Reference Guide

• Organizationally Unique Identifier (OUI) — a unique number the IEEE to an organization or vendor
assigns.
• OUI Subtype — These subtypes indicate the information in the following data field. The owner of the
OUI determines the subtypes.
Figure 78. Organizationally Specific TLV
IEEE Organizationally Specific TLVs
The IEEE 802.1 and 802.3 working groups define eight TLV types as a basic part of LLDP; the IEEE OUI is
00-80-C2. You can configure the Dell Networking system to advertise any or all of these TLVs.
Table 38. Optional TLV Types
Type TLV Description
Optional TLVs
4 Port description A user-defined alphanumeric
string that describes the port.
Dell Networking OS does not
currently support this TLV.
5 System name A user-defined alphanumeric
string that identifies the system.
6 System description A user-defined alphanumeric
string that identifies the system.
7 System capabilities Identifies the chassis as one or
more of the following: repeater,
bridge, WLAN Access Point,
Router, Telephone, DOCSIS cable
device, end station only, or other.
8 Management address Indicates the network address of
the management interface. Dell
Networking OS does not
currently support this TLV.
IEEE 802.1 Organizationally
Specific TLVs
127 Port-VLAN ID On Dell Networking systems,
indicates the untagged VLAN to
which a port belongs.
127 Port and Protocol VLAN ID On Dell Networking systems,
indicates the tagged VLAN to
which a port belongs (and the
untagged VLAN to which a port
566
Link Layer Discovery Protocol (LLDP)