How to Add CHAP Support to the PPP Configuration
Files (Dial-in Server)
- Log in to the dial-in server
- Modify the /etc/ppp/options file.
Add the options that are shown in bold
for CHAP support.
# cat /etc/ppp/options
- 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
- 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).
To configure CHAP authentication credentials for trusted callers,
refer to How to Create a CHAP Credentials
Database (Dial-in Server).