Monitoring Vtp - Cisco Catalyst 2950 Software Configuration Manual

Monitoring VTP

Monitoring VTP
You monitor VTP by displaying VTP configuration information: the domain name, the current VTP
revision, and the number of VLANs. You can also display statistics about the advertisements sent and
received by the switch.
Table 14-3
Table 14-3 VTP Monitoring Commands
Command
show vtp status
show vtp counters
This is an example of output from the show vtp status privileged EXEC command:
Switch# show vtp status
VTP Version
Configuration Revision
Maximum VLANs supported locally : 250
Number of existing VLANs
VTP Operating Mode
VTP Domain Name
VTP Pruning Mode
VTP V2 Mode
VTP Traps Generation
MD5 digest
Configuration last modified by 0.0.0.0 at 3-1-93 00:18:42
Local updater ID is 10.1.1.59 on interface Vl1 (lowest numbered VLAN interface found)
This is an example of output from the show vtp counters privileged EXEC command:
Switch# show vtp counters
VTP statistics:
Summary advertisements received
Subset advertisements received
Request advertisements received
Summary advertisements transmitted : 11
Subset advertisements transmitted
Request advertisements transmitted : 0
Number of config revision errors
Number of config digest errors
Number of V1 summary errors
VTP pruning statistics:
Trunk
---------------- ---------------- ---------------- ---------------------------
Catalyst 2950 Desktop Switch Software Configuration Guide
14-16
shows the privileged EXEC commands for monitoring VTP activity.
Purpose
Display the VTP switch configuration information.
Display counters about VTP messages that have been sent and received.
: 2
: 25
: 69
: Server
: test
: Disabled
: Disabled
: Disabled
: 0x59 0xBA 0x92 0xA4 0x74 0xD5 0x42 0x29
Join Transmitted Join Received
: 20
: 0
: 0
: 0
: 0
: 0
: 0
Summary advts received from
non-pruning-capable device
Chapter 14 Configuring VTP
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