Ppp Overview; Establishing A Ppp Connection - HP ProCurve Secure 7000dl Series Basic Management And Configuration Manual

Configuring the Data Link Layer Protocol for E1, T1, and Serial Interfaces
Configuring the Logical Interface
6-4

PPP Overview

PPP is a suite of protocols, rather than just a single protocol. (See Figure 6-2.)
The PPP suite includes several types of protocols:
link control protocol (LCP)
authentication protocols
network control protocols (NCPs)
PPP
Each type of protocol has a specific role in establishing and maintaining a PPP
connection
1 Link Control Protocols
LCP
LQR DTP
LEX BAP
Authentication
2
Protocols
PAP CHAP
EAP
ProCurve Secure Router supports the protocols that are underlined.
Figure 6-2. Protocols in the PPP Suite

Establishing a PPP Connection

When two peers try to establish a PPP connection, they must exchange
protocols in the following order:
1. LCP
2. Authentication protocol
3. NCP
4. PPP
Network Control
3
Protocols
IPCP BCP
ECP CSCP
LLDPCP LEXCP
ATCP CCP
BACP SNACP
SDCP IPXCP
PPP
4