Neighbor Info - Planet Networking & Communication SGS-5240 Series User Manual

◆ Operation State – Shows the UDLD operational state (Disabled, Link down, Link up, Advertisement, Detection, Disabled port,
User's Manual of SGS-5240 Series Managed Switch
◆ Port State – Shows the UDLD port state (Unknown, Bidirectional, Unidirectional, Transmit-to-receive loop, Mismatch with
Advertisement - Single neighbor, Advertisement - Multiple neighbors)
neighbor state reported, Neighbor's echo is empty) The state is Unknown if the link is down or not connected to a
UDLD-capable device. The state is Bidirectional if the link has a normal two-way connection to a UDLD-capable device. All
◆ Message Interval – The interval between UDLD probe messages used for the indicated operational state.
other states indicate mis-wiring.
◆ Detection Interval – The period the switch remains in detection state after discovering a neighbor.

4.2.19.3 Neighbor Info

Switch Management > UDLD >Neighbor Info page is used to show UDLD neighbor information, including neighbor state,
expiration time, and protocol intervals.
◆ Port – Port identifier. (Range: 1-28/52)
◆ Entry – Table entry number uniquely identifying the neighbor device discovered by UDLD on a port interface.
◆ Device ID – Device identifier of neighbor sending the UDLD packet.
◆ Port ID – The physical port the UDLD packet is sent from.
◆ Device Name – The device name of this neighbor.
◆ Neighbor State – Link status of neighbor device (Values: unknown, neighborsEchoIsEmpty, bidirectional,
◆ Expire – The amount of time remaining before this entry will expire.
mismatchWithneighborStateReported, unidirectional).
◆ Message Interval – The interval between UDLD probe messages for ports in advertisement phase.
◆ Detection Interval – The period the switch remains in detection state after discovering a neighbor.
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