Users Guide

NOTE: The maximum size of the LLDPDUs supported on the transmission side is 1500 bytes. If the size of the TLVs that
are transmitted exceeds 1500 bytes when adding one optional TLV of a particular type, the complete optional TLVs of that
type are removed and only the optional TLVs that fit the maximum supported size are allowed.
Basic TLVs
Table 25. Basic TLVs
TLV Type Description
Port description 4 User-defined alphanumeric string that
describes the port (port ID or interface
description).
System name 5 User-defined alphanumeric string that
identifies the system.
System description 6 Includes the following information:
● Host description
● Dell OS version
● Dell application software version
● Build timestamp
System capabilities 7 Determines the capabilities of the
system.
Management address 8 Network address of the management
interface.
Organizationally specific TLVs
Table 26. 802.1x organizationally specific TLVs (Type – 127, OUI – 00-80-C2)
TLV Subtype Description
Link aggregation 7
● Indicates whether the link associated
with the port on which the LLDPDU
is transmitted is aggregated.
● Provides the aggregated port
identifier.
Port VLAN ID 1 Untagged VLAN to which a port belongs.
Protocol identity 4 Not supported.
VLAN name 3
Allows an IEEE 802.1Q-compatible
device to advertise the assigned name of
any VLAN with which it is configured.
NOTE: By default, VLAN name TLV
will be disabled.
Table 27. 802.3 organizationally-specific TLVs (Type – 127, OUI – 00-12-0F)
TLV Subtype Description
MAC/PHY configuration/status 1
Indicates:
● Duplex and bit rate capability and the
current duplex and bit rate settings
of the sending device.
Layer 2 471