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Table Of Contents
A - B - C - D - E - F - G - H - I - J - L - M - N - O - P - Q - R - S - T - U - V - W -
Index
A
aaa accounting dot1x command 2-1
aaa authentication dot1x command 2-3
AAA methods 2-3
access control entries
access control lists
access groups
IP 2-83
MAC, displaying 2-293
matching for QoS classification 2-148
access mode 2-427
access ports 2-427
ACLs
as match criteria for QoS classes 2-148
deny 2-52
displaying 2-225
for non-IP protocols 2-130
IP 2-83
on Layer 2 interfaces 2-83
permit 2-173
action command 2-5
address aliasing 2-164
aggregate policers
applying 2-179
creating 2-181
displaying 2-325
QoS 2-182
aggregate-port learner 2-169
allowed VLANs 2-442
archive download-sw command 2-7
archive tar command 2-10
archive upload-sw command 2-13
attaching policy maps to interfaces 2-208
audience xv
authorization state of controlled port 2-60
autonegotiation of duplex mode 2-68
B
bandwidth, configuring for QoS 2-15
bandwidth command 2-15
boot (boot loader) command A-2
boot boothlpr command 2-18
boot config-file command 2-19
boot enable-break command 2-20
boot helper command 2-21
boot helper-config file command 2-22
booting
Cisco IOS image 2-25
displaying environment variables 2-229
interrupting 2-20
manually 2-23
boot loader
accessing A-1
booting
Cisco IOS image A-2
helper image 2-21
directories
creating A-15
displaying a list of A-7
removing A-19
boot loader (continued)
displaying
available commands A-12
memory heap utilization A-14
version A-26
environment variables
described A-20
displaying settings A-20
location of A-21
setting A-20
unsetting A-24
files
copying A-5
deleting A-6
displaying a list of A-7
displaying the contents of A-4, A-16, A-23
renaming A-17
file system
formatting A-10
initializing flash A-9
running a consistency check A-11
loading helper images A-13
prompt A-1
resetting the system A-18
boot manual command 2-23
boot private-config-file command 2-24
boot system command 2-25
BPDU filtering, for spanning tree 2-372, 2-408
BPDU guard, for spanning tree 2-374, 2-408
broadcast storm control 2-417
burst bytes, in QoS policers 2-176, 2-181
C
cat (boot loader) command A-4
caution, description xvi
CBWFQ, configuring 2-15
channel-group command 2-26
channel-protocol command 2-30
child policy maps 2-210
class-based traffic shaping 2-223
class-based weighted fair queuing
class command 2-32
class-map command 2-34
class-map configuration mode 2-34
class maps
creating 2-34
defining the match criteria 2-149
displaying 2-233
matching in 2-34
class of service
clear ip dhcp snooping database statistics command 2-36
clear lacp command 2-37
clear mac address-table command 2-38
clear pagp command 2-39
clear policer cpu uni counters command 2-40
clear port-security command 2-41
clear spanning-tree counters command 2-43
clear spanning-tree detected-protocols command 2-44
clear vmps statistics command 2-46
command modes defined 1-1
committed information rate in QoS policers 2-176, 2-181
configuration, initial
See also getting started guide and hardware installation guide
configuration files
password recovery disable considerations A-1
specifying the name 2-19, 2-24
configuring multiple interfaces 2-79
conform-action command 2-47
control-plane policer 2-40
control-plane policer information, displaying 2-326
control-plane security 2-184
control plane statistics, clearing 2-40
conventions
command xvi
for examples xvi
publication xvi
text xvi
copy (boot loader) command A-5
CoS
as match criteria for QoS groups 2-149
for QoS classification 2-212
setting value in policy maps 2-212
CPU ASIC statistics, displaying 2-234
CPU protection policers, displaying C-14
D
debug dot1x command B-2
debug etherchannel command B-3
debug interface command B-6
debug ip dhcp snooping command B-5
debug ip igmp filter command B-7
debug ip igmp max-groups command B-8
debug ip igmp snooping command B-9
debug lacp command B-10
debug mac-notification command B-11
debug matm command B-12
debug monitor command B-13
debug mvrdbg command B-14
debug nvram command B-15
debug pagp command B-16
debug platform acl command B-17
debug platform cpu-queues command B-18
debug platform dot1x command B-20
debug platform etherchannel command B-21
debug platform forw-tcam command B-22
debug platform ip dhcp command B-23
debug platform ip igmp snooping command B-24
debug platform led command B-26
debug platform matm command B-27
debug platform messaging application command B-28
debug platform phy command B-29
debug platform pm command B-31
debug platform policer cpu uni command B-33
debug platform port-asic command B-34
debug platform port-security command B-35
debug platform qos-acl-tcam command B-36
debug platform remote-commands command B-37
debug platform resource-manager command B-38
debug platform snmp command B-39
debug platform span command B-40
debug platform supervisor-asic command B-41
debug platform sw-bridge command B-42
debug platform tcam command B-43
debug platform udld command B-45
debug platform vlan command B-46
debug pm command B-47
debug port-security command B-49
debug qos-manager command B-50
debug spanning-tree bpdu command B-53
debug spanning-tree bpdu-opt command B-54
debug spanning-tree command B-51
debug spanning-tree mstp command B-55
debug spanning-tree switch command B-57
debug sw-vlan command B-59
debug sw-vlan ifs command B-61
debug sw-vlan notification command B-62
debug udld command B-64
debug vqpc command B-66
define interface-range command 2-49
delete (boot loader) command A-6
delete command 2-51
deny command 2-52
detect mechanism, causes 2-69
DHCP snooping
accepting untrusted packets from edge switch 2-94
enabling
on a VLAN 2-99
trust on an interface 2-97
error recovery timer 2-71
rate limiting 2-96
DHCP snooping binding database
binding file, configuring 2-90
bindings
adding 2-88
deleting 2-88
displaying 2-276
clearing database agent statistics 2-36
database agent, configuring 2-90
displaying
binding entries 2-276
database agent status 2-278
renewing 2-203
differentiated service code point
dir (boot loader) command A-7
directories, deleting 2-51
documentation, related xvi
document conventions xvi
dot1x default command 2-55
dot1x host-mode command 2-56
dot1x initialize command 2-57
dot1x max-req command 2-58, 2-59
dot1x port-control command 2-60
dot1x re-authenticate command 2-62
dot1x reauthentication command 2-63
dot1x system-auth-control command 2-64
dot1x timeout command 2-65
dropping packets, with ACL matches 2-5
DSCP
as match criteria for QoS groups 2-150
for QoS traffic marking 2-214
setting in policy maps 2-214
duplex command 2-67
dynamic-access ports
configuring 2-422
restrictions 2-423
Dynamic Host Configuration Protocol (DHCP)
E
EAP-request/identity frame
maximum number to send 2-59
response time before retransmitting 2-65
environment variables, displaying 2-229
errdisable detect cause command 2-69
errdisable recovery command 2-71
error conditions, displaying 2-253
error disable detection 2-69
error-disabled interfaces, displaying 2-264
EtherChannel
assigning Ethernet interface to channel group 2-26
creating port-channel logical interface 2-77
debug EtherChannel/PAgP, display B-3
debug platform-specific events, display B-21
displaying 2-257
interface information, displaying 2-264
LACP
clearing channel-group information 2-37
debug messages, display B-10
displaying 2-289
modes 2-26
port priority for hot-standby ports 2-122
restricting a protocol 2-30
system priority 2-124
load-distribution methods 2-188
EtherChannel (continued)
PAgP
aggregate-port learner 2-169
clearing channel-group information 2-39
debug messages, display B-16
displaying 2-321
error detection for 2-69
error recovery timer 2-71
learn method 2-169
modes 2-26
physical-port learner 2-169
priority of interface for transmitted traffic 2-171
Ethernet controller, internal register display 2-236
Ethernet statistics, collecting 2-205
examples, conventions for xvi
exceed-action command 2-73
extended-range VLANs
and allowed VLAN list 2-442
configuring 2-463
extended system ID for STP 2-380
F
fan information, displaying 2-250
files, deleting 2-51
flash_init (boot loader) command A-9
flowcontrol command 2-75
format (boot loader) command A-10
forwarding packets, with ACL matches 2-5
forwarding results, display C-5
frame forwarding information, displaying C-5
fsck (boot loader) command A-11
G
global configuration mode 1-2, 1-3
H
hardware ACL statistics 2-225
help (boot loader) command A-12
host connection, port configuration 2-426
host ports, private VLANs 2-429
I
IEEE 802.1x
and switchport modes 2-427
violation error recovery 2-71
See also port-based authentication
IGMP filters
applying 2-100
debug messages, display B-7
IGMP groups, setting maximum 2-101
IGMP maximum groups, debugging B-8
IGMP profiles
creating 2-103
displaying 2-280
IGMP snooping
adding ports as a static member of a group 2-118
displaying 2-281, 2-285, 2-287
enabling 2-105
enabling the configurable-leave timer 2-107
enabling the Immediate-Leave feature 2-115
flooding query count 2-113
interface topology change notification behavior 2-114
multicast table 2-283
querier 2-109
query solicitation 2-113
report suppression 2-111
switch topology change notification behavior 2-113
images
Immediate-Leave feature, MVR 2-166
immediate-leave processing 2-115
initial configuration
See also getting started guide and hardware installation guide
input policy maps
and ACL classification 2-148
and aggregate policers 2-182
commands not supported in 2-186
configuration guidelines 2-186
interface command 2-82
interface configuration mode 1-2, 1-4
interface port-channel command 2-77
interface range command 2-79
interface-range macros 2-49
interfaces
assigning Ethernet interface to channel group 2-26
configuring 2-67
configuring multiple 2-79
creating port-channel logical 2-77
debug messages, display B-6
disabling 2-361
displaying the MAC address table 2-305
restarting 2-361
interface speed, configuring 2-415
internal registers, displaying 2-236, 2-243
Internet Group Management Protocol
invalid GBIC
error detection for 2-69
error recovery timer 2-71
ip address command 2-85
IP addresses, setting 2-85
IP address matching 2-146
IP DHCP snooping
ip dhcp snooping binding command 2-88
ip dhcp snooping command 2-87
ip dhcp snooping database command 2-90
ip dhcp snooping information option allow-untrusted command 2-94
ip dhcp snooping information option command 2-92
ip dhcp snooping limit rate command 2-96
ip dhcp snooping trust command 2-97
ip dhcp snooping verify command 2-98
ip dhcp snooping vlan command 2-99
ip igmp filter command 2-100
ip igmp max-groups command 2-101
ip igmp profile command 2-103
ip igmp snooping command 2-105
ip igmp snooping last-member-query-interval command 2-107
ip igmp snooping querier command 2-109
ip igmp snooping report-suppression command 2-111
ip igmp snooping tcn command 2-113
ip igmp snooping tcn flood command 2-114
ip igmp snooping vlan immediate-leave command 2-115
ip igmp snooping vlan mrouter command 2-116
ip igmp snooping vlan static command 2-118
IP multicast addresses 2-163
IP precedence, as match criteria for QoS groups 2-152
IP source guard. displaying
dynamic binding entries 2-276
ip ssh command 2-120
J
jumbo frames
L
LACP
lacp port-priority command 2-122
lacp system-priority command 2-124
Layer 2 traceroute
IP addresses 2-453
MAC addresses 2-450
line configuration mode 1-2, 1-4
Link Aggregation Control Protocol
link flap
error detection for 2-69
error recovery timer 2-71
load_helper (boot loader) command A-13
load-distribution methods for EtherChannel 2-188
logging file command 2-126
logical interface 2-77
loopback error
detection for 2-69
recovery timer 2-71
loop guard, for spanning tree 2-382, 2-386
M
mac access-group command 2-128
MAC access-groups, displaying 2-293
MAC access list configuration mode 2-130
mac access-list extended command 2-130
MAC access lists 2-52
MAC addresses
displaying
aging time 2-299
all 2-297
dynamic 2-303
notification settings 2-307
number of addresses in a VLAN 2-301
per interface 2-305
per VLAN 2-311
static 2-309
static and dynamic entries 2-295
dynamic
aging time 2-132
deleting 2-38
displaying 2-303
enabling MAC address notification 2-133
matching 2-146
MAC addresses (continued)
static
adding and removing 2-135
displaying 2-309
dropping on an interface 2-136
tables 2-297
MAC address notification, debugging B-11
mac address-table aging-time 2-128, 2-146
mac address-table aging-time command 2-132
mac address-table notification command 2-133
mac address-table static command 2-135
mac address-table static drop command 2-136
macro description command 2-140
macro global command 2-141
macro global description command 2-143
macro name command 2-144
macros
adding a description 2-140
adding a global description 2-143
applying 2-141
creating 2-144
displaying 2-323
specifying parameter values 2-141
tracing 2-141
manual
audience xv
purpose of xv
mapping tables, QoS 2-447
maps
VLAN
creating 2-466
defining 2-146
displaying 2-357
match access-group command 2-148
match cos command 2-149
match ip dscp command 2-150
match ip precedence command 2-152
match qos-group command 2-154
maximum transmission unit
mdix auto command 2-156
memory (boot loader) command A-14
mkdir (boot loader) command A-15
mode, MVR 2-163
modes, commands 1-1
monitor session command 2-158
more (boot loader) command A-16
MSTP
displaying 2-339
interoperability 2-44
link type 2-384
MST region
aborting changes 2-390
applying changes 2-390
configuration name 2-390
configuration revision number 2-390
current or pending display 2-390
displaying 2-339
MST configuration mode 2-390
VLANs-to-instance mapping 2-390
path cost 2-392
protocol mode 2-388
restart protocol migration process 2-44
root port
loop guard 2-382
preventing from becoming designated 2-382
restricting which can be root 2-382
root guard 2-382
MSTP (continued)
root switch
affects of extended system ID 2-380
interval between BDPU messages 2-397
interval between hello BPDU messages 2-395, 2-404
max-age 2-397
maximum hop count before discarding BPDU 2-399
port priority for selection of 2-401
primary or secondary 2-404
switch priority 2-403
state changes
blocking to forwarding state 2-410
enabling BPDU filtering 2-372, 2-408
enabling BPDU guard 2-374, 2-408
enabling Port Fast 2-408, 2-410
forward-delay time 2-394
length of listening and learning states 2-394
rapid transition to forwarding 2-384
shutting down Port Fast-enabled ports 2-408
state information display 2-338
MTU
configuring size 2-445
displaying global setting 2-345
multicast group address, MVR 2-166
multicast groups, MVR 2-164
multicast router learning method 2-116
multicast router ports, configuring 2-116
multicast storm control 2-417
multicast VLAN, MVR 2-163
multicast VLAN registration
multiple hosts on authorized port 2-56
Multiple Spanning Tree Protocol
MVR
and address aliasing 2-164
configuring 2-163
configuring interfaces 2-166
debug messages, display B-14
displaying 2-315
displaying interface information 2-317
members, displaying 2-319
mvr (global configuration) command 2-163
mvr (interface configuration) command 2-166
mvr vlan group command 2-167
N
native VLANs 2-442
network node interface 2-190
nonegotiate, speed 2-415, 2-416
non-IP protocols
denying 2-52
forwarding 2-173
non-IP traffic access lists 2-130
non-IP traffic forwarding
denying 2-52
permitting 2-173
normal-range VLANs 2-463
note, description xvi
no vlan command 2-463
O
output policy maps
and QoS group classification 2-154
and traffic shaping 2-223
commands not supported in 2-186
configuration guidelines 2-186
priority in 2-193
queue limit in 2-198
P
PAgP
pagp learn-method command 2-169
pagp port-priority command 2-171
parent policy maps 2-210
password-recovery mechanism, enabling and disabling 2-206
permit command 2-173
per-VLAN spanning-tree plus
physical-port learner 2-169
PID, displaying 2-274
PIM-DVMRP, as multicast router learning method 2-116
police
multiple conform actions for a class 2-47
multiple exceed actions for a class 2-73
with priority 2-176
police aggregate command 2-179
police command 2-176
policer aggregate command 2-181
policer cpu uni command 2-184
policers
for CPU protection 2-184
individual 2-176
policy-map class, configuring multiple actions 2-47, 2-73
policy-map class configuration mode 2-32
policy-map class police configuration mode 2-47, 2-178
policy-map command 2-185
policy-map configuration mode 2-185
policy maps
and CoS classification 2-149
and DSCP classification 2-150
and IP precedence classification 2-152
and policing 2-177
applying 2-208
applying to an interface 2-186, 2-208, 2-220
policy maps (continued)
child 2-210
creating 2-185
displaying 2-328
hierarchical 2-210
parent 2-210
policers
for a single class 2-176
for multiple classes 2-179, 2-181, 2-184, 2-210
setting priority 2-192
setting QoS group identifier 2-218
traffic classification, defining 2-32
traffic marking
setting CoS values 2-212
setting DSCP values 2-214
setting IP precedence values 2-216
Port Aggregation Protocol
port-based authentication
AAA method list 2-3
debug messages, display B-2
enabling 802.1x
globally 2-64
per interface 2-60
host modes 2-56
IEEE 802.1x AAA accounting methods 2-1
initialize an interface 2-57
manual control of authorization state 2-60
multiple hosts on authorized port 2-56
periodic re-authentication
enabling 2-63
time between attempts 2-65
quiet period between failed authentication exchanges 2-65
re-authenticating 802.1x-enabled ports 2-62
resetting configurable 802.1x parameters 2-55
switch-to-authentication server retransmission time 2-65
port-based authentication (continued)
switch-to-client frame-retransmission number2-58to 2-59
switch-to-client retransmission time 2-65
port-channel load-balance command 2-188
Port Fast, for spanning tree 2-410
port ranges, defining 2-49
ports, debugging B-47
ports, protected 2-440
port security
aging 2-436
debug messages, display B-49
enabling 2-432
violation error recovery 2-71
port shaping 2-224
port-type command 2-190
port types, MVR 2-166
power information, displaying 2-250
precedence
for QoS traffic marking 2-216
setting in policy maps 2-216
priority command 2-192
priority queuing, QoS 2-192
priority with police, QoS 2-192
private-vlan command 2-195
private VLANs
association 2-438
configuring 2-195
configuring ports 2-429
displaying 2-353
host ports 2-429
mapping
configuring 2-438
promiscuous ports 2-429
product identification information, displaying 2-274
promiscuous ports, private VLANs 2-429
PVST+
Q
QoS
aggregate policers
applying 2-179
creating 2-181
displaying 2-325
class maps
creating 2-34
defining the match criteria 2-149
displaying 2-233
displaying statistics for 2-328, C-24
policy maps
applying an aggregate policer 2-179, 2-181, 2-184, 2-210
applying to an interface 2-208, 2-220
creating 2-185
defining policers 2-176
displaying policy maps 2-328
setting CoS values 2-212
setting DSCP values 2-214
setting IP precedence values 2-216
setting QoS group identifier 2-218
traffic classifications 2-32
table maps
configuring 2-447
displaying 2-346
QoS groups
as match criteria 2-154
for QoS traffic classification 2-218
setting in policy maps 2-218
QoS match criteria
ACLs 2-148
CoS value 2-149
DSCP value 2-150
precedence value 2-152
QoS group number 2-154
quality of service
querytime, MVR 2-163
queue-limit command 2-198
R
rapid per-VLAN spanning-tree plus
rapid PVST+
re-authenticating 802.1x-enabled ports 2-62
re-authentication
periodic 2-63
time between attempts 2-65
receiver ports, MVR 2-166
receiving flow-control packets 2-75
recovery mechanism
causes 2-71
timer interval 2-71
remote-span command 2-201
Remote Switched Port Analyzer
rename (boot loader) command A-17
renew ip dhcp snooping database command 2-203
reset (boot loader) command A-18
rmdir (boot loader) command A-19
rmon collection stats command 2-205
root guard, for spanning tree 2-382
RSPAN
configuring 2-158
displaying 2-313
filter RSPAN traffic 2-158
remote-span command 2-201
sessions
add interfaces to 2-158
displaying 2-313
start new 2-158
S
SDM templates, displaying 2-337
secure ports, limitations 2-433
sending flow-control packets 2-75
service password-recovery command 2-206
service policy (policy-map class configuration) command 2-210
service-policy interface configuration command 2-208
service-policy policy-map class configuration command 2-210
set (boot loader) command A-20
set cos command 2-212
set dscp command 2-214
set precedence command 2-216
set qos-group command 2-218
setup command 2-220
SFPs, displaying information about 2-274
shape average command 2-223
show access-lists command 2-225
show aggregate-policer command 2-346
show archive status command 2-228
show boot command 2-229
show class-map command 2-233
show controllers cpu-interface command 2-234
show controllers ethernet-controller command 2-236
show controllers tcam command 2-243
show controllers utilization command 2-245
show controller utilization command 2-245
show dot1x command 2-247
show env command 2-250
show errdisable detect command 2-251
show errdisable flap-values command 2-253
show errdisable recovery command 2-255
show etherchannel command 2-257
show flowcontrol command 2-260
show idprom command 2-262
show interfaces command 2-264
show interfaces counters command 2-272
show inventory command 2-274
show ip dhcp snooping binding command 2-276
show ip dhcp snooping command 2-275
show ip dhcp snooping database command 2-278
show ip igmp profile command 2-280
show ip igmp snooping command 2-281
show ip igmp snooping command querier detail 2-287
show ip igmp snooping groups command 2-283
show ip igmp snooping mrouter command 2-285
show ip igmp snooping querier command 2-287
show ip igmp snooping querier detail command 2-287
show lacp command 2-289
show mac access-group command 2-293
show mac address-table address command 2-297
show mac address-table aging time command 2-299
show mac address-table command 2-295
show mac address-table count command 2-301
show mac address-table dynamic command 2-303
show mac address-table interface command 2-305
show mac address-table notification command 2-307
show mac address-table static command 2-309
show mac address-table vlan command 2-311
show monitor command 2-313
show mvr command 2-315
show mvr interface command 2-317
show mvr members command 2-319
show pagp command 2-321
show parser macro command 2-323
show platform acl command C-2
show platform configuration command C-3
show platform etherchannel command C-4
show platform forward command C-5
show platform igmp snooping command C-7
show platform layer4op command C-9
show platform mac-address-table command C-10
show platform messaging command C-11
show platform monitor command C-12
show platform mvr table command C-13
show platform pm command C-17
show platform policer cpu command C-14
show platform port-asic command C-19
show platform port-security command C-23
show platform qos command C-24
show platform resource-manager command C-27
show platform snmp counters command C-29
show platform spanning-tree synchronization command C-30
show platform stp-instance command C-31
show platform tcam command C-32
show platform vlan command C-34
show policer aggregate command 2-325
show policer cpu uni command 2-326
show policy-map command 2-328
show policy-map interface output fields 2-331
show port security command 2-332
show sdm prefer command 2-337
show spanning-tree command 2-338
show storm-control command 2-343
show system mtu command 2-345
show udld command 2-348
show version command 2-351
show vlan access-map command 2-357
show vlan command 2-353
show vlan command, fields 2-355
show vlan filter command 2-358
show vmps command 2-359
shutdown command 2-361
shutdown vlan command 2-362
SNMP host, specifying 2-366
SNMP informs, enabling the sending of 2-363
snmp-server enable traps command 2-363
snmp-server host command 2-366
snmp trap mac-notification command 2-370
SNMP traps
enabling MAC address notification trap 2-370
enabling the MAC address notification feature 2-133
enabling the sending of 2-363
software images
deleting 2-51
downloading 2-7
upgrading 2-7
uploading 2-13
software version, displaying 2-351
source ports, MVR 2-166
SPAN
configuring 2-158
debug messages, display B-13
displaying 2-313
filter SPAN traffic 2-158
sessions
add interfaces to 2-158
displaying 2-313
start new 2-158
spanning-tree bpdufilter command 2-372
spanning-tree bpduguard command 2-374
spanning-tree cost command 2-376
spanning-tree etherchannel command 2-378
spanning-tree extend system-id command 2-380
spanning-tree guard command 2-382
spanning-tree link-type command 2-384
spanning-tree loopguard default command 2-386
spanning-tree mode command 2-388
spanning-tree mst configuration command 2-390
spanning-tree mst cost command 2-392
spanning-tree mst forward-time command 2-394
spanning-tree mst hello-time command 2-395
spanning-tree mst max-age command 2-397
spanning-tree mst max-hops command 2-399
spanning-tree mst port-priority command 2-401
spanning-tree mst priority command 2-403
spanning-tree mst root command 2-404
spanning-tree portfast (global configuration) command 2-408
spanning-tree portfast (interface configuration) command 2-410
spanning-tree port-priority command 2-406
Spanning Tree Protocol
spanning-tree vlan command 2-412
speed command 2-415
SSH, configuring version 2-120
static-access ports, configuring 2-422
statistics, Ethernet group 2-205
sticky learning, enabling 2-432
storm-control command 2-417
STP
counters, clearing 2-43
debug messages, display
MSTP B-55
optimized BPDUs handling B-54
spanning-tree activity B-51
switch shim B-57
transmitted and received BPDUs B-53
EtherChannel misconfiguration 2-378
extended system ID 2-380
path cost 2-376
protocol modes 2-388
root port
loop guard 2-382
preventing from becoming designated 2-382
restricting which can be root 2-382
root guard 2-382
root switch
affects of extended system ID 2-380, 2-413
hello-time 2-412
interval between BDPU messages 2-412
interval between hello BPDU messages 2-412
max-age 2-412
port priority for selection of 2-406
primary or secondary 2-412
switch priority 2-412
STP (continued)
state changes
blocking to forwarding state 2-410
enabling BPDU filtering 2-372, 2-408
enabling BPDU guard 2-374, 2-408
enabling Port Fast 2-408, 2-410
enabling timer to recover from error state 2-71
forward-delay time 2-412
length of listening and learning states 2-412
shutting down Port Fast-enabled ports 2-408
state information display 2-338
Switched Port Analyzer
switching characteristics
modifying 2-420
returning to interfaces 2-420
switchport access command 2-422
switchport block command 2-424
switchport command 2-420
switchport host command 2-426
switchport mode command 2-427
switchport mode private-vlan command 2-429
switchport port-security aging command 2-436
switchport port-security command 2-432
switchport private-vlan command 2-438
switchport protected command 2-440
switchports, displaying 2-264
switchport trunk command 2-442
system env temperature threshold yellow command 2-444
system message logging, save message to flash 2-126
system mtu command 2-445
T
table-map command 2-447
table-map configuration mode 2-447
table maps
configuring 2-447
displaying 2-346
QoS 2-447
tar files, creating, listing, and extracting 2-10
TDR, running 2-449
temperature information, displaying 2-250
test cable-diagnostics tdr command 2-449
traceroute mac command 2-450
traceroute mac ip command 2-453
traffic shaping, QoS 2-223
trunking, VLAN mode 2-427
trunk mode 2-427
trunk ports 2-427
type (boot loader) command A-23
U
UDLD
debug messages, display B-64
enable globally 2-456
enable per interface 2-458
error recovery timer 2-71
message timer 2-456
reset a shutdown interface 2-460
status 2-348
udld command 2-456
udld port command 2-458
udld reset command 2-460
unicast storm control 2-417
UniDirectional Link Detection
uni-vlan command 2-461
unknown multicast traffic, preventing 2-424
unknown unicast traffic, preventing 2-424
unset (boot loader) command A-24
upgrading
software images 2-7
monitoring status of 2-228
upgrading information
user EXEC mode 1-2
user network interface 2-190
V
version (boot loader) command A-26
vlan access-map command 2-466
VLAN access map configuration mode 2-466
VLAN access maps
actions 2-5
displaying 2-357
vlan command 2-463
VLAN configuration mode
commands 2-463
description 1-4
entering 2-463
summary 1-2
vlan filter command 2-468
VLAN filters, displaying 2-358
VLAN ID range 2-463
VLAN maps
applying 2-468
creating 2-466
defining 2-146
displaying 2-357
VLAN Query Protocol
VLANs
adding 2-463
configuring 2-463
debug messages, display
activation of B-62
VLAN IOS file system error tests B-61
VLAN manager activity B-59
VLANs (continued)
displaying configurations 2-353
extended-range 2-463
MAC addresses
displaying 2-311
number of 2-301
normal-range 2-463
private 2-429
configuring 2-195
displaying 2-353
restarting 2-362
saving the configuration 2-463
shutting down 2-362
suspending 2-362
VMPS
configuring servers 2-473
displaying 2-359
error recovery timer 2-71
reconfirming dynamic VLAN assignments 2-470
vmps reconfirm (global configuration) command 2-471
vmps reconfirm (privileged EXEC) command 2-470
vmps retry command 2-472
vmps server command 2-473
VQP
and dynamic-access ports 2-423
clearing client statistics 2-46
displaying information 2-359
per-server retry count 2-472
reconfirmation interval 2-471
reconfirming dynamic VLAN assignments 2-470
W
Weighted Tail Drop
WTD, queue-limit command 2-198