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IN-36
Catalyst 2960 and 2960-S Switch Software Configuration Guide
OL-8603-09
disabling 16-16
displaying status 16-24
EtherChannel guard
described 18-10
disabling 18-18
enabling 18-18
extended system ID
effects on root switch 16-16
effects on the secondary root switch 16-18
overview 16-4
unexpected behavior 16-16
features supported 1-8
IEEE 802.1D and bridge ID 16-4
IEEE 802.1D and multicast addresses 16-9
IEEE 802.1t and VLAN identifier 16-5
inferior BPDU 16-3
instances supported 16-10
interface state, blocking to forwarding 18-2
interface states
blocking 16-6
disabled 16-7
forwarding 16-6, 16-7
learning 16-7
listening 16-7
overview 16-5
interoperability and compatibility among
modes
16-11
limitations with IEEE 802.1Q trunks 16-11
load sharing
overview 13-19
using path costs 13-21
using port priorities 13-19
loop guard
described 18-11
enabling 18-19
modes supported 16-10
multicast addresses, effect of 16-9
optional features supported 1-8
overview 16-2
path costs 13-21, 13-22
Port Fast
described 18-2
enabling 18-13
port priorities 13-20
preventing root switch selection 18-10
protocols supported 16-10
redundant connectivity 16-8
root guard
described 18-10
enabling 18-18
root port, defined 16-3
root port selection on a switch stack 16-3
root switch
configuring 16-16
effects of extended system ID 16-4, 16-16
election 16-3
unexpected behavior 16-16
shutdown Port Fast-enabled port 18-2
stack changes, effects of 16-12
status, displaying 16-24
superior BPDU 16-3
timers, described 16-22
UplinkFast
described 18-3
enabling 18-16
stratum, NTP 5-3
subnet mask 34-4
success response, VMPS 13-23
summer time 5-14
SunNet Manager 1-5
supported port-based authentication methods 10-8
SVIs
and IP unicast routing 34-3
and router ACLs 31-4
connecting VLANs 12-10
defined 12-4
switch 35-2
switch clustering technology 6-1