ESXi Verify Jumbo Frames Connectivity
From DFWLPiki
Verify vmnics, making note of the MTU
esxcfg-nics -l
Verify the vmkernel adapters that, and correllate which is associated with what vmnic (ie, verify your vmk's are on vmnics of desired MTU)
esxcfg-vmknic -l
Ping the target IP address and specify with -I what vmkernal adapter to source it from
vmkping -I vmk1 -d -s 8972 172.16.32.11 vmkping -I vmk2 -d -s 8972 172.16.33.11