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Introduction to X.25 Networking

Course Status: Released
Course Language: English
Course Duration: 4 Hours
Deployment Options: Online, Interactive CDs, Network, Downloads, Intranet

Audience
Managerial and network operational staff
Prerequisites
Some knowledge of wide area networks, as covered in the course WAN Technologies
Course Aim
To enable the student to implement and manage a network using the X.25 interfacing protocol
Learning Objectives
Outline the principles of packet-switched networking.
Describe the process of switch and permanent virtual circuits.
ame the three layers in the X.25 protocol.
Explain why and how PADs are used, and name the various protocols associated with them.
Identify and interpret the fields of the HDLC LAP-B protocol, and describe how HDLC frames are exchanged.
Topics Covered
Packet-switched networks
- Introduction
- Packet- v circuit-switching
- X.25 architecture
PAD
- Dumb terminals and PADs
- The triple X protocols
The HDLC LAP-B protocol
- Introduction
- Flags and bit-stuffing
- HDLC frame fields
- HDLC frame types
- Control field bits
- HDLC operation