Point-to-Point Protocol

The Point-to-Point Protocol (PPP) is a standardized point-to-point network encapsulation method that provides Data Link Layer functionality comparable to LAN encapsulations. PPP provides frame delimitation, protocol identification, and bit-level integrity services. PPP is defined in RFC 1661.

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More Info

All of the RFCs referenced in this chapter can be found in the \Standards\Chap02_WAN folder on the companion CD-ROM.

RFC 1661 describes PPP as a suite of protocols that provide the following:

  • A Data Link Layer encapsulation method that supports multiple protocols simultaneously on the same link.

  • A protocol for negotiating the Data ...

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