Users Guide

Table 32. LLDP-MED organizationally specific TLVs (Type – 127)
TLV Subtype Description
LLDP-MED capabilities 1
● If the transmitting device supports
LLDP-MED
● What LLDP-MED TLVs are supported
● LLDP device class
Network policy 2
● Application type
● VLAN ID
● L2 priority
● DSCP value
Local identification 3 Physical location of the device expressed
in one of three formats:
● Coordinate-based LCI
● Civic address LCI
● Emergency call services ELIN
Extended power-via-MDI 4
● Power requirements
● Priority
● Power status
NOTE: Only Rx function is supported for location identification and extended power via MDI TLVs.
LLDP-MED capabilities TLV
The LLDP-MED capabilities TLV communicates the types of TLVs that the endpoint device and network-connectivity device
support. The value of the LLDP-MED capabilities field in the TLV is a 2–octet bitmap. Each bit represents an LLDP-MED
capability.
Table 33. LLDP-MED capabilities TLV
Bit position TLV
0 LLDP-MED capabilities
1 Network policy
2 Location ID
3 Extended power over MDI-PSE
4 Extended power over MDI-PD
5 Inventory
6-15 Reserved
Table 34. LLDP-MED device types
Bit position Device type
0 Not defined
1 Endpoint Class 1
2 Endpoint Class 2
Layer 2 481