Index
IN-31
Catalyst 3750 Switch Software Configuration Guide
OL-8550-02
NTP
associations
authenticating
7-4
defined 7-2
enabling broadcast messages 7-6
peer 7-5
server 7-5
default configuration 7-4
displaying the configuration 7-11
overview 7-2
restricting access
creating an access group
7-8
disabling NTP services per interface 7-10
source IP address, configuring 7-10
stratum 7-2
support for 1-6
synchronizing devices 7-5
time
services
7-2
synchronizing 7-2
O
object tracking, HSRP 39-17
offline configuration for switch stacks 5-7
online diagnostics
overview
44-1
running tests 44-3
understanding 44-1
Open Shortest Path First
See OSPF
optimizing system resources
8-1
options, management 1-5
OSPF
area parameters, configuring
35-30
configuring 35-28
Open Shortest Path First (continued)
default configuration
metrics
35-32
route 35-31
settings 35-26
described 35-25
for IPv6 36-20
interface parameters, configuring 35-29
LSA group pacing 35-33
monitoring 35-34
router IDs 35-33
route summarization 35-31
support for 1-11
virtual links 35-31
out-of-profile markdown 1-10
P
packet modification, with QoS 33-19
PAgP
Layer 2 protocol tunneling
17-9
See EtherChannel
parallel paths, in routing tables
35-76
passive interfaces
configuring
35-86
OSPF 35-32
passwords
default configuration
9-2
disabling recovery of 9-5
encrypting 9-3
for security 1-8
in clusters 6-14
overview 9-1
recovery of 43-3
setting
enable
9-3
enable secret 9-3
Telnet 9-6
with usernames 9-6