© Copyright Lenovo 2015
Figure 30. vNIC Failover Solution
Lenovo Switch
X
EXT1
EXT2
Upon EXT1 link failure, the switch
informs the server hypervisor
for failover on affected VNICs only
By default, vNIC Teaming Failover is disabled on each vNIC group, but can be
enabled or disabled independently for each vNIC group using the following
commands:
CN 4093(config)# vnic vnicgroup <group number>
CN 4093(vnic-group-config)# failover
Primary
Virtual
Pipes
VNIC
Group 1
INTA1
VNIC
Group 2
INTA2
Lenovo
Servers
NIC
Hypervisor
vSwitch
VNIC
VNIC
X
VNIC
VM 1
VNIC
VM 2
VNIC
VNIC
VNIC
VNIC
VNIC
vSwitch
VNIC
X
VNIC
VM 3
VNIC
VM 4
VNIC
VNIC
VNIC
VNIC
NIC
Hypervisor
To Backup
Switch
Chapter 15: Virtual NICs
253