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 7-3
configuration limitations 8-24
encapsulation 8-22, 8-24
native VLAN for untagged traffic 8-29
802.3Z flow control 7-15
A
abbreviating commands 2-3
ABRs 20-36
AC (command switch) 5-11, 5-18
access-class command 17-18
access control entries
See ACEs
access-denied response, VMPS 8-33
access groups
IP 17-19
Layer 3 17-19
viewing 17-21
access lists
See ACLs
access ports
defined 7-2
in switch clusters 5-10
accounting with TACACS+ 6-10, 6-16
ACEs
defined 17-2
Ethernet 17-2
IP 17-2
Layer 3 parameters 17-10
Layer 4 parameters 17-10
ACLs
ACEs 17-2
any keyword 17-12
applying
on bridged packets 17-37
on multicast packets 17-39
on routed packets 17-38
on switched packets 17-36
time ranges to 17-15
to an interface 17-18
comments in 17-17
compiling 17-21
configuring with VLAN maps 17-33
defined 17-1, 17-6
determining fit in hardware 17-34
displaying interface 17-21
examples of 17-21
extended IP
creating 17-9
matching criteria 17-7
hardware and software handling 17-5
host keyword 17-12
ACLs (continued)
IP
applying to interface 17-18
creating 17-6
implicit deny 17-8, 17-13, 17-15
implicit masks 17-8
matching criteria 17-3, 17-7
named 17-14
undefined 17-19
violations, logging 17-15
virtual terminal lines, setting on 17-18
limiting actions 17-34
logging messages 17-9
log keyword 17-15
MAC extended 17-27
matching 17-6, 17-19
monitoring 17-20
named 17-14
numbers 17-7
protocol parameters 17-9
QoS 17-2
router 17-2
standard IP
creating 17-8
matching criteria 17-7
supported features 17-5
support for 1-4
time ranges 17-15
unsupported features 17-6
using router ACLs with VLAN maps 17-33
VLAN maps
configuration guidelines 17-27
configuring 17-26
defined 17-3
active router 21-1
addresses
displaying the MAC address table 6-41
dynamic
accelerated aging 9-9
changing the aging time 6-39
default aging 9-9
defined 6-37
learning 6-38
preventing frame forwarding 24-5
removing 6-40
filtering frames by MAC address 24-6
multicast
group address range 22-1
STP address management 9-8
static
adding and removing 6-40
defined 6-37
address resolution 20-10
Address Resolution Protocol
See ARP
adjacency tables, with CEF 20-54
administrative distances
defined 20-62
OSPF 20-42
routing protocol defaults 20-57
advertisements
CDP 12-1
IGRP 20-31
RIP 20-26
VTP 8-4, 8-5, 8-25
aggregated ports
See EtherChannel
aggregate policing 1-4
aging, accelerating 9-9
alarms, RMON 14-3
allowed-VLAN list 8-27
Apply button 3-25
area border routers
See ABRs
ARP
configuring 20-11
definition 20-10
encapsulation 20-12
static cache configuration 20-11
support for 1-2
ASBRs 20-36
audience xxv
authentication
EIGRP 20-51
HSRP 21-8
NTP associations 6-21
TACACS+
defined 6-10
key 6-13
login 6-13
authentication keys, and routing protocols 20-63
authoritative time source, described 6-18
authorization with TACACS+ 6-10, 6-15
autoconfiguration 4-3
automatic discovery
adding member switches 5-16
considerations
beyond a non-candidate device 5-8
brand new switches 5-10
connectivity 5-6
edge device 5-6
management VLANs 5-8
routed ports 5-9
VLANs 5-7
creating a cluster standby group 5-18
in switch clusters 5-4
See also CDP
automatic recovery, clusters 5-11
See also HSRP
autonegotiation
duplex mode 1-2
interface configuration guidelines 7-13
mismatches 25-8
autonomous system boundary routers
See ASBRs
Auto-RP, described 22-8
autosensing, port speed 1-2
B
BackboneFast 1-3, 9-18, 9-35
bandwidth, graphs 3-8
banners
configuring
login 6-37
message-of-the-day login 6-36
default configuration 6-35
when displayed 6-35
binding cluster group and HSRP group 21-9
blocking packets 11-7
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 22-8
BPDU 1-4
BPDU guard, STP 9-11, 9-32
bridged packets, ACLs on 17-37
bridge groups
See fallback bridging
Bridge Protocol Data Unit
See BPDU
broadcast flooding 20-21
broadcast packets
directed 20-17
flooded 20-17
broadcast storms 11-1, 20-18
browser configuration 3-1, 5-1
buttons, CMS 3-25
C
cables, monitoring for unidirectional links 13-1
Cancel button 3-25
candidate switch
adding 5-16
automatic discovery 5-4
defined 5-3
HC 5-18
passwords 5-16
requirements 5-3
standby group 5-18
See also command switch, cluster standby group, and member switch
caution, description xxviii
CC (command switch) 5-18
CDP
automatic discovery in switch clusters 5-4
configuring 12-2
default configuration 12-2
description 12-1
disabling for routing device 12-3, 12-4
enabling and disabling on an interface 12-4
enabling and disabling on a switch 12-3
monitoring 12-5
overview 12-1
support for 1-2
transmission timer and holdtime, setting 12-2
updates 12-2
CEF 20-54
CGMP
as IGMP snooping learning method 10-6
clearing cached group entries 22-57
enabling server support 22-38
FastLeave feature 22-13
hosts
joining a group 22-12
leaving a group 22-13
joining multicast group 10-2
overview 22-11
server support only 22-11
switch support of 1-2
change notification, CMS 3-27
Cisco Discovery Protocol
See CDP
Cisco Express Forwarding
See CEF
Cisco Group Management Protocol
See CGMP
Cisco Technical Assistance Center xxxi
CiscoWorks 2000 1-6, 16-3
classless routing 20-8
class maps for QoS
configuring 18-25
described 18-7
displaying 18-46
class of service
See CoS
Clear Fault option 3-21
client mode, VTP 8-4
Cluster Management Suite
See CMS
clusters, switch
accessing 5-13
adding member switches 5-16
automatic discovery 5-4
automatic recovery 5-11
benefits 1-7
clusters, switch (continued)
command switch configuration 5-15
compatibility 5-4
creating 5-15
creating a cluster standby group 5-18
described 5-1
managing through CLI 5-20
managing through SNMP 5-21
planning considerations
automatic discovery 5-4
automatic recovery 5-11
CLI 5-20
described 5-4
host names 5-13
IP addresses 5-13
passwords 5-14
SNMP 5-14, 5-21
redundancy 5-18
troubleshooting 5-19
verifying 5-19
See also candidate switch, command switch, cluster standby group, and member switch
cluster standby group
automatic recovery 5-11
considerations 5-12
creating 5-18
defined 5-2
requirements 5-3
virtual IP address 5-11
See also HSRP
cluster standby-group and HSRP group 21-9
cluster tree
described 3-5
icons 3-5
CMS
accessing 3-26
benefits 1-7
change notification 3-27
described 1-1, 1-6, 3-1
different versions of 3-28
error checking 3-27
features 3-2
interaction modes 3-22
menu bar 3-13
online help 3-23
requirements 3-26
saving configuration changes 3-27
toolbar 3-18
verifying configuration changes 3-27
window components 3-24
command-line interface
abbreviating commands 2-3
command modes 2-1
described 1-6
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
managing clusters 5-20
no and default forms of commands 2-4
command modes 2-1
commands
abbreviating 2-3
no and default 2-4
setting privilege levels 6-7
command switch
active (AC) 5-11, 5-18
command switch with HSRP disabled (CC) 5-18
configuration conflicts 25-7
defined 5-2
enabling 5-15
passive (PC) 5-11, 5-18
password privilege levels 5-20
priority 5-11
recovery
from failure 25-4
from lost member connectivity 25-7
recovery from command-switch failure 5-11
redundant 5-11, 5-18
replacing
with another switch 25-6
with cluster member 25-4
requirements 5-2
standby (SC) 5-11, 5-18
See also candidate switch, clusters, and cluster standby group
community strings
configuring 5-14, 16-5
for cluster switches 16-3
in clusters 5-14
overview 16-3
SNMP 5-14
configuration conflicts, recovering from lost member connectivity 25-7
configuration examples, network 1-8
configuration files
clearing the startup configuration B-19
creating using a text editor B-10
deleting a stored configuration B-19
described B-8
downloading
automatically 4-12
preparing B-10, B-13, B-16
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 16-9
obtaining with DHCP 4-7
specifying the filename 4-13
system contact and location information 16-8
types and location B-9
uploading
preparing B-10, B-13, B-16
reasons for B-8
using FTP B-15
using RCP B-18
using TFTP B-12
VMPS database 8-34
configuration settings, saving 4-10
configure terminal command 7-7
conflicts, configuration 25-7
congestion-avoidance techniques 18-11
congestion-management techniques 18-11
connectivity problems 25-8
consistency checks in VTP version 2 8-6
conventions
command xxviii
for examples xxviii
publication xxviii
text xxviii
CoS 1-4, 18-2
CoS-to-DSCP map for QoS 18-34
CoS-to-egress-queue map 18-40
counters, clearing interface 7-19
cross-stack UplinkFast, STP
configuring 9-34
connecting stack ports 9-16
described 9-13
fast-convergence events 9-15
Fast Uplink Transition Protocol 9-14
limitations 9-16
normal-convergence events 9-15
Stack Membership Discovery Protocol 9-14
support for 1-3
D
database, VTP 8-15, 8-17
daylight saving time 6-30
debugging
enabling all system diagnostics 25-12
enabling for a specific feature 25-12
redirecting error message output 25-12
using commands 25-11
default commands 2-4
default configuration
banners 6-35
booting 4-12
CDP 12-2
DNS 6-34
EIGRP 20-48
EtherChannel 19-7
fallback bridging 24-3
HSRP 21-3
IGMP 22-31
IGMP snooping 10-5
IGRP 20-31
initial switch information 4-3
IP addressing, IP routing 20-4
default configuration (continued)
IP multicast routing 22-13
Layer 2 interfaces 7-12
MAC address table 6-39
MSDP 23-4
MVR 10-15
NTP 6-20
OSPF 20-37
password and privilege level 6-3
QoS 18-14
RIP 20-26
RMON 14-3
SNMP 16-4
STP 9-21
system message logging 15-3
system name and prompt 6-32
TACACS+ 6-12
UDLD 13-3
VLAN, Layer 2 Ethernet interfaces 8-24
VLANs 8-15
VMPS 8-36
VTP 8-8
default gateway 4-10, 20-15
default networks 20-57
default routes 20-57
default routing 20-2
deleting VLAN from database 8-18
description command 7-16
designing your network, examples 1-8
destination addresses, in ACLs 17-11
device discovery protocol 12-1
device labels 3-12
Device Manager 3-2
See also Switch Manager
device pop-up menu
Front Panel view 3-19
Topology view 3-20
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 18-1
Differentiated Services Code Point 18-2
Diffusing Update Algorithm (DUAL) 20-47
directed unicast requests 1-2
directories
changing B-3
creating and removing B-4
displaying the working B-3
discovery, clusters
See automatic discovery
Disqualification Code option 3-21
Distance Vector Multicast Routing Protocol
See DVMRP
distance-vector protocols 20-2
distribute-list command 20-62
DNS
and DHCP-based autoconfiguration 4-6
default configuration 6-34
displaying the configuration 6-35
overview 6-33
setting up 6-34
support for 1-2
documentation
feedback xxx
obtaining
CD-ROM xxix
world wide web xxix
ordering xxx
related xxix
document conventions xxviii
domain names 6-33
domain names, VTP 8-9
Domain Name System
See DNS
downloading
configuration files
preparing B-10, B-13, B-16
reasons for B-8
using FTP B-13
using RCP B-17
using TFTP B-11
image files
deleting old image B-23
preparing B-22, B-25, B-29
reasons for B-19
using FTP B-26
using RCP B-30
using TFTP B-22
DSCP 1-4, 18-2
DSCP-to-CoS map for QoS 18-37
DSCP-to-DSCP-mutation map for QoS 18-38
DSCP-to-threshold map 18-42
DTP 1-3, 8-22
DUAL finite state machine, EIGRP 20-47
duplex mode, configuring 7-14
DVMRP
all-DVMRP-routers multicast group address 22-11
autosummarization
configuring a summary address 22-54
disabling 22-56
connecting PIM domain to DVMRP router 22-46
enabling unicast routing 22-50
interoperability
with Cisco devices 22-44
with IOS software 22-11
mrinfo requests, responding to 22-49
neighbors
advertising the default route to 22-48
discovery with Probe messages 22-11, 22-44
displaying information 22-49
prevent peering with nonpruning 22-52
rejecting nonpruning 22-51
overview 22-11
routes
adding a metric offset 22-56
advertising all 22-56
advertising the default route to neighbors 22-48
caching DVMRP routes learned in report messages 22-50
changing the threshold for syslog messages 22-54
deleting 22-57
displaying 22-58
favoring one over another 22-56
limiting the number injected into MBONE 22-53
limiting unicast route advertisements 22-44
route table, building 22-11
source distribution tree, building 22-11
support for 1-5
tunnels
configuring 22-46
displaying neighbor information 22-49
dynamic access ports
characteristics 8-3
configuring 8-38
defined 7-2
limit on number of hosts 8-40
dynamic addresses
See addresses
Dynamic Host Configuration Protocol
See DHCP
dynamic port VLAN membership
configuration example 8-40
overview 8-34
reconfirming 8-38, 8-39
troubleshooting 8-40
types of connections 8-38
VMPS database configuration file 8-34
dynamic routing 20-2
Dynamic Trunking Protocol
See DTP
E
editing features
enabling and disabling 2-6
keystrokes used 2-6
wrapped lines 2-8
EIGRP
and IGRP 20-49
authentication 20-51
components 20-47
configuring 20-49
default configuration 20-48
definition 20-47
interface parameters, configuring 20-50
monitoring 20-52
support for 1-5
enable password 6-4
enable secret password 6-4
encapsulation types, Ethernet trunk 8-24
encryption for passwords 6-4
Enhanced IGRP
See EIGRP
environment variables
function of 4-16
location in Flash 4-15
equal-cost routing 1-5, 20-55
error checking, CMS 3-27
error messages
during command entry 2-4
setting the display destination device 15-4
severity levels 15-8
system message format 15-2
EtherChannel
automatic creation of 19-3
configuration guidelines 19-8
configuring
Layer 2 interfaces 19-9
Layer 3 physical interfaces 19-12
Layer 3 port-channel logical interfaces 19-11
default configuration 19-7
displaying status 19-16
forwarding methods 19-5, 19-13
interaction
with STP 19-8
with VLANs 19-8
Layer 3 interface 20-3
load balancing 19-5, 19-13
logical interfaces 19-2
overview 19-1
EtherChannel (continued)
PAgP
aggregate-port learners 19-5
compatibility with Catalyst 1900 19-14
displaying status 19-16
interaction with other features 19-5
learn method and priority configuration 19-14
modes 19-4
overview 19-3
physical learners 19-5
silent mode 19-4
support for 1-2
port-channel interfaces 19-2
port groups 7-3
support for 1-2
Ethernet VLAN
defaults and ranges 8-16
modifying 8-18
events, RMON 14-3
examples
conventions for xxviii
network configuration 1-8
expert mode 3-22
exterior routes, IGRP 20-31
F
fallback bridging
bridge groups
creating 24-4
described 24-2
displaying 24-12
number supported 24-4
removing 24-4
bridge table
changing the aging time 24-5
clearing 24-12
displaying 24-12
fallback bridging (continued)
connecting interfaces with 7-6
default configuration 24-3
described 24-1
frame forwarding
filtering by MAC address 24-6
flooding packets 24-2
for static addresses 24-5
forwarding packets 24-2
preventing for dynamically learned stations 24-5
to static addresses 24-5
overview 24-1
STP
disabling on an interface 24-12
forward-delay interval 24-10
hello BPDU interval 24-10
interface priority 24-8
maximum-idle interval 24-11
path cost 24-9
switch priority 24-8
VLAN-bridge STP 24-1, 24-2
support for 1-5
SVIs and routed ports 24-1
VLAN-bridge STP 9-8
fallback VLAN name 8-34
fan fault indication 3-5
Fast Uplink Transition Protocol 9-14
feedback to Cisco Systems, web xxx
FIB 20-54
fiber-optic, detecting unidirectional links 13-1
files
copying B-4
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 17-26
filtering non-IP traffic 17-27
filtering show and more command output 2-8
filters, IP
See ACLs, IP
Flash device, number of B-1
flash updates, IGRP 20-32
flooded traffic, blocking 11-7
flow-based packet classification 1-4
flow control 1-2, 7-15
forward-delay time, STP 9-6, 9-28
Forwarding Information Base
See FIB
forwarding non-routable protocols 24-1
front-panel images
described 3-6
port icons 3-6
port LEDs 3-8
RPS LED 3-7
system LED 3-6
Front Panel view
cluster tree 3-5
described 3-3
pop-up menus 3-19
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
FTP (continued)
image files
deleting old image B-28
downloading B-26
preparing the server B-25
uploading B-28
G
GBICs
1000BASE-LX/LH module 1-10
1000BASE-SX module 1-10
1000BASE-T module 1-10
1000BASE-ZX module 1-10
GigaStack 1-10
get-next-request operation 16-2, 16-3
get-request operation 16-2, 16-3
get-response operation 16-2
Gigabit GBIC modules
See GBICs
Gigabit Interface Converters