Local Management Interface

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Local Management Interface (LMI) is a term for some signaling standards used in networks, namely Frame Relay and Carrier Ethernet.

Frame Relay

LMI is a set of signalling standards between

is commonly exchanged using LMI.

There are three standards for LMI:

• Using DLCI 0:^[1]
  • ANSI's T1.617 Annex D standard
  • ITU-T's Q.933 Annex A standard
• Using DLCI 1023:
  • The "Gang of Four" standard, developed by Cisco, DEC, StrataCom and Nortel^[1]

Carrier Ethernet

Ethernet Local Management Interface (E-LMI) is an Ethernet layer operation, administration, and management (OAM) protocol defined by the

(MEF) for Carrier Ethernet networks. It provides information that enables auto configuration of customer edge (CE) devices.

References

External links

• Additional information on Frame Relay LMI