Table Of Contents
Numerics - A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X -
Index
Numerics
802.1D
See STP
802.1Q
and trunk ports 9-3
configuration limitations 11-12
encapsulation 11-11
native VLAN for untagged traffic 11-16
802.1S
See MSTP
802.1W
See RSTP
802.1X
See port-based authentication
802.3AD
See EtherChannel
802.3Z flow control 9-12
A
abbreviating commands 2-4
AC (command switch) 5-10, 5-18
access-class command 26-16
access control entries
See ACEs
access-denied response, VMPS 11-21
access groups
applying ACLs to interfaces 26-17
IP 26-17
accessing
clusters, switch 5-13
command switches 5-11
member switches 5-13
switch clusters 5-13
access lists
See ACLs
access ports
defined 9-2
in switch clusters 5-9
accounting
with RADIUS 7-28
with TACACS+ 7-11, 7-17
ACEs
defined 26-2
Ethernet 26-2
IP 26-2
ACLs
ACEs 26-2
any keyword 26-9
applying
time ranges to 26-13
to an interface 26-16
comments in 26-15
compiling 26-17
defined 26-1, 26-6
examples of 26-17
extended IP
creating 26-8
matching criteria 26-6
hardware and software handling 26-17
host keyword 26-10
IP
applying to interface 26-16
applying to interfaces 26-16
creating 26-6
implicit deny 26-8, 26-11, 26-13
implicit masks 26-8
matching criteria 26-6
named 26-11
terminal lines, setting on 26-16
undefined 26-17
MAC extended 26-20
matching 26-6, 26-17
monitoring 26-29
named 26-11
numbers 26-6
port 26-2
precedence of 26-2
standard IP
creating 26-7
matching criteria 26-6
supported features 26-17
support for 1-6
time ranges 26-13
unsupported features 26-5
VLAN maps
configuration guidelines 26-23
configuring 26-22
address aliasing 18-2
addresses
displaying the MAC address table 6-28
dynamic
accelerated aging 14-8
changing the aging time 6-23
default aging 14-8
defined 6-22
learning 6-22
removing 6-24
MAC, discovering 6-29
multicast STP address management 14-8
static
adding and removing 6-26
defined 6-22
address resolution 6-29
Address Resolution Protocol
See ARP
See ARP table
advertisements
CDP 20-1
VTP 11-13, 12-3
aggregated ports
See EtherChannel
aggregate policing 1-7
aging, accelerating 14-8
aging time
accelerated
for MSTP 15-20
for STP 14-8, 14-21
MAC address table 6-23
maximum
for MSTP 15-21
for STP 14-21
alarms, RMON 23-3
allowed-VLAN list 11-15
ARP
defined 1-4, 6-29
ARP table
address resolution 6-29
managing 6-29
attributes, RADIUS
vendor-proprietary 7-31
vendor-specific 7-29
audience xxvii
authentication
local mode with AAA 7-36
NTP associations 6-5
RADIUS
key 7-21
login 7-23
See also port-based authentication
TACACS+
defined 7-11
key 7-13
login 7-14
authoritative time source, described 6-2
authorization
with RADIUS 7-27
with TACACS+ 7-11, 7-16
authorized ports with 802.1X 8-4
autoconfiguration 4-3
automatic discovery
adding member switches 5-16
considerations
beyond a non-candidate device 5-8
brand new switches 5-9
connectivity 5-5
different VLANs 5-7
management VLANs 5-8
non-CDP-capable devices 5-6
non-cluster-capable devices 5-6
creating a cluster standby group 5-18
in switch clusters 5-5
See also CDP
automatic recovery, clusters 5-10
See also HSRP
autonegotiation
duplex mode 1-3
interface configuration guidelines 9-10
mismatches 29-10
autosensing, port speed 1-3
auxiliary VLAN
See voice VLAN
availability, features 1-4
B
BackboneFast
described 16-5
enabling 16-14
support for 1-5
banners
configuring
login 6-21
message-of-the-day login 6-20
default configuration 6-19
when displayed 6-19
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
BPDU
error-disabled state 16-2
filtering 16-3
RSTP format 15-9
BPDU filtering
described 16-3
enabling 16-12
support for 1-5
BPDU guard
described 16-2
enabling 16-11
support for 1-5
bridge protocol data unit
See BPDU
broadcast storm control
configuring 19-2
disabling 19-3
C
cables, monitoring for unidirectional links 21-1
candidate switch
adding 5-16
automatic discovery 5-5
defined 5-4
HC 5-18
passwords 5-17
requirements 5-4
standby group 5-18
See also command switch, cluster standby group, and member switch
caution, described xxviii
CC (command switch) 5-19
CDP
and trusted boundary 27-7
automatic discovery in switch clusters 5-5
configuring 20-2
default configuration 20-2
described 20-1
disabling for routing device 20-3, 20-4
enabling and disabling
on an interface 20-4
on a switch 20-3
monitoring 20-5
overview 20-1
support for 1-4
transmission timer and holdtime, setting 20-2
updates 20-2
CGMP
as IGMP snooping learning method 18-8
joining multicast group 18-3
Cisco Discovery Protocol
See CDP
Cisco IOS File System
See IFS
CiscoWorks 2000 1-3, 25-4
class of service
See CoS
clearing interfaces 9-17
CLI
abbreviating commands 2-4
command modes 2-1
described 1-3
editing features
enabling and disabling 2-7
keystroke editing 2-7
wrapped lines 2-8
error messages 2-5
filtering command output 2-9
getting help 2-3
history
changing the buffer size 2-5
described 2-5
disabling 2-6
recalling commands 2-6
managing clusters 5-21
no and default forms of commands 2-4
client mode, VTP 12-3
clock
See system clock
Cluster Management Suite
See CMS
clusters, switch
accessing 5-13
adding member switches 5-16
automatic discovery 5-5
automatic recovery 5-10
benefits 1-2
command switch configuration 5-16
compatibility 5-4
creating 5-15
creating a cluster standby group 5-18
described 5-1
LRE profile considerations 5-15
managing
through CLI 5-21
through SNMP 5-21
planning 5-4
planning considerations
automatic discovery 5-5
automatic recovery 5-10
CLI 5-21
host names 5-13
IP addresses 5-13
LRE profiles 5-15
passwords 5-14
RADIUS 5-14
SNMP 5-14, 5-21
switch-specific features 5-15
TACACS+ 5-14
redundancy 5-18
troubleshooting 5-20
verifying 5-20
See also candidate switch, command switch, cluster standby group, member switch, and standby command switch
cluster standby group
automatic recovery 5-12
considerations 5-11
creating 5-18
defined 5-2
requirements 5-3
virtual IP address 5-11
See also HSRP
CMS
benefits 1-2
configuration modes 3-5
described 1-2, 1-3
Front Panel view
described 3-2
operating systems and supported browsers 3-8
requirements 3-7 to 3-9
Topology view 3-14
wizards 3-6
Coarse Wave Division Multiplexer
See CWDM
command-line interface
See CLI
command modes 2-1
commands
abbreviating 2-4
no and default 2-4
setting privilege levels 7-8
command switch
accessing 5-11
active (AC) 5-10, 5-18
command switch with HSRP disabled (CC) 5-19
configuration conflicts 29-10
defined 5-2
enabling 5-16
passive (PC) 5-10, 5-18
password privilege levels 5-21
priority 5-10
recovery
from command-switch failure 5-10
from failure 29-6
from lost member connectivity 29-10
redundant 5-10, 5-18
replacing
with another switch 29-9
with cluster member 29-7
requirements 5-3
standby (SC) 5-10, 5-18
See also candidate switch, cluster standby group, member switch, and standby command switch
community strings
configuring 5-14, 25-7
for cluster switches 25-4
in clusters 5-14
overview 25-3
SNMP 5-14
config.text 4-12
configuration conflicts, recovering from lost member connectivity 29-10
configuration examples, network 1-10
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 4-13
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 25-13
obtaining with DHCP 4-7
password recovery disable considerations 7-5
specifying the filename 4-13
system contact and location information 25-12
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-11
VMPS database 11-22
configuration modes, CMS 3-5
configuration settings, saving 4-11
configure terminal command 9-5
config-vlan mode 2-2, 11-5
conflicts, configuration 29-10
connections, secure remote 7-38
connectivity problems 29-11
consistency checks in VTP version 2 12-4
console port, connecting to 2-10
conventions
command xxviii
for examples xxviii
publication xxviii
text xxviii
CoS
configuring 27-2
configuring priority queues 27-9
defining 27-3
override priority 13-5
trust priority 13-5
counters, clearing interface 9-17
crashinfo file 29-16
cryptographic software image
Kerberos 7-32
SSH 7-37
CWDM 1-15
CWDM SFPs 1-15
D
daylight saving time 6-14
debugging
enabling all system diagnostics 29-15
enabling for a specific feature 29-14
redirecting error message output 29-15
using commands 29-14
default commands 2-4
default configuration
802.1X 8-10
banners 6-19
booting 4-12
CDP 20-2
DHCP 17-3
DNS 6-18
EtherChannel 28-9
IGMP filtering 18-21
IGMP snooping 18-7
IGMP throttling 18-21
initial switch information 4-3
Layer 2 interfaces 9-9
MAC address table 6-23
MSTP 15-12
MVR 18-16
NTP 6-4
optional spanning-tree features 16-10
password and privilege level 7-2
QoS 27-4
RADIUS 7-20
RMON 23-3
RSPAN 22-5
SNMP 25-5
SPAN 22-5
STP 14-11
system message logging 24-3
system name and prompt 6-16
TACACS+ 7-13
UDLD 21-4
VLAN, Layer 2 Ethernet interfaces 11-13
VLANs 11-6
VMPS 11-22
voice VLAN 13-2
VTP 12-6
default gateway 4-10
deleting VLANs 11-8
description command 9-14
designing your network, examples 1-10
destination addresses, in ACLs 26-9
destination-IP address based forwarding, EtherChannel 28-7
destination-MAC address forwarding, EtherChannel 28-7
detecting indirect link failures, STP 16-5
device discovery protocol 20-1
Device Manager 3-14
See also Switch Manager
DHCP-based autoconfiguration
client request message exchange 4-4
configuring
client side 4-3
DNS 4-6
relay device 4-6
server-side 4-5
TFTP server 4-6
example 4-8
lease options
for IP address information 4-5
for receiving the configuration file 4-5
overview 4-3
relationship to BOOTP 4-4
relay support 1-4
support for 1-4
DHCP option 82
configuration guidelines 17-3
default configuration 17-3
displaying 17-5
overview 17-2
DHCP snooping
configuration guidelines 17-3
default configuration 17-3
displaying binding tables 17-5
displaying configuration 17-5
message exchange process 17-2
option 82 data insertion 17-2
directed unicast requests 1-4
directories
changing B-3
creating and removing B-4
displaying the working B-3
discovery, clusters
See automatic discovery
DNS
and DHCP-based autoconfiguration 4-6
default configuration 6-18
displaying the configuration 6-19
overview 6-17
setting up 6-18
support for 1-4
documentation
related xxix
document conventions xxviii
domain names
DNS 6-17
VTP 12-8
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-24
preparing B-22, B-25, B-29
reasons for B-20
using FTP B-26
using RCP B-31
using TFTP B-23
DSCP 1-6
DTP 1-5, 11-11
dynamic access ports
characteristics 11-3
configuring 11-24
defined 9-3
dynamic addresses
See addresses
dynamic desirable trunking mode 11-12
Dynamic Host Configuration Protocol
See DHCP-based autoconfiguration
dynamic port VLAN membership
described 11-21
reconfirming 11-24, 11-25
troubleshooting 11-26
types of connections 11-24
VMPS database configuration file 11-22
Dynamic Trunking Protocol
See DTP
E
editing features
enabling and disabling 2-7
keystrokes used 2-7
wrapped lines 2-8
enable password 7-4
enable secret password 7-4
encapsulation 27-2
encryption for passwords 7-4
environment variables
function of 4-16
error messages during command entry 2-5
EtherChannel
802.3AD, described 28-5
automatic creation of 28-3, 28-5
channel groups
binding physical and logical interfaces 28-3
numbering of 28-3
configuration guidelines 28-9
configuring Layer 2 interfaces 28-10
default configuration 28-9
described 28-2
displaying status 28-17
forwarding methods 28-6, 28-12
interaction
with STP 28-9
with VLANs 28-10
LACP
described 28-5
displaying status 28-17
hot-standby ports 28-15
interaction with other features 28-6
modes 28-6
port priority 28-16
system priority 28-15
LACP, support for 1-3
load balancing 28-6, 28-12
number of interfaces per 28-2
PAgP
aggregate-port learners 28-13
compatibility with Catalyst 1900 28-13
described 28-3
displaying status 28-17
interaction with other features 28-5
learn method and priority configuration 28-13
modes 28-4
silent mode 28-5
support for 1-3
port-channel interfaces
described 28-3
numbering of 28-3
port groups 9-4
support for 1-3
EtherChannel guard
described 16-7
enabling 16-14
Ethernet VLANs
adding 11-7
defaults and ranges 11-7
modifying 11-7
events, RMON 23-3
examples
conventions for xxviii
network configuration 1-10
expert mode 3-6
Express Setup 3-11
extended system ID
MSTP 15-14
STP 14-3, 14-14
Extensible Authentication Protocol over LAN 8-1
F
fallback VLAN name 11-22
fiber-optic, detecting unidirectional links 21-1
files
copying B-4
deleting B-5
displaying the contents of B-7
tar
creating B-6
displaying the contents of B-6
extracting B-7
image file format B-21
files, crashinfo
description 29-16
displaying the contents of 29-16
location 29-16
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 26-22
non-IP traffic 26-20
show and more command output 2-9
filtering show and more command output 2-9
filters, IP
See ACLs, IP
Flash device, number of B-1
flow-based packet classification 1-6
flow control 1-3, 9-12
forward-delay time
MSTP 15-20
STP 14-5, 14-21
forwarding
See broadcast storm control
FTP
accessing MIB files A-3
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
security and identification 29-11
get-bulk-request operation 25-3
get-next-request operation 25-3, 25-4
get-request operation 25-3, 25-4
get-response operation 25-3
global configuration mode 2-2
guest VLAN and 802.1X 8-8
guide
audience xxvii
purpose of xxvii
guide mode 1-2, 3-5
H
HC (candidate switch) 5-18
hello time
MSTP 15-19
STP 14-20
help, for the command line 2-3
history
changing the buffer size 2-5
described 2-5
disabling 2-6
recalling commands 2-6
history table, level and number of syslog messages 24-9
host names
abbreviations appended to 5-18
in clusters 5-13
hosts, limit on dynamic ports 11-26
HP OpenView 1-3
HSRP
automatic cluster recovery 5-12
cluster standby group considerations 5-11
See also clusters, cluster standby group, and standby command switch
I
ICMP ping
executing 29-12
overview 29-11
IDS, using with SPAN 22-2
IEEE 802.1p 13-1
IFS 1-4
IGMP
joining multicast group 18-3
join messages 18-3
leave processing, enabling 18-10
leaving multicast group 18-5
queries 18-4
report suppression
described 18-6
disabling 18-11
support for 1-3
IGMP filtering
configuring 18-21
default configuration 18-21
described 18-20
monitoring 18-25
support for 1-3
IGMP groups
configuring the filtering action 18-24
setting the maximum number 18-23
IGMP profile
applying 18-22
configuration mode 18-21
configuring 18-21
IGMP snooping
and address aliasing 18-2
configuring 18-6
default configuration 18-7
definition 18-2
enabling and disabling 18-7
global configuration 18-7
Immediate Leave 18-6
method 18-8
monitoring 18-12
support for 1-3
VLAN configuration 18-7
IGMP throttling
configuring 18-24
default configuration 18-21
described 18-20
displaying action 18-25
Immediate-Leave, IGMP 18-6
ingress port scheduling 27-3
initial configuration
defaults 1-8
See also hardware installation guide
interface
number 9-5
range macros 9-7
interface command 9-5
interface configuration mode 2-3
interfaces
configuration guidelines 9-10
configuring 9-5
configuring speed 9-10
counters, clearing 9-17
described 9-14
descriptive name, adding 9-14
displaying information about 9-16
flow control 9-12
management 1-3
monitoring 9-16
naming 9-14
physical, identifying 9-5
range of 9-6
restarting 9-17
shutting down 9-17
supported 9-5
types of 9-1
interfaces range macro command 9-7
interface types 9-5
Inter-Switch Link
See ISL
Intrusion Detection System
See IDS
inventory, cluster 5-20
IOS File System
See IFS
ip access group command 26-17
IP ACLs
applying to an interface 26-16
extended, creating 26-8
implicit deny 26-8, 26-11, 26-13
implicit masks 26-8
named 26-11
standard, creating 26-7
undefined 26-17
virtual terminal lines, setting on 26-16
IP addresses
candidate or member 5-4, 5-13
cluster access 5-2
command switch 5-3, 5-11, 5-13
discovering 6-29
redundant clusters 5-11
standby command switch 5-11, 5-13
See also IP information
ip igmp profile command 18-21
IP information
assigned
manually 4-10