You can use the netdiag -s command to view a summary of the various diagnostic checks and tests performed on your storage system.
If you enable the IPv6 option, you can view the IPv6 statistics in the network layer diagnostic summary.
netdiag -s
Physical Layer Diagnostics Summary:
Interface H/W Link Configured Speed Duplex AutoNeg
Status UP Mismatch Mismatch Mismatch
e0a OK - N - - -
e0b OK - N - - -
e0c OK Y Y N - -
e0d OK - N - - -
Network Layer Diagnostics Summary:
Protocol Status
IP OK
IPv6 Prob
Transport Layer Diagnostics Summary:
Protocol Status
TCP OK
UDP OK
Use netdiag without the -s option for details