Index
IN-28
Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide
OL-10101-02
STP (continued)
interface states
blocking 13-5
disabled 13-6
forwarding 13-5, 13-6
learning 13-6
listening 13-6
overview 13-4
interoperability and compatibility among
modes 13-10
limitations with IEEE 802.1Q trunks 13-10
load sharing
overview 16-20
using path costs 16-22
using port priorities 16-20
loop guard
described 15-13
enabling 15-20
modes supported 13-9
multicast addresses, affect of 13-8
overview 13-2
path costs 16-22
Port Fast
described 15-2
enabling 15-14
port priorities 16-21
preventing root switch selection 15-12
protocols supported 13-9
redundant connectivity 13-7
root guard
described 15-12
enabling 15-20
root port, defined 13-3
root switch
affects of extended system ID 13-3, 13-14
configuring 13-14
election 13-3
unexpected behavior 13-15
settings in a cascaded stack 13-22
STP (continued)
shutdown Port Fast-enabled port 15-2
superior BPDU 13-3
timers, described 13-20
UplinkFast
described 15-3
enabling 15-17
stratum, NTP 7-2
summer time 7-12
SunNet Manager 1-10
switch clustering technology 6-1
switched ports 10-1
switchport block multicast command 21-5
switchport block unicast command 21-5
switchport protected command 21-4
switch priority
MSTP 14-18
STP 13-19
syslog
See system message logging
syslog export
and LRE logging 12-7
described 12-8
disabling 12-22
enabling 12-22
system clock
configuring
daylight saving time 7-12
manually 7-11
summer time 7-12
time zones 7-12
displaying the time and date 7-11
overview 7-1
See also NTP
system message logging
default configuration 26-3
defining error message severity levels 26-8
disabling 26-3
displaying the configuration 26-12