multilink icon 3-23
neighboring devices 3-12
pop-up menus 3-23
TOS 1-4
traceroute command 27-13
traffic
blocking flooded 12-6
fragmented 19-4
unfragmented 19-4
traffic policing 1-4
traffic suppression 12-1
transparent mode, VTP 9-4, 9-11
trap-door mechanism 4-2
traps
configuring MAC address notification 6-54
configuring managers 18-7
defined 18-2
notification types 18-7
troubleshooting
connectivity problems 27-11
detecting
EtherChannel misconfigurations 10-37
unidirectional links 14-1
determining packet disposition 27-15
displaying crash information 27-17
PIMv1 and PIMv2 interoperability problems 24-28
show forward command 27-15
with CiscoWorks 18-3
with debug commands 27-14
with ping 27-11
with system message logging 17-1
with traceroute 27-12
trunking encapsulation 1-3
trunk ports
configuring 9-25
encapsulation 9-25, 9-31, 9-32
trunks
allowed-VLAN list 9-27
encapsulation 9-24
Fast Ethernet 9-22
Gigabit Ethernet 9-22
interacting with other features 9-24
ISL 9-22
load sharing
setting STP path costs 9-32
using STP port priorities 9-30
native VLAN for untagged traffic 9-29
parallel 9-32
pruning-eligible list 9-28
to non-DTP device 9-23
understanding 9-22
twisted-pair Ethernet, detecting unidirectional links 14-1
type-of-service
U
UDLD
default configuration 14-3
echoing detection mechanism 14-2
enabling
globally 14-3
per interface 14-4
link-detection mechanism 14-1
neighbor database 14-2
overview 14-1
resetting an interface 14-4
status, displaying 14-5
support for 1-3
UDP, configuring 22-19
unauthorized ports with 802.1X 7-4
unequal-cost load balancing, IGRP 22-31
unicast storm control command 12-3
unicast storms 12-1
unicast traffic, blocking 12-6
UniDirectional Link Detection protocol
UNIX syslog servers
daemon configuration 17-11
facilities supported 17-12
message logging configuration 17-11
unrecognized Type-Length-Value (TLV) support 9-6
upgrading software images
UplinkFast
described 10-12
redundant links 10-34
support for 1-3
uploading
configuration files
reasons for B-8
using FTP B-15
using RCP B-18
using TFTP B-12
image files
reasons for B-19
using FTP B-28
using RCP B-32
using TFTP B-24
URLs, Cisco xxxi
User Datagram Protocol
user EXEC mode 2-2
username-based authentication 6-7
V
verifying changes in CMS 3-32
version-dependent transparent mode 9-6
virtual IP address
cluster standby group 5-13, 5-22
VLAN ACLs
VLAN configuration mode 2-2
VLAN management domain 9-4
VLAN Management Policy Server
VLAN map entries, order of 19-28
VLAN maps
applying 19-32
common uses for 19-33
configuration example 19-34
configuration guidelines 19-28
configuring 19-27
creating 19-30
defined 19-2
denying access example 19-35
denying and permitting packets 19-30
displaying 19-33
examples 19-35
support for 1-3
usage 19-3
with router ACLs 19-42
VLAN membership
confirming 9-39
VLAN port membership modes 3-9
VLAN Query Protocol (VQP) 9-33
VLANs
adding to VTP database 9-17
aging dynamic addresses 10-10
allowed on trunk 9-27
changing 9-18
configuration guidelines 9-16
configuring 9-1
configuring in VTP database 9-17
connecting through SVIs 8-5
default configuration 9-15
deleting from VTP database 9-18
features 1-3
illustrated 9-2
in the VTP database 9-17
ISL 9-22
limiting source traffic with SPAN 15-12
modifying 9-18
monitoring with SPAN 15-11
native, configuring 9-29
port membership modes 9-3
static-access ports 9-18, 9-19
STP and 802.1Q trunks 10-8
supported 9-2
Token Ring 9-15
VTP database and 9-15
VTP modes 9-4
VLAN Trunking Protocol
VLAN trunks 9-22
VMPS
administering 9-40
configuration guidelines 9-36
default configuration 9-37
dynamic port membership
example 9-40
overview 9-34
reconfirming 9-39
troubleshooting 9-40
entering server address 9-37
mapping MAC addresses to VLANs 9-33
monitoring 9-40
reconfirmation interval, changing 9-39
reconfirming membership 9-39
retry count, changing 9-39
voice VLANs
VQP 1-3
VTP
client mode, configuring 9-11
configuration
guidelines 9-8
requirements 9-9
configuration requirements 9-9
configuring
client mode 9-11
server mode 9-10
transparent mode 9-11
consistency checks 9-6
database 9-17
configuring VLANs 9-17
displaying 9-21
parameters 9-15
default configuration 9-8
described 9-3
disabling 9-11
domain names 9-8
domains 9-4
modes
transitions 9-4
monitoring 9-13
passwords 9-9
pruning
disabling 9-13
enabling 9-13
examples 9-7
overview 9-6
pruning-eligible list, changing 9-28
server mode, configuring 9-10
statistics 9-13
support for 1-3
Token Ring support 9-6
transparent mode, configuring 9-11
using 9-3
version, guidelines 9-9
version 1 9-6
version 2
configuration guidelines 9-9
disabling 9-12
enabling 9-12
overview 9-6
VLAN parameters 9-15
VTP monitoring 9-13
VTP pruning 1-3
VVIDs 1-8
W
web-based management software
Weighted Random Early Detection
Weighted Round Robin
weighted round robin, described 20-3
window components, CMS 3-28
X
XMODEM protocol 27-2