| This article will show you how to configure PPP | | | | Step 1: Open Cisco SDM. |
| (Point-to-Point Protocol) using Cisco SDM in order | | | | Step 2: Click Configure in order to start |
| to enable communication between two routers | | | | Configuration. |
| connected through a serial link. This tutorial | | | | Step 3: In the tasks bar, click Interfaces and |
| includes how to enable PPP encapsulation, and | | | | Connections. |
| configure CHAP authentication. This article is | | | | Step 4: Select the Serial (PPP, HDLC, or Frame |
| designed for CCNA students, network engineers, | | | | Relay) option, and then click Create New |
| and anyone looking to configure PPP using Cisco | | | | Connection. |
| SDM (Cisco SDM is part of the CCNA syllabus). | | | | Step 5: Click Next. |
| The Point-to-Point Protocol (PPP) provides a | | | | Step 6: In the Available Interfaces drop-down list, |
| standard method for transporting multi-protocol | | | | select the interface to configure, and then click |
| datagrams between two peers. PPP is comprised | | | | Next. |
| of three main components: | | | | Step 7: Choose PPP as the encapsulation type, |
| - A method for encapsulating multi-protocol | | | | and click Next. |
| datagrams. | | | | Step 8: Enter the IP address and the subnet |
| - A Link Control Protocol (LCP) for establishing, | | | | mask for your serial interface, and then click |
| configuring, and testing the data-link connection. | | | | Next. |
| - A family of Network Control Protocols (NCPs) | | | | Step 9: Choose Default Static Route if you want |
| for establishing and configuring different | | | | to make the Router on the other end of the PPP |
| network-layer protocols. | | | | link your default gateway. If not, simply click |
| Follow these steps in order to configure PPP on a | | | | Next. |
| serial interface using Cisco SDM: | | | | Step 10: Click Finish, and then click OK. |