What are the types of encapsulation supported by LMI in Cisco routers?
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Cisco routers, for example, support these types of LMI encapsulation:
• cisco-This LMI type was originally defined by four companies: DEC, Nortel, StrataCom, and Cisco. It allows for 992 virtual circuit addresses and uses DLCI 1023 as a management circuit, which transfers link and DLCI status messages. This is the default LMI encapsulation type on Cisco routers.
• ansi-ANSI standard T1.617 Annex-D provides for 976 virtual circuit addresses and uses DLCI 0 as the management circuit.
• q933a-ITU-T Q.933 Annex A, similar to ANSI T1.617 Annex-D, uses DLCI 0 as a management circuit.
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