CCNA FAQ: Point-to-Point WANs (Wide Area Network Connections) Question: Which of the following PPP authentication protocols authenticates a device on the other end of a link without sending any password information in clear text? a. MD5 b. PAP c. CHAP d. DES Answer: C. Of the possible answers, only PAP and CHAP are PPP authentication protocols. PAP sends the password as … [Read more...]
Verifying PPP
Verifying PPP Objectives: Configure and verify a basic WAN serial connection Configure and verify a PPP connection between Cisco routers To ensure your PPP connection came up successfully, you can always use the ol’ faithful show ip interface brief command. Pigeon#show ip interface brief Interface IP-Address OK? Method Status Protocol FastEthernet0 10.1.1.2 YES … [Read more...]