Local Management Interface

Local Management Interface (LMI) is a term for some signaling standards used in networks, namely frame relay and Carrier Ethernet. Local Management Interface (LMI) is a term for some signaling standards used in networks, namely frame relay and Carrier Ethernet. LMI is a set of signalling standards between routers and frame relay switches. Communication takes place between a router and the first frame relay switch to which it is connected. Information about keepalives, global addressing, IP Multicast and the status of virtual circuits is commonly exchanged using LMI.