Mandatory Data
An active LLDP port on the switch always includes the mandatory data in its outbound advertisements. LLDP collects the mandatory data, and, except for the Remote Management Address, you cannot use LLDP commands to configure the actual data.
Chassis Type (TLV subelement)
Chassis ID (TLV)
Port Type (TLV subelement)
Port ID (TLV)
Remote Management Address (TLV; actual IP address is a subelement that can be a default address or a configured address)