9 Using MLAG in Dell Networks
.
4 Single-Tier Example
This example shows the configuration of the two MLAG peers with two MLAG partners. The default
spanning tree configuration is used and spanning tree is disabled on the peer link.
MLAG
MLAG
Secondary MLAG peer
Peer-Link
Primary MLAG peer
Partner Switch B
Partner Switch A
N3048 N3048
(47)
(48)
(11)
(12)
(1/0/1)
(1/0/1)
(30)
(29)
(28)
(27)
Single tier MLAG topology Figure 4
To configure the two MLAG peers in the basic configuration, follow the steps below:
1. Enter the following commands on both peer switches before enabling MLAG (using
the feature vpc command) on each one. Each column below contains commands
that can be cut and pasted into a CLI session.
Primary MLAG Peer (N3048)
Secondary MLAG Peer N3048)
Description of commands
configure
vlan 30
exit
interface port-channel 1
description "MLAG-Peer-Link"
spanning-tree disable
switchport mode trunk
vpc peer-link
exit
interface tengigabitethernet 1/0/1
channel-group 1 mode active
description "MLAG-Peer-Link"
exit
interface port-channel 30
switchport mode trunk
configure
vlan 30
exit
interface port-channel 1
description "MLAG-Peer-Link"
spanning-tree disable
switchport mode trunk
vpc peer-link
exit
interface tengigabitethernet 1/0/1
channel-group 1 mode active
description "MLAG-Peer-Link"
exit
interface port-channel 30
switchport mode trunk
Create a VLAN for MLAG and all
partner traffic
Configure the port channel for
the peer link
- must be trunk mode
Identify and configure the peer
link interface
Create a LAG for partner switch
A to pass traffic