A set of ports that are identified by a PortList, in which
each port is represented as a bit. The local Media Policy Number
will be associated with (or attached to) the ports specified at
the rlLldpXMedLocMediaPolicyContainerPorts.
The default value for rlLldpXMedLocMediaPolicyContainerPorts object
is empty binary string, which means no ports are specified
for advertising indicated management address instance.