Index
IN-22
Catalyst 3550 Multilayer Switch Software Configuration Guide
78-11194-03
NTP (continued)
restricting access
creating an access group
6-39
disabling NTP services per interface
6-40
source IP address, configuring
6-40
stratum
6-32
support for
1-2
synchronizing devices
6-36
time
services
6-33
synchronizing
6-32
O
OK button
3-29
online help
3-27
Open Shortest Path First
See OSPF
optimizing system resources
6-57
options, management
1-5
OSPF
area parameters, configuring
22-39
configuring
22-37
default configuration
metrics
22-41
route
22-41
settings
22-36
described
22-35
interface parameters, configuring
22-38
LSA group pacing
22-43
monitoring
22-44
router IDs
22-43
route summarization
22-41
support for
1-4
virtual links
22-41
out-of-profile markdown
1-4
output interface, getting information about
27-16
overheating indication, switch
3-5
P
packet modification, with QoS
20-17
PAgP
See EtherChannel
parallel links
9-29
parallel paths, in routing tables
22-54
passive interfaces
configuring
22-61
OSPF
22-42
passwords
default configuration
6-3
disabling recovery of
6-5
encrypting
6-4
for security
1-3
in clusters
5-16, 5-20
in CMS
3-30
overview
6-1
recovery of
27-3
setting
enable
6-3
enable secret
6-4
Telnet
6-6
with usernames
6-7
VTP domain
9-9
path cost, STP
10-27
PC (passive command switch)
5-12, 5-22
performance, network design
1-7
performance features
1-2
per-VLAN Spanning Tree (PVST)
1-3, 10-2
per-VLAN Spanning Tree+ (PVST+)
10-8
physical ports
8-2
