Monitoring And Maintaining Cdp - Cisco NM-8B-U - HW ROUTERS L-M User Manual

Configuration Tasks
Verifying CDP Neighbors
Use the show cdp neighbors command to verify information about the neighboring equipment:
Step 1
Router# show cdp neighbors
Capability Codes: R - Router, T - Trans Bridge, B - Source Route Bridge
Device ID
JAB023807H1
JAB023807H1
JAB023807H1
JAB023807H1
JAB023807H1
JAB03130104
JAB03130104

Monitoring and Maintaining CDP

To monitor and maintain CDP on your device, use one or more of the following commands in privileged
EXEC mode:
Command
Router# clear cdp counters
Router# clear cdp table
Router# show cdp
Router# show cdp entry entry_name [protocol |
version]
Router# show cdp interface [slot/port]
Router# show cdp neighbors [slot/port] [detail]
Router# show cdp traffic
Configuring Switched Port Analyzer
•
•
•
Cisco IOS Release 12.2(2)XT, 12.2(8)T, and 12.2(15)ZJ
76
16- and 36-Port Ethernet Switch Module for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series
S - Switch, H - Host, I - IGMP, r - Repeater
Local Intrfce
Fas 5/3
Fas 5/2
Fas 5/1
Gig 1/2
Gig 1/1
Fas 5/8
Fas 5/9
Specifying the Switched Port Analyzer Session, page 77
Configuring SPAN Destinations, page 77
Removing Sources or Destinations from a SPAN Session, page 77
Holdtme Capability
127 T S
127 T S
127 T S
122 T S
122 T S
167 T S
152 T S
Purpose
Resets the traffic counters to zero.
Deletes the CDP table of information about neighbors.
Verifies global information such as frequency of transmissions and
the holdtime for packets being transmitted.
Verifies information about a specific neighbor. The display can be
limited to protocol version information.
Verifies information about interfaces on which CDP is enabled.
Verifies information about neighbors. The display can be limited to
neighbors on a specific interface and can be expanded to provide
more detailed information.
Verifies CDP counters, including the number of packets sent and
received and checksum errors.
Platform Port ID
WS-C2948 2/46
WS-C2948 2/45
WS-C2948 2/44
WS-C2948 2/50
WS-C2948 2/49
WS-C4003 2/47
WS-C4003 2/48