Specifications

Index
IN-10
Catalyst 2950 and Catalyst 2955 Switch Command Reference
78-15304-01
spanning-tree guard command 2-272
spanning-tree link-type command 2-274
spanning-tree loopguard default command 2-275
spanning-tree mode command 2-277
spanning-tree mst configuration command 2-278
spanning-tree mst cost command 2-280
spanning-tree mst forward-time command 2-282
spanning-tree mst hello-time command 2-283
spanning-tree mst max-age command 2-285
spanning-tree mst max-hops command 2-287
spanning-tree mst port-priority command 2-289
spanning-tree mst priority command 2-291
spanning-tree mst root command 2-292
spanning-tree portfast (global configuration)
command
2-296
spanning-tree portfast (interface configuration)
command
2-298
spanning-tree port-priority command 2-294
Spanning Tree Protocol
See STP
spanning-tree stack-port command
2-300
spanning-tree uplinkfast command 2-302
spanning-tree vlan command 2-304
speed command 2-307
static-access ports, configuring 2-311
statistics, Ethernet group 2-143
sticky learning, enabling 2-317
storm control
broadcast, enabling
2-309
displaying 2-232
multicast, enabling 2-309
unicast, enabling 2-309
storm-control command 2-309
STP
BackboneFast
2-263
debug message display
BackboneFast events
B-11
MSTP B-14
optimized BPDUs handling B-13
spanning-tree activity B-9
switch shim B-16
transmitted and received BPDUs B-12
UplinkFast B-18
detection of indirect link failures 2-263
extended system ID 2-270
path cost 2-268
protocol mode 2-277
root port
accelerating choice of new
2-302
accelerating choice of new root in a stack 2-300
cross-stack UplinkFast 2-300
loop guard 2-272
preventing from becoming designated 2-272
restricting which can be root 2-272
root guard 2-272
UplinkFast 2-302
root switch
affects of extended system ID
2-270, 2-305
hello-time 2-304
interval between BDPU messages 2-304
interval between hello BPDU messages 2-304
max-age 2-304
port priority for selection of 2-294
primary or secondary 2-304
switch priority 2-304
state changes
blocking to forwarding state
2-298
enabling BPDU filtering 2-264, 2-296
enabling BPDU guard 2-266, 2-296
enabling Port Fast 2-296, 2-298
enabling timer to recover from error state 2-67
forward-delay time 2-304
length of listening and learning states 2-304
shutting down Port Fast-enabled ports 2-296
state information display 2-227
VLAN options 2-291, 2-304
Switched Port Analyzer
See SPAN