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PPP provides which of the following functions for two routers connected through a leased line? (Choose two)

Allows CHAP as a method for authentication.

Permits only one layer 3 protocol to operate in the same communication link.

Permits the establishment of a Permanent Virtual Circuit between the routers.

Allows the link to be identified with a Data-Link Connection Identifier.

Allows multiple layer 3 protocols to pass over the same link.



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