Which layer 2 protocol encapsulation type support synchronous and asynchronous circuit and has built in security mechanism?

Question added by Arun Ds
Date Posted: 2018/02/07

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by Mehraj uddin Mohammed , Network Engineer , Limrahsoft IT Solutions

PPP supports both synchronous (like analog phone lines) and asynchronous circuits (such as ISDN or digital links).

by MEHAFIL AYYARIL ABDUL MAJEED , Admin , Bond Trading Co. LLC

HDLC, PPP, FRAME RELAY, X.25

by HUSAM ATTAALLA , Network Engineer & System Admin , civil defense

point to point protocol is support both synchronous and asynchronous

by Ahmed Saber , Executive , Munira flowers Co

PPP supports both synchronous.

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