Administration: Discovery
Discover - LLDP
113 Cisco Sx350, SG350X, SG350XG, Sx550X & SG550XG Series Managed Switches, Firmware Release 2.2.5.x
8
- 4-Wire Power via MDI—(relevant to PoE ports supporting 60W PoE) Proprietary 
Cisco TLV defined to support power over Ethernet that allow for 60 watts power 
(standard support is up to 30 watts).
Management Address Optional TLV
• Advertisement Mode—Select one of the following ways to advertise the IP 
management address of the device:
- Auto Advertise—Specifies that the software automatically chooses a management 
address to advertise from all the IP addresses of the device. In case of multiple IP 
addresses, the software chooses the lowest IP address among the dynamic IP 
addresses. If there are no dynamic addresses, the software chooses the lowest IP 
address among the static IP addresses.
- None—Do not advertise the management IP address.
- Manual Advertise—Select this option and the management IP address to be 
advertised. We recommend you select this option when the device is configured 
with multiple IP addresses.
• IP Address—If Manual Advertise was selected, select the Management IP address 
from the addresses provided.
802.1 VLAN and Protocol
• PVID—Select to advertise the PVID in the TLV.
• Port & Protocol VLAN ID—Select to advertise the port and protocol VLAN ID. 
• VLAN ID—Select which VLANs will be advertised.
• Protocol IDs—Select which protocols will be advertised.
• Selected Protocol IDs—Displays selected protocols.
STEP  3 Enter the relevant information, and click Apply. The port settings are written to the Running 
Configuration file.
LLDP MED Network Policy
LLDP Media Endpoint Discovery (LLDP-MED) is an extension of LLDP that provides the 
following additional capabilities to support media endpoint devices:
• Enables the advertisement and discovery of network polices for real-time applications 
such as voice and/or video.