Encapsulation PPP Command on CISCO Router/Switch

Command

Encapsulation PPP

Use

This command enables PPP encapsulation and functionality on a serial interface.

Syntax

Router(config-if)#encapsulation ppp

Example

 

In this example, we will configure R1 and R3’s S1/1 interface as per the diagram using PPP.

R1(config-if)#int s1/1
R1(config-if)#encapsulation ppp
R1(config-if)#clock rate 64000
R1(config-if)#ip add 192.168.13.1 255.255.255.252
R1(config-if)#no shut
R1(config-if)#
*Mar 2 01:31:12.357: %LINK-3-UPDOWN: Interface Serial1/1, changed state to up
R3(config)#int s1/1
R3(config-if)#ip add 192.168.13.2 255.255.255.252
R3(config-if)#encapsulation ppp
R3(config-if)#no shut
R3(config-if)#
*Mar 2 01:32:34.621: %LINK-3-UPDOWN: Interface Serial1/1, changed state to up
R3(config-if)#
*Mar 2 01:32:35.733: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial1/1, changed state to up

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