Become superuser or assume an equivalent role.
Roles contain authorizations and privileged commands. For more information about roles, see Configuring RBAC (Task Map) in System Administration Guide: Security Services.
# pmadm -e -p mbmon -s a
Specifies the enable flag.
Specifies the pmtag mbmon as the port monitor tag.
Specifies the svctag a as the port monitor service tag.