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PLANET IGS-10020HPT User Manual

Page 335

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User’s Manual

The Page includes the following fields:

Global Counters

Object

Description

Neighbor entries were

last changed

It also shows the time when the last entry was last deleted or added. It also

shows the time elapsed since the last change was detected.

Shows the number of new entries added since switch reboot.

Total Neighbors

Entries Added

Shows the number of new entries deleted since switch reboot.

Total Neighbors

Entries Deleted

Shows the number of LLDP frames dropped due to that the entry table was full.

Total Neighbors

Entries Dropped

Shows the number of entries deleted due to Time-To-Live expiring.

Total Neighbors

Entries Aged Out

LLDP Statistics Local Counters

The displayed table contains a row for each port. The columns hold the following information:

Object

Description

The port on which LLDP frames are received or transmitted.

Local Port

The number of LLDP frames transmitted on the port.

Tx Frames

The number of LLDP frames received on the port.

Rx Frames

The number of received LLDP frames containing some kind of error.

Rx Errors

If an LLDP frame is received on a port, and the switch's internal table has run full,

the LLDP frame is counted and discarded. This situation is known as "Too Many

Neighbors" in the LLDP standard. LLDP frames require a new entry in the table

when the Chassis ID or Remote Port ID is not already contained within the table.

Entries are removed from the table when a given port links down, an LLDP

shutdown frame is received, or when the entry ages out.

Frames Discarded

Each LLDP frame can contain multiple pieces of information, known as TLVs

(TLV is short for "Type Length Value"). If a TLV is malformed, it is counted and

discarded.

TLVs Discarded

The number of well-formed TLVs, but with an unknown type value.

TLVs Unrecognized

The number of organizationally TLVs received.

Org. Discarded

Each LLDP frame contains information about how long time the LLDP

information is valid (age-out time). If no new LLDP frame is received within the

age out time, the LLDP information is removed, and the Age-Out counter is

incremented.

Age-Outs


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