System Administration Guide: Network Services

ProcedureHow to Add CHAP Support to the PPP Configuration Files (Dial-in Server)

  1. Log in to the dial-in server as superuser.

  2. Modify the /etc/ppp/options file.

    Add the options that are shown in bold for CHAP support.

    # cat /etc/ppp/options
    name CallServe
    name CallServe

    Defines CallServe as the CHAP name of the user on the local machine, in this instance the dial-in server


    Makes the local machine authenticate callers before establishing the link

  3. Create the remaining PPP configuration files to support the trusted callers.

    See How to Configure Users of the Dial-in Server and How to Define Communications Over the Serial Line (Dial-in Server).

See Also

To configure CHAP authentication credentials for trusted callers, refer to How to Create a CHAP Credentials Database (Dial-in Server).