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3 Comments on “Which WAN protocol is being used?

  1. Ernie Dunbar says:

    LMI is normally associated with Frame-Relay as seen below.
    So if LMI is being used as is show, you can assume Frame Relay.

    The Local Management Interface (LMI) is a set of extensions to the Frame Relay protocol that were designed to provide information about the status of Frame Relay networks, and extend the technology’s capabilities. LMI is primarily concerned with diagnostic functions. For example, LMI is used to send keepalive messages between a router and a Frame Relay switch.




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