Cisco Catalyst 3550 Command Reference Manual page 658

Index
optimized BPDUs handling
spanning-tree activity
switch shim
B-38
transmitted and received BPDUs
UplinkFast B-40
detection of indirect link failures
enabling protocol tunneling for
EtherChannel misconfiguration
extended system ID 2-414
path cost
2-410
protocol mode 2-421
root port
accelerating choice of new
accelerating choice of new root in a stack
cross-stack UplinkFast
loop guard 2-416
preventing from becoming designated
restricting which can be root
root guard 2-416
UplinkFast
2-444
root switch
affects of extended system ID
hello-time
2-446
interval between BDPU messages
interval between hello BPDU messages
max-age 2-446
port priority for selection of
primary or secondary
switch priority 2-446
state changes
blocking to forwarding state
enabling BPDU filtering
enabling BPDU guard
enabling Port Fast
2-438, 2-440
enabling timer to recover from error state
forward-delay time 2-446
length of listening and learning states
shutting down Port Fast-enabled ports
Catalyst 3550 Multilayer Switch Command Reference
IN-14
B-35
B-31
B-34
2-405
2-129
2-412
2-444
2-442
2-442
2-416
2-416
2-414, 2-447
2-446
2-446
2-436
2-446
2-440
2-406, 2-438
2-408, 2-438
2-87
2-446
2-438
state information display
VLAN options 2-433, 2-446
SVIs
creating
2-96
number supported 2-96, 2-101, 2-212
switchcore command
2-453
Switched Port Analyzer
See SPAN
switching characteristics
modifying
2-455, 2-465
returning to interfaces
switchport access command
switchport block command
switchport broadcast command
switchport command 2-455
switchport mode command
switchport multicast command
switchport nonegotiate command
switchport port-security aging command
switchport port-security command
switchport priority extend command
switchport protected command
switchports, displaying
2-276
switchport trunk command
switchport unicast command
switchport voice vlan command
switch resources
buffer storage priority
displaying resource-allocation priority
reserving for high-priority traffic
system message logging, save message to Flash
system mtu command 2-483
system resource templates
T
tail-drop
assigning threshold percentages
mapping DSCPs to thresholds
2-358
2-455, 2-465
2-457
2-459
2-460
2-461
2-464
2-465
2-471
2-467
2-473
2-475
2-476
2-480
2-481
2-453
2-248
2-453
2-135
2-211
2-543
2-537
78-11195-09