Point to Point Protocol
- Layer 2 protocol for p2p links
- Adds capabilities for authentication, multilink
- Provides standard method for transporting mutli-protocol datagrams over p2p links
- Link Control Protocol (LCP) – Establishing, configuring and testing the data link connectivity
- Network Control Protoocols (NCP) – establishing and configuring different network layer protocols
IPCP (IP Configuration Protocol)
- Sub-protocol of PPP
- Assign IP from a PPP server
- IP address negotiated
RFC 1661
Phase diagram
Configuration
Interface [#] Encapsulation ppp Debug ppp negotiation
PPP Compression Config Compress > under interface