Administrator Guide

VLT_Peer2(conf-if-vl-4001)#exit
VLT_Peer2(conf)#end
Verifying a VLT Conguration
To monitor the operation or verify the conguration of a VLT domain, use any of the following show commands on the primary and
secondary VLT switches.
Display information on backup link operation.
EXEC mode
show vlt backup-link
Display general status information about VLT domains currently congured on the switch.
EXEC mode
show vlt brief
Display detailed information about the VLT-domain conguration, including local and peer port-channel IDs, local VLT switch status, and
number of active VLANs on each port channel.
EXEC mode
show vlt detail
Display the VLT peer status, role of the local VLT switch, VLT system MAC address and system priority, and the MAC address and
priority of the locally-attached VLT device.
EXEC mode
show vlt role
Display the current conguration of all VLT domains or a specied group on the switch.
EXEC mode
show running-config vlt
Display statistics on VLT operation.
EXEC mode
show vlt statistics
Display the RSTP conguration on a VLT peer switch, including the status of port channels used in the VLT interconnect trunk and to
connect to access devices.
EXEC mode
show spanning-tree rstp
Display the current status of a port or port-channel interface used in the VLT domain.
EXEC mode
show interfaces interface
interface: specify one of the following interface types:
Fast Ethernet: enter fastethernet slot/port.
1-Gigabit Ethernet: enter gigabitethernet slot/port.
10-Gigabit Ethernet: enter tengigabitethernet slot/port.
Port channel: enter port-channel {1-128}.
Examples of the show vlt and show spanning-tree rstp Commands
The following example shows the show vlt backup-link command.
Dell_VLTpeer1# show vlt backup-link
VLT Backup Link
-----------------
1072
Virtual Link Trunking (VLT)