Showing posts with label Wan Protocol. Show all posts
Showing posts with label Wan Protocol. Show all posts

Thursday, 4 August 2011

Point to Point

Point to Point
Industry Standard Protocol.
Use Network Control Protocol Field in the Data link header to identify the Network layer protocol
Allow s authentication and multilink connection & can be run asynchronous & synchronous link.

Frame Relay:



Data link & Physical Layer Specification that provides higher performance.
Frame relay is more cost effective than point to point links & can typically run at speed of 64 kbps to 1.55mbps.

Dynamics –Bandwidth allocation & Congestion control.
Frame relay transmit data with less overhead.


Wan Connection Type’s


1st’ Dedicated
Synchronies  Serial  

2.Circuit Switched

3.Packet-Switched
Frame Relay
X.25

Term

1 CPE Customer Premises Equipments
2 Local loop: connects the demure to the closest
Switching office called a central office
3.Central Office:-Point of Presence connectivity Customer to The Provider’s Switching Network.
4.Toll Network Trunk Lines Inside a Wan Provider Network It’s a Collection Of switches & Facilities.

Wan Protocol


WAN Protocol
HDLC (High level Data –link Control Protocol)
PPP Point to point Protocol
ISDN( Integrated  Service Digital Network)

Monday, 1 August 2011

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