Reference Guide

306 | Virtual Link Trunking (VLT)
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To verify the configuration of a VLT domain, enter any of the show commands described in Verifying a
VLT Configuration.
Task Command Syntax Command Mode
1. Configure the VLT domain with
the same ID in VLT peer 1 and
VLT peer 2
vlt domain domain id
VLT DOMAIN
Configure the VLTi between VLT peer 1 and VLT peer 2.
2. LACP/Static LAG can be config-
ured between the peer units (not
shown).
interface port-channel port-channel id
CONFIGURATION
Note: To benefit from the protocol negotiations, Dell Networking recommends VLTs used as facing hosts/switches are
configured with LACP. Both peers should use the same port channel ID.
3. Configure the peer-link port-chan-
nel in the VLT domains of each
peer unit.
channel-member
INTERFACE PORTCHANNEL
Configure the backup link between the VLT peer units.
4. Configure the peer 2 management
ip/ interface ip for which connec-
tivity is present in VLT peer 1.
show running-config vlt
EXEC Privilege
5. Configure the peer 1 management
ip/ interface ip for which connec-
tivity is present in VLT peer 1.
show interfaces interface EXEC
EXEC Privilege
Configure the VLT links between VLT peer 1 and VLT peer 2 to the top of rack unit.
6. Configure the static LAG/LACP
between ports connected from
VLT peer 1 and VLT peer 2 to the
top of rack unit.
show running-configentity
EXEC Privilege
7. Configure the VLT peer link port
channel id in VLT peer 1 and VLT
peer 2.
show interfaces interface EXEC
EXEC Privilege
8. In the top of rack unit, configure
LACP in the physical ports
show running-configentity
EXEC Privilege
9. Verify VLT is running.
show vlt brief
EXEC
show vlt detail
EXEC
10. Verify the VLT LAG is running in
both VLT peer units.
show interfaces interface EXEC
EXEC Privilege