This object specifies the current peer's network address used
for PTP communication. Based on the scenario and the setup
involved, the values might look like these -
Scenario Value
------------------- ----------------
Single Master master port
Multiple Masters selected master port
Single Slave slave port
Multiple Slaves <empty>
(In relevant setups, information on available
slaves and available masters will be available through
cPtpClockPortAssociateTable)