Parts of the Dial-up PPP Link

Figure 29-2 Basic Analog Dial-up PPP Link

The configuration for the dial-out (Location 1) side of the link is composed of the following elements:

• Dial-out machine, typically a personal computer or workstation in an individual's home.

• Serial interface on the dial-out machine. /dev/cua/a or /dev/cua/b is the standard serial interface for outgoing calls on machines that run Solaris software.

• Asynchronous modem or ISDN terminal adapter (TA) connected to a telephone jack.

• Telephone lines and services of a telephone company.

The configuration for the dial-in side (Location 2) of the link is composed of the following elements:

• Telephone jack or similar connector, connected to the telephone network

• Asynchronous modem or ISDN TA

• Serial interface on the dial-in server, either ttya or ttyb for incoming calls

• Dial-in server, which is connected to a network, such as a corporate intranet, or, in the instance of an ISP, the global Internet