H3C Technologies H3C S3600 Series Switches - Manual (Page 1151)

1-4
Type Description Remarks
Port ID
ID of the sending port.
If MED TLVs are included in the LLDPDU, the port ID TLV
carries the MAC address of the sending port or the bridge
MAC in case the port does not have a MAC address. If no
MED TLVs are included, the port ID TLV carries the port
name.
Time To Live Life of the transmitted information on the receiving device.
End of LLDPDU Marks the end of the TLV sequence in the LLDPDU.
Port Description Port description of the sending port.
System Name Assigned name of the sending device.
System Description Description of the sending device.
System Capabilities
Identifies the primary functions of the sending device and
the primary functions that have been enabled.
Management
Address
Management address used to reach higher level entities to
assist discovery by network management, and the interface
number and OID (object identifier) associated with the
address.
Optional
2) IEEE 802.1 organizationally specific TLVs
Table 1-4 IEEE 802.1 organizationally specific TLVs
Type Description
Port VLAN ID PVID of the sending port
Port And Protocol VLAN ID Port and protocol VLAN IDs
VLAN Name A specific VLAN name on the port
Protocol Identity Protocols supported on the port
Currently, H3C devices support receiving but not sending protocol identity TLVs.
3) IEEE 802.3 organizationally specific TLVs
Table 1-5 IEEE 802.3 organizationally specific TLVs
Type Description
MAC/PHY
Configuration/Status
Contains the rate and duplex capabilities of the sending port, support
for auto negotiation, enabling status of auto negotiation, and the
current rate and duplex mode.
Power Via MDI
Contains Power supply capability of the port, including the PoE type
(PSE or PD), PoE mode, support for the PSE power supply, whether
PSE power supply is enabled, and whether the PoE mode is
controllable.