Technical Documentation

L2TP Dial-Out Terms

Table 1 describes key terms used in L2TP dial-out.

Table 1: L2TP Dial-Out Terms

Term	Description
Dial-out trigger	IP packet that initiates a dial-out session
Dial-out session	Control entity for a triggered IP flow used to manage the establishment of an associated L2TP session for dial-out
Dial-out target	A virtual router context and an IP address prefix, for which the arrival of an IP packet (a dial-out trigger) initiates a dial-out session.
Dial-out route	Contains the dial-out target, as well as a domain name and profile. The domain name is used in the initial Access-Request message. The profile is used to create the IP/Point-to-Point Protocol (PPP) stack for the dial-out session.