1-what is the diffrence between hdlc and ppp protocol
2- why frame realy technogy called NBMA
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Answer Posted / ritu nasa
HDLC and PPP are the protocols used in Leased lines.
HDLC stands for High Level Data Link Control
PPP-Point To Point Protocol.
mainly HDLC is cisco proprietary protocol and PPP is OSI
protocol.PPP checks for authorization.It intergrates with
2 protocols PAP and CHAP.
PPP supports compression and HDLC doesnt support
compression.
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