Dell S4820T, Configuration Manual

Page: 1072 / 1178

Configuring Virtual Link Trunking (VLT Peer 2)
Enable VLT and create a VLT domain with a backup-link VLT interconnect (VLTi).
Dell_VLTpeer2(conf)#vlt domain 999
Dell_VLTpeer2(conf-vlt-domain)# peer-link port-channel 100
Dell_VLTpeer2(conf-vlt-domain)# back-up destination 10.11.206.23
Dell_VLTpeer2(conf-vlt-domain)#exit
Configure the backup link.
Dell_VLTpeer2(conf)#interface ManagementEthernet 0/0
Dell_VLTpeer2(conf-if-ma-0/0)# ip address 10.11.206.35/
Dell_VLTpeer2(conf-if-ma-0/0)#no shutdown
Dell_VLTpeer2(conf-if-ma-0/0)#exit
Configure the VLT interconnect (VLTi).
Dell_VLTpeer2(conf)#interface port-channel 100
Dell_VLTpeer2(conf-if-po-100)#no ip address
Dell_VLTpeer2(conf-if-po-100)# channel-member fortyGigE 1/56,60
Dell_VLTpeer2(conf-if-po-100)#no shutdown
Dell_VLTpeer2(conf-if-po-100)#exit
Configure the port channel to an attached device.
Dell_VLTpeer2(conf)# interface port-channel 110
Dell_VLTpeer2(conf-if-po-110)#no ip address
Dell_VLTpeer2(conf-if-po-110)#switchport
Dell_VLTpeer2(conf-if-po-110)#channel-member fortyGigE 1/48
Dell_VLTpeer2(conf-if-po-110)#no shutdown
Dell_VLTpeer2(conf-if-po-110)#vlt-peer-lag port-channel 110
Dell_VLTpeer2(conf-if-po-110)#end
Verify that the port channels used in the VLT domain are assigned to the same VLAN.
Dell_VLTpeer2# show vlan id 10
Codes: * - Default VLAN, G - GVRP VLANs, P - Primary, C - Community, I -
Isolated
Q: U - Untagged, T - Tagged
x - Dot1x untagged, X - Dot1x tagged
G - GVRP tagged, M - Vlan-stack, H - Hyperpull tagged
NUM Status Description Q Ports
10 Active U Po110(Fo 1/48)
T Po100(Fo 1/56,60)
Verifying a Port-Channel Connection to a VLT Domain (From an Attached
Access Switch)
On an access device, verify the port-channel connection to a VLT domain.
Dell_TORswitch(conf)# show running-config interface port-channel 11
!
interface Port-channel 11
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Virtual Link Trunking (VLT)