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Mandatory lldp tlvs, Optional lldp tlvs, Mandatory lldp tlvs 1 optional lldp tlvs 1 – Allied Telesis AT-8100 Series User Manual

Page 1231: Ble 122. mandatory lldp tlvs 1, Ble 123. optional lldp tlvs 1

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AT-8100 Switch Command Line User’s Guide

1231

Mandatory

LLDP TLVs

Mandatory LLDP TLVs are sent by default on ports that send TLVs. The
TLVs are defined in Table 122.

Optional LLDP

TLVs

You can configure the switch to send optional LLDP TLVs along with the
mandatory TLVs in the LLDPDUs. The following table describes the
optional TLVs from the basic management set and the organizationally
specific TLVs from the IEEE 802.1AB TLV set (Annex F).

Table 122. Mandatory LLDP TLVs

TLV

Description

Chassis ID

The device's chassis ID number. For
Allied Telesis devices, this is the MAC
address of the switch.

Port ID

The number of the port that transmitted
the advertisements.

Time to Live (TTL)

The length of time in seconds for which
the information received in the
advertisements remains valid. If the value
is greater than zero, the information is
stored in the switch’s neighbor table. If the
value is zero, the information is no longer
valid and is removed from the table.

Table 123. Optional LLDP TLVs

TLV

Description

Port description

A port’s description. To add a port
description, refer to “Adding Descriptions”
on page 184
or “DESCRIPTION” on
page 210.

System name

The name of the switch. To assign a
name, refer to “Adding a Name to the
Switch” on page 126 o
r “HOSTNAME” on
page 157.

System description

A description of the device. This may
include information about the device
hardware and operating system. The
AT-8100 Switch sends its model name as
its system description.