Chabot College. Point-to-Point Protocol. Point-to-Point Protocol. Point-to-Point Protocol. successor to SLIP router-to-router host-to-network synchronous or asynchronous developed in the 80’s. Layering PPP Elements. PPP Operation. PPP Physical Interfaces.
PPP runs on the following types of WAN physical interfaces:
Encapsulation - supports HDLC protocol to provide encapsulation.
Link Control Protocol (LCP) - used to establish, configure, and test the data link.
Network Control Protocols (NCPs) - used to establish and configure different network layer protocols.
Takes place before entering the network-layer protocol phase.
PPP supports two authentication protocols: