Cisco Catalyst 4500 Series Command Reference Guide

2-179
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
OL-27596 -01
Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches
debug sw-vlan vtp
debug sw-vlan vtp
To enable the debugging of messages to be generated by the VTP protocol code, use the debug sw-vlan
vtp command. To disable the debugging output, use the no form of this command.
debug sw-vlan vtp {events | packets | pruning [packets | xmit] | xmit}
no debug sw-vlan vtp {events | packets | pruning [packets | xmit] | xmit}
Syntax Description
Defaults This command has no default settings.
Command Modes Privileged EXEC mode
Command History
Usage Guidelines If you do not enter any more parameters after entering pruning, the VTP pruning debugging messages
are displayed.
Examples This example shows how to debug the software VLAN outgoing VTP packets:
Switch# debug sw-vlan vtp xmit
vtp xmit debugging is on
Switch#
Related Commands
events Displays the general-purpose logic flow and detailed VTP debugging messages
generated by the VTP_LOG_RUNTIME macro in the VTP code.
packets Displays the contents of all incoming VTP packets that have been passed into the VTP
code from the Cisco IOS VTP platform-dependent layer, except for pruning packets.
pruning Enables the debugging message to be generated by the pruning segment of the VTP
protocol code.
packets (Optional) Displays the contents of all incoming VTP pruning packets that have been
passed into the VTP code from the Cisco IOS VTP platform-dependent layer.
xmit (Optional) Displays the contents of all outgoing VTP packets that the VTP code will
request that the Cisco IOS VTP platform-dependent layer to send.
xmit Displays the contents of all outgoing VTP packets that the VTP code will request that
the Cisco IOS VTP platform-dependent layer to send; does not include pruning packets.
Release Modification
12.1(8a)EW Support for this command was introduced on the Catalyst 4500 series switch.
Command Description
undebug sw-vlan vtp (same as no debug
sw-vlan vtp)
Disables debugging output.

Cisco Catalyst 4500 Series Specifications

General

Series	Catalyst 4500 Series
Category	Switch
Layer Support	Layer 2, Layer 3
Form Factor	Modular chassis
Stackable	No
Chassis Slots	3, 6, 7, 10
Power Supply Options	AC, DC
Redundancy	Power supply, Supervisor engine
Network Management	Cisco IOS Software CLI, SNMP, Cisco Prime Infrastructure
Features	Security, QoS
Port Density	Up to 384 ports per chassis
Security Features	802.1X, ACLs, DHCP Snooping, Dynamic ARP Inspection, IP Source Guard
Supervisor Engine	8-E