-
Catalyst 2350 Switch Command Reference, Release 12.2(46)EY
-
Index
-
Preface
-
Using the Command-Line Interface
-
Catalyst 2350 Switch Cisco IOS Commands - aaa authorization network through remote span
-
Catalyst 2350 Switch Cisco IOS Commands - rmon collection through show vtp
-
Catalyst 2350 Switch Cisco IOS Commands - shutdown through vtp
-
Catalyst 2350 Switch Bootloader Commands
-
Catalyst 2350 Switch Debug Commands
-
Catalyst 2350 Switch Show Platform Commands
-
Acknowledgments for Open-Source Software
-
Feedback
Table Of Contents
A - B - C - D - E - F - G - H - I - J - L - M - N - O - P - Q - R - S - T - U - V -
Index
A
aaa authorization network command 2-1
access groups
IP 2-76
access mode 2-450
access ports 2-450
ACLs
displaying 2-221
IP 2-76
on Layer 2 interfaces 2-76
aggregate-port learner 2-180
allowed VLANs 2-454
archive download-sw command 2-3
archive tar command 2-6
archive upload-sw command 2-9
arp (boot loader) command A-2
audience xv
autonegotiation of duplex mode 2-58
B
BackboneFast, for STP 2-392
boot (boot loader) command A-3
boot config-file command 2-11
boot enable-break command 2-12
boot helper command 2-13
boot helper-config file command 2-14
booting
Cisco IOS image 2-17
displaying environment variables 2-225
interrupting 2-12
manually 2-15
boot loader
accessing A-1
booting
Cisco IOS image A-3
helper image 2-13
directories
creating A-19
displaying a list of A-8
removing A-23
displaying
available commands A-13
memory heap utilization A-14
version A-30
environment variables
described A-24
displaying settings A-24
location of A-25
setting A-24
unsetting A-28
files
copying A-6
deleting A-7
displaying a list of A-8
displaying the contents of A-5, A-20, A-27
renaming A-21
file system
formatting A-11
initializing flash A-10
running a consistency check A-12
prompt A-1
resetting the system A-22
boot manual command 2-15
boot private-config-file command 2-16
boot system command 2-17
BPDU filtering, for spanning tree 2-393, 2-427
BPDU guard, for spanning tree 2-395, 2-427
C
candidate switches
cat (boot loader) command A-5
caution, description xvi
channel-group command 2-18
channel-protocol command 2-21
Cisco Network Assistant
class command 2-22
class-map command 2-24
class maps
creating 2-24
defining the match criteria 2-134
displaying 2-228
class of service
clear eap command 2-26
clear errdisable interface 2-27
clear lacp command 2-28
clear logging onboard command 2-29
clear mac address-table command 2-30
clear pagp command 2-31
clear spanning-tree counters command 2-32
clear spanning-tree detected-protocols command 2-33
clear vtp counters command 2-34
cluster commander-address command 2-35
cluster discovery hop-count command 2-37
cluster enable command 2-38
cluster holdtime command 2-40
cluster member command 2-41
cluster outside-interface command 2-43
cluster requirements xvi
cluster run command 2-44
clusters
adding candidates 2-41
building manually 2-41
communicating with
devices outside the cluster 2-43
members by using Telnet 2-200
debug messages, display B-2
displaying
candidate switches 2-231
debug messages B-2
member switches 2-233
status 2-229
hop-count limit for extended discovery 2-37
SNMP trap 2-383
cluster timer command 2-45
command modes defined 1-1
command switch
configuration, initial
See getting started guide and hardware installation guide
configuration files
password recovery disable considerations A-1
specifying the name 2-11, 2-16
configuring multiple interfaces 2-71
config-vlan mode
commands 2-474
description 1-4
entering 2-473
summary 1-2
conventions
command xv
for examples xvi
publication xv
text xv
copy (boot loader) command A-6
copy logging onboard command 2-46
CoS
assigning default value to incoming packets 2-143
overriding the incoming value 2-143
CoS-to-DSCP map 2-147
CPU ASIC statistics, displaying 2-235
crashinfo files 2-65
D
debug cluster command B-2
debug dtp command B-4
debug eap command B-5
debug etherchannel command B-6
debug fastethernet command B-7
debug interface command B-8
debug ip igmp filter command B-9
debug ip igmp max-groups command B-10
debug ip igmp snooping command B-11
debug lacp command B-12
debug matm command B-13
debug matm move update command B-14
debug monitor command B-15
debug nvram command B-16
debug pagp command B-17
debug platform acl command B-18
debug platform configuration command B-23
debug platform cpu-queues command B-20
debug platform etherchannel command B-22
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 port-asic command B-33
debug platform qos-acl-tcam command B-34
debug platform resource-manager command B-35
debug platform snmp command B-36
debug platform span command B-37
debug platform supervisor-asic command B-38
debug platform sw-bridge command B-39
debug platform tcam-driver command B-40
debug platform udld command B-42
debug platform vlan command B-43
debug pm command B-44
debug qos command B-46
debug spanning-tree backbonefast command B-49
debug spanning-tree bpdu command B-50
debug spanning-tree bpdu-opt command B-51
debug spanning-tree command B-47
debug spanning-tree mstp command B-52
debug spanning-tree switch command B-54
debug spanning-tree uplinkfast command B-56
debug sw-vlan command B-57
debug sw-vlan ifs command B-59
debug sw-vlan notification command B-60
debug sw-vlan vtp command B-61
debug udld command B-63
debug vqpc command B-65
define interface-range command 2-48
delete (boot loader) command A-7
delete command 2-50
detect mechanism, causes 2-59
device manager requirements xvi
Digital Optical Monitoring
dir (boot loader) command A-8
directories, deleting 2-50
documentation, related xvi
document conventions xv
DoM
displaying supported transceivers 2-287
DSCP-to-CoS map 2-147
DSCP-to-DSCP-mutation map 2-147
DTP 2-451
DTP flap
error detection for 2-59
error recovery timer 2-62
DTP negotiation 2-452
duplex command 2-57
dynamic-access ports
configuring 2-446
dynamic auto VLAN membership mode 2-450
dynamic desirable VLAN membership mode 2-450
Dynamic Trunking Protocol
E
environment variables, displaying 2-225
errdisable detect cause command 2-59
errdisable detect cause small-frame command 2-61
errdisable recovery cause small-frame 2-64
errdisable recovery command 2-62
error conditions, displaying 2-264
error disable detection 2-59
error-disabled interfaces, displaying 2-276
EtherChannel
assigning Ethernet interface to channel group 2-18
creating port-channel logical interface 2-69
debug EtherChannel/PAgP, display B-6
debug platform-specific events, display B-22
displaying 2-267
interface information, displaying 2-276
LACP
clearing channel-group information 2-28, 2-29
debug messages, display B-12
displaying 2-310
modes 2-18
port priority for hot-standby ports 2-117
restricting a protocol 2-21
system priority 2-119
load-distribution methods 2-191
PAgP
aggregate-port learner 2-180
clearing channel-group information 2-31
debug messages, display B-17
displaying 2-351
error detection for 2-59
error recovery timer 2-62
learn method 2-180
modes 2-18
physical-port learner 2-180
priority of interface for transmitted traffic 2-182
Ethernet controller, internal register display 2-237, 2-245
Ethernet Management port, debugging B-7
Ethernet statistics, collecting 2-205
examples, conventions for xvi
exception crashinfo command 2-65, 2-68
extended discovery of candidate switches 2-37
extended-range VLANs
and allowed VLAN list 2-454
and pruning-eligible list 2-454
configuring 2-473
extended system ID for STP 2-401
F
fallback profile command 2-66
fallback profiles, displaying 2-270
fan information, displaying 2-260
file name, VTP 2-478
files, deleting 2-50
flash_init (boot loader) command A-10
flowcontrol command 2-66
format (boot loader) command A-11
forwarding results, display C-5
frame forwarding information, displaying C-5
front-end controller counter and status information C-7
fsck (boot loader) command A-12
G
global configuration mode 1-2, 1-3
H
hardware ACL statistics 2-221
health monitoring diagnostic tests 2-51
help (boot loader) command A-13
hierarchical policy maps 2-189
hop-count limit for clusters 2-37
host connection, port configuration 2-449
I
IGMP filters
applying 2-82
debug messages, display B-9
IGMP groups, setting maximum 2-83
IGMP maximum groups, debugging B-10
IGMP profiles
creating 2-85
displaying 2-292
IGMP snooping
adding ports as a static member of a group 2-99
displaying 2-293, 2-298, 2-300
enabling 2-87
enabling the configurable-leave timer 2-89
enabling the Immediate-Leave feature 2-98
flooding query count 2-95
interface topology change notification behavior 2-97
multicast table 2-296
querier 2-91
query solicitation 2-95
report suppression 2-93
switch topology change notification behavior 2-95
images
Immediate-Leave processing
IGMP 2-98
IPv6 2-115
initial configuration
See getting started guide and hardware installation guide
interface configuration mode 1-2, 1-4
interface port-channel command 2-69
interface range command 2-71
interface-range macros 2-48
interfaces
assigning Ethernet interface to channel group 2-18
configuring 2-57
configuring multiple 2-71
creating port-channel logical 2-69
debug messages, display B-8
disabling 2-379
displaying the MAC address table 2-329
restarting 2-379
interface speed, configuring 2-438
interface vlan command 2-74
internal registers, displaying 2-237, 2-245, 2-247
Internet Group Management Protocol
invalid GBIC
error detection for 2-59
error recovery timer 2-62
ip access-group command 2-76
ip address command 2-78
IP addresses, setting 2-78
ip admission command 2-80
ip admission name proxy http command 2-81
ip igmp filter command 2-82
ip igmp max-groups command 2-83
ip igmp profile command 2-85
ip igmp snooping command 2-87
ip igmp snooping last-member-query-interval command 2-89
ip igmp snooping querier command 2-91
ip igmp snooping report-suppression command 2-93
ip igmp snooping tcn command 2-95
ip igmp snooping tcn flood command 2-97
ip igmp snooping vlan immediate-leave command 2-98
ip igmp snooping vlan static command 2-99
IP-precedence-to-DSCP map 2-147
ip ssh command 2-101
ipv6 mld snooping command 2-103
ipv6 mld snooping last-listener-query count command 2-105
ipv6 mld snooping last-listener-query-interval command 2-107
ipv6 mld snooping listener-message-suppression command 2-109
ipv6 mld snooping robustness-variable command 2-111
ipv6 mld snooping tcn command 2-113
ipv6 mld snooping vlan command 2-115
IPv6 SDM template 2-206
J
jumbo frames
L
lacp port-priority command 2-117
lacp system-priority command 2-119
Layer 2 protocol-tunnel
error detection for 2-59
error recovery timer 2-62
Layer 2 traceroute
IP addresses 2-464
MAC addresses 2-461
line configuration mode 1-2, 1-4
link flap
error detection for 2-59
error recovery timer 2-62
link state group command 2-121
link state track command 2-123
load-distribution methods for EtherChannel 2-191
location (global configuration) command 2-124
location (interface configuration) command 2-126
logging file command 2-128
logical interface 2-69
loopback error
detection for 2-59
recovery timer 2-62
loop guard, for spanning tree 2-403, 2-407
M
MAC addresses
displaying
aging time 2-323
all 2-321
dynamic 2-327
number of addresses in a VLAN 2-325
per interface 2-329
per VLAN 2-333
static 2-331
static and dynamic entries 2-319
dynamic
aging time 2-130
deleting 2-30
displaying 2-327
static
adding and removing 2-131
displaying 2-331
dropping on an interface 2-132
tables 2-321
mac address-table aging-time command 2-130
mac address-table static command 2-131
mac address-table static drop command 2-132
MAC frames
macros
manual
audience xv
purpose of xv
maps
QoS
defining 2-147
displaying 2-343
match (class-map configuration) command 2-134
maximum transmission unit
mdix auto command 2-137
member switches
memory (boot loader) command A-14
mgmt_clr (boot loader) command A-16
mgmt_init (boot loader) command A-17, A-18
mkdir (boot loader) command A-19
MLD snooping
configuring queries 2-105, 2-107
configuring topology change notification 2-113
displaying 2-302, 2-304, 2-306, 2-308
enabling 2-103
enabling on a VLAN 2-115
mls qos aggregate-policer command 2-141
mls qos command 2-139
mls qos cos command 2-143
mls qos dscp-mutation command 2-145
mls qos map command 2-147
mls qos queue-set output buffers command 2-151
mls qos queue-set output threshold command 2-153
mls qos rewrite ip dscp command 2-155
mls qos srr-queue input bandwidth command 2-157
mls qos srr-queue input buffers command 2-159
mls qos-srr-queue input cos-map command 2-161
mls qos srr-queue input dscp-map command 2-163
mls qos srr-queue input priority-queue command 2-165
mls qos srr-queue input threshold command 2-167
mls qos-srr-queue output cos-map command 2-169
mls qos srr-queue output dscp-map command 2-171
mls qos trust command 2-173
mls qos vlan-based command 2-175
Mode button, and password recovery 2-209
modes, commands 1-1
monitor session command 2-176
more (boot loader) command A-20
MSTP
displaying 2-360
interoperability 2-33
link type 2-405
MST region
aborting changes 2-411
applying changes 2-411
configuration name 2-411
configuration revision number 2-411
current or pending display 2-411
displaying 2-360
MST configuration mode 2-411
VLANs-to-instance mapping 2-411
path cost 2-413
protocol mode 2-409
restart protocol migration process 2-33
root port
loop guard 2-403
preventing from becoming designated 2-403
restricting which can be root 2-403
root guard 2-403
root switch
affects of extended system ID 2-401
interval between BDPU messages 2-417
interval between hello BPDU messages 2-416, 2-423
max-age 2-417
maximum hop count before discarding BPDU 2-418
port priority for selection of 2-419
primary or secondary 2-423
switch priority 2-422
state changes
blocking to forwarding state 2-430
enabling BPDU filtering 2-393, 2-427
enabling BPDU guard 2-395, 2-427
enabling Port Fast 2-427, 2-430
forward-delay time 2-415
length of listening and learning states 2-415
rapid transition to forwarding 2-405
shutting down Port Fast-enabled ports 2-427
state information display 2-359
MTU
configuring size 2-459
displaying global setting 2-365
MAC 2-459
Multicase Listener Discovery
Multicast Listener Discovery
multicast router ports, IPv6 2-115
Multiple Spanning Tree Protocol
N
native VLANs 2-454
Network Assistant requirements xvi
nonegotiate
DTP messaging 2-452
speed 2-438
normal-range VLANs 2-473
note, description xvi
no vlan command 2-473
O
online diagnostics
configuring health monitoring diagnostic tests 2-51
displaying
configured boot-up coverage level 2-251
current scheduled tasks 2-251
event logs 2-251
supported test suites 2-251
test ID 2-251
test results 2-251
test statistics 2-251
enabling
scheduling 2-53
syslog messages 2-51
global configuration mode
clearing health monitoring diagnostic test schedule 2-51
clearing test-based testing schedule 2-53
setting health monitoring diagnostic testing 2-51
setting test-based testing 2-53
setting up health monitoring diagnostic test schedule 2-51
setting up test-based testing 2-53
removing scheduling 2-53
scheduled switchover
disabling 2-53
enabling 2-53
setting test interval 2-53
specifying health monitoring diagnostic tests 2-51
starting testing 2-55
P
PAgP
pagp learn-method command 2-180
pagp port-priority command 2-182
password-recovery mechanism, enabling and disabling 2-209
per-VLAN spanning-tree plus
physical-port learner 2-180
PID, displaying 2-291
police aggregate command 2-186
police command 2-184
policed-DSCP map 2-147
policy-map command 2-188
policy maps
applying to an interface 2-211, 2-216
creating 2-188
displaying 2-353
hierarchical 2-189
policers
displaying 2-336
for a single class 2-184
for multiple classes 2-141, 2-186
policed-DSCP map 2-147
traffic classification
defining the class 2-22
defining trust states 2-466
setting DSCP or IP precedence values 2-214
Port Aggregation Protocol
port-channel load-balance command 2-191
Port Fast, for spanning tree 2-430
port ranges, defining 2-46, 2-48
ports, debugging B-44
port trust states for QoS 2-173
power information, displaying 2-260
priority-queue command 2-193
product identification information, displaying 2-291
pruning
VLANs 2-454
VTP
displaying interface information 2-276
pruning-eligible VLAN list 2-455
PVST+
Q
QoS
class maps
creating 2-24
defining the match criteria 2-134
displaying 2-228
defining the CoS value for an incoming packet 2-143
displaying configuration information 2-335
DSCP transparency 2-155
DSCP trusted ports
applying DSCP-to-DSCP-mutation map to 2-145
defining DSCP-to-DSCP-mutation map 2-147
egress queues
allocating buffers 2-151
defining the CoS output queue threshold map 2-169
defining the DSCP output queue threshold map 2-171
displaying buffer allocations 2-339
displaying CoS output queue threshold map 2-343
displaying DSCP output queue threshold map 2-343
displaying queueing strategy 2-339
displaying queue-set settings 2-346
enabling bandwidth shaping and scheduling 2-442
enabling bandwidth sharing and scheduling 2-444
limiting the maximum output on a port 2-440
mapping a port to a queue-set 2-195
mapping CoS values to a queue and threshold 2-169
mapping DSCP values to a queue and threshold 2-171
setting maximum and reserved memory allocations 2-153
setting WTD thresholds 2-153
enabling 2-139
ingress queues
allocating buffers 2-159
assigning SRR scheduling weights 2-157
defining the CoS input queue threshold map 2-161
defining the DSCP input queue threshold map 2-163
displaying buffer allocations 2-339
displaying CoS input queue threshold map 2-343
displaying DSCP input queue threshold map 2-343
displaying queueing strategy 2-339
displaying settings for 2-337
enabling the priority queue 2-165
mapping CoS values to a queue and threshold 2-161
mapping DSCP values to a queue and threshold 2-163
setting WTD thresholds 2-167
maps
defining 2-147, 2-161, 2-163, 2-169, 2-171
displaying 2-343
policy maps
applying an aggregate policer 2-186
applying to an interface 2-211, 2-216
creating 2-188
defining policers 2-141, 2-184
displaying policers 2-336
displaying policy maps 2-353
hierarchical 2-189
policed-DSCP map 2-147
setting DSCP or IP precedence values 2-214
traffic classifications 2-22
trust states 2-466
port trust states 2-173
queues, enabling the expedite 2-193
statistics
in-profile and out-of-profile packets 2-339
packets enqueued or dropped 2-339
sent and received CoS values 2-339
sent and received DSCP values 2-339
VLAN-based 2-175
quality of service
queue-set command 2-195
R
radius-server dead-criteria command 2-196
radius-server host command 2-198
rapid per-VLAN spanning-tree plus
rapid PVST+
rcommand command 2-200
receiving flow-control packets 2-66
recovery mechanism
causes 2-62
timer interval 2-62
reload command 2-202
remote-span command 2-203
Remote Switched Port Analyzer
rename (boot loader) command A-21
requirements
cluster xvi
device manager xvi
Network Assistant xvi
reset (boot loader) command A-22
resource templates, displaying 2-355
rmdir (boot loader) command A-23
rmon collection stats command 2-205
root guard, for spanning tree 2-403
routing frames
RSPAN
configuring 2-176
displaying 2-349
filter RSPAN traffic 2-176
remote-span command 2-203
sessions
add interfaces to 2-176
displaying 2-349
start new 2-176
S
scheduled switchover
disabling 2-53
enabling 2-53
sdm prefer command 2-206
SDM templates
allowed resources 2-207
displaying 2-355
dual IPv4 and IPv6 2-206
sending flow-control packets 2-66
service password-recovery command 2-209
service-policy command 2-211
set (boot loader) command A-24
set command 2-214
setup command 2-216
setup express command 2-219
show access-lists command 2-221
show archive status command 2-224
show boot command 2-225
show class-map command 2-228
show cluster candidates command 2-231
show cluster command 2-229
show cluster members command 2-233
show controllers cpu-interface command 2-235
show controllers ethernet-controller command 2-237
show controllers ethernet-controller fastethernet command 2-245
show controllers tcam command 2-247
show controller utilization command 2-249
show dtp 2-255
show eap command 2-257
show env command 2-260
show errdisable detect command 2-262
show errdisable flap-values command 2-264
show errdisable recovery command 2-265
show etherchannel command 2-267
show fallback profile command 2-270
show flowcontrol command 2-272
show idprom command 2-274
show interfaces command 2-276
show interfaces counters command 2-285
show interface transceivers command 2-287
show inventory command 2-291
show ip igmp profile command 2-292
show ip igmp snooping address command 2-304
show ip igmp snooping command 2-293, 2-302
show ip igmp snooping groups command 2-296
show ip igmp snooping mrouter command 2-298, 2-306
show ip igmp snooping querier command 2-300, 2-308
show lacp command 2-310
show link state group command 2-314
show location 2-316
show location command 2-316
show mac address-table address command 2-321
show mac address-table aging time command 2-323
show mac address-table command 2-319
show mac address-table count command 2-325
show mac address-table dynamic command 2-327
show mac address-table interface command 2-329
show mac address-table notification command B-14
show mac address-table static command 2-331
show mac address-table vlan command 2-333
show mls qos aggregate-policer command 2-336
show mls qos command 2-335
show mls qos input-queue command 2-337
show mls qos interface command 2-339
show mls qos maps command 2-343
show mls qos queue-set command 2-346
show mls qos vlan command 2-348
show monitor command 2-349
show pagp command 2-351
show platform acl command C-2
show platform dl command C-3
show platform etherchannel command C-4
show platform forward command C-5
show platform frontend-controller command C-7
show platform igmp snooping command C-8
show platform layer4op command C-10
show platform mac-address-table command C-11
show platform messaging command C-12
show platform monitor command C-13
show platform pm command C-14
show platform port-asic command C-15
show platform qos command C-20
show platform resource-manager command C-21
show platform snmp counters command C-23
show platform spanning-tree synchronization command C-24
show platform stp-instance command C-25
show platform tcam command C-26
show platform vlan command C-28
show policy-map command 2-353
show sdm prefer command 2-355
show setup express command 2-358
show spanning-tree command 2-359
show system mtu command 2-365
show trust command 2-466
show udld command 2-366
show version command 2-369
show vlan command 2-371
show vlan command, fields 2-373
show vtp command 2-375
shutdown command 2-379
shutdown vlan command 2-380
small-frame violation rate command 2-381
SNMP host, specifying 2-386
SNMP informs, enabling the sending of 2-383
snmp-server enable traps command 2-383
snmp-server host command 2-386
snmp trap mac-notification command 2-390
SNMP traps
enabling MAC address notification trap 2-390
enabling the sending of 2-383
software images
deleting 2-50
downloading 2-3
upgrading 2-3
uploading 2-9
software version, displaying 2-369
SPAN
configuring 2-176
debug messages, display B-15
displaying 2-349
filter SPAN traffic 2-176
sessions
add interfaces to 2-176
displaying 2-349
start new 2-176
spanning-tree backbonefast command 2-392
spanning-tree bpdufilter command 2-393
spanning-tree bpduguard command 2-395
spanning-tree cost command 2-397
spanning-tree etherchannel command 2-399
spanning-tree extend system-id command 2-401
spanning-tree guard command 2-403
spanning-tree link-type command 2-405
spanning-tree loopguard default command 2-407
spanning-tree mode command 2-409
spanning-tree mst configuration command 2-411
spanning-tree mst cost command 2-413
spanning-tree mst forward-time command 2-415
spanning-tree mst hello-time command 2-416
spanning-tree mst max-age command 2-417
spanning-tree mst max-hops command 2-418
spanning-tree mst port-priority command 2-419
spanning-tree mst pre-standard command 2-421
spanning-tree mst priority command 2-422
spanning-tree mst root command 2-423
spanning-tree portfast (global configuration) command 2-427
spanning-tree portfast (interface configuration) command 2-430
spanning-tree port-priority command 2-425
Spanning Tree Protocol
spanning-tree transmit hold-count command 2-432
spanning-tree uplinkfast command 2-433
spanning-tree vlan command 2-435
speed command 2-438
srr-queue bandwidth limit command 2-440
srr-queue bandwidth shape command 2-442
srr-queue bandwidth share command 2-444
SSH, configuring version 2-101
static-access ports, configuring 2-446
statistics, Ethernet group 2-205
STP
BackboneFast 2-392
counters, clearing 2-32
debug messages, display
BackboneFast events B-49
MSTP B-52
optimized BPDUs handling B-51
spanning-tree activity B-47
switch shim B-54
transmitted and received BPDUs B-50
UplinkFast B-56
detection of indirect link failures 2-392
EtherChannel misconfiguration 2-399
extended system ID 2-401
path cost 2-397
protocol modes 2-409
root port
accelerating choice of new 2-433
loop guard 2-403
preventing from becoming designated 2-403
restricting which can be root 2-403
root guard 2-403
UplinkFast 2-433
root switch
affects of extended system ID 2-401, 2-436
hello-time 2-435
interval between BDPU messages 2-435
interval between hello BPDU messages 2-435
max-age 2-435
port priority for selection of 2-425
primary or secondary 2-435
switch priority 2-435
state changes
blocking to forwarding state 2-430
enabling BPDU filtering 2-393, 2-427
enabling BPDU guard 2-395, 2-427
enabling Port Fast 2-427, 2-430
enabling timer to recover from error state 2-62
forward-delay time 2-435
length of listening and learning states 2-435
shutting down Port Fast-enabled ports 2-427
state information display 2-359
SVIs, creating 2-74
SVI status calculation 2-447
Switched Port Analyzer
switchport access command 2-446
switchport autostate exclude command 2-447
switchport host command 2-449
switchport mode command 2-450
switchport nonegotiate command 2-452
switchports, displaying 2-276
switchport trunk command 2-454
system env temperature threshold yellow command 2-457
system message logging, save message to flash 2-128
system mtu command 2-459
system resource templates 2-206
T
tar files, creating, listing, and extracting 2-6
Telnet, using to communicate to cluster switches 2-200
temperature information, displaying 2-260
templates, system resources 2-206
traceroute mac command 2-461
traceroute mac ip command 2-464
trunking, VLAN mode 2-450
trunk mode 2-450
trunk ports 2-450
trunks, to non-DTP device 2-451
trusted port states for QoS 2-173
type (boot loader) command A-27
U
UDLD
debug messages, display B-63
enable globally 2-468
enable per interface 2-470
error recovery timer 2-62
message timer 2-468
reset a shutdown interface 2-472
status 2-366
udld command 2-468
udld port command 2-470
udld reset command 2-472
UniDirectional Link Detection
unset (boot loader) command A-28
upgrading
downloading software images 2-3
software images, monitoring status of 2-224
upgrading information
UplinkFast, for STP 2-433
user EXEC mode 1-2
V
version (boot loader) command A-30
vlan (global configuration) command 2-473
VLAN-based QoS 2-175
VLAN configuration
rules 2-476
saving 2-473
VLAN configuration mode
commands
VTP 2-482
VLAN ID range 2-473
VLANs
adding 2-473
configuring 2-473
debug messages, display
ISL B-60
VLAN IOS file system error tests B-59
VLAN manager activity B-57
VTP B-61
displaying configurations 2-371
extended-range 2-473
MAC addresses
displaying 2-333
number of 2-325
media types 2-475
normal-range 2-473
restarting 2-380
saving the configuration 2-473
shutting down 2-380
SNMP traps for VTP 2-384, 2-387
suspending 2-380
VLAN Trunking Protocol
VTP
changing characteristics 2-478
clearing pruning counters 2-34
configuring
file name 2-478
counters display fields 2-376
displaying information 2-375
enabling
saving the configuration 2-473
statistics 2-375
status 2-375
status display fields 2-377
vtp (global configuration) command 2-478
vtp (VLAN configuration) command 2-482