Service Manual

Type TLV Description
2 Port ID An administratively assigned name that
identies a port through which TLVs are
sent and received.
3 Time to Live An administratively assigned name that
identies a port through which TLVs are
sent and received.
— Optional Includes sub-types of TLVs that advertise
specic conguration information. These
sub-types are Management TLVs, IEEE
802.1, IEEE 802.3, and TIA-1057
Organizationally Specic TLVs.
Figure 65. LLDPDU Frame
Optional TLVs
The Dell Networking OS supports these optional TLVs: management TLVs, IEEE 802.1 and 802.3 organizationally specic TLVs, and
TIA-1057 organizationally specic TLVs.
Management TLVs
A management TLV is an optional TLVs sub-type. This kind of TLV contains essential management information about the sender.
Organizationally Specic TLVs
A professional organization or a vendor can dene organizationally specic TLVs. They have two mandatory elds (as shown in the
following illustration) in addition to the basic TLV elds.
Figure 66. Organizationally Specic TLV
422
Link Layer Discovery Protocol (LLDP)