Dell Force10 C150 Manual page 28

Deploying the Dell Force10 MXL into a Cisco Nexus Network Environment
N5K2 (conf)#interface port-channel 40
N5K2 (conf-if-po-40)#switchport mode trunk
N5K2 (conf-if-po-40)#exit
N5K2 (conf)#interface Ethernet 1/17 - 18
N5K2 (conf-if-range)#switchport mode trunk
N5K2 (conf-if-range)#channel-group 40 mode active
N5K2 (conf-if-range)#exit
N5K2 (conf)#exit
N5K2#
Prepare the Nexus Per-VLAN Spanning Tree Instances
In the following CLI commands N5K1 is configured as primary or secondary root of the three VLANs on
the example network.
N5K1#configure
N5K1 (conf)#spanning-tree pathcost method long
N5K1 (conf)#spanning-tree vlan 11,13 root secondary
N5K1 (conf)#spanning-tree vlan 12 root primary
N5K1 (conf)#exit
N5K1#
And now the equivalent commands for N5K2. Note that this time the primary and secondary roles are
reversed.
N5K2#configure
N5K2 (conf)#spanning-tree pathcost method long
N5K2 (conf)#spanning-tree vlan 11,13 root primary
N5K2 (conf)#spanning-tree vlan 12 root secondary
N5K2 (conf)#exit
N5K2#
Enable Per-VLAN Spanning Tree on the MXL
The following commands enable per-VLAN spanning tree on MXL2 allowing it to integrate natively into
the Nexus layer-2 switching environment.
MXL2#configure
MXL2(conf)#protocol spanning-tree pvst
MXL2(conf-pvst)#no disable
MXL2(conf-pvst)#exit
MXL2(conf)#exit
MXL2#
Configure the MXL Uplink Port-Channels
The following commands configure MXL2's LAG interface for connection to N5K1.
28