Index
IN-28
Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide
78-11380-10
STP (continued)
designated port, defined
14-3
designated switch, defined 14-3
detecting indirect link failures 16-9
disabling 14-14
displaying status 14-24
EtherChannel guard
described
16-11
enabling 16-18
extended system ID
affects on root switch
14-14
affects on the secondary root switch 14-16
overview 14-4
unexpected behavior 14-15
features supported 1-4
inferior BPDU 14-3
instances supported 14-9
interface state, blocking to forwarding 16-2
interface states
blocking
14-6
disabled 14-7
forwarding 14-5, 14-6
learning 14-6
listening 14-6
overview 14-4
interoperability and compatibility among modes 14-10
limitations with 802.1Q trunks 14-10
load sharing
overview
17-22
using path costs 17-24
using port priorities 17-22
loop guard
described
16-12
enabling 16-19
modes supported 14-9
multicast addresses, affect of 14-8
overview 14-2
path costs 17-24
STP (continued)
Port Fast
described
16-2
enabling 16-13
port priorities 17-23
preventing root switch selection 16-11
protocols supported 14-9
redundant connectivity 14-8
root guard
described
16-11
enabling 16-19
root port, defined 14-3
root switch
affects of extended system ID
14-4, 14-14
configuring 14-14
election 14-3
unexpected behavior 14-15
settings in a cascaded stack 14-23
shutdown Port Fast-enabled port 16-2
superior BPDU 14-3
timers, described 14-21
UplinkFast
described
16-3
enabling 16-16
stratum, NTP 8-2
summer time 8-14
SunNet Manager 1-8
switch clustering technology
See clusters, switch
switched ports
11-1
Switch Manager 4-9
switchport block multicast command 22-6
switchport block unicast command 22-6
switchport protected command 22-5
switch priority
MSTP
15-19
STP 14-20
syslog
See system message logging
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