Content
Introduction…………………………………………..………....……….................……. ...4
1 Basics of X.25 and Frame Relay networks .............................................. ................................ 7
1.1 Topology and structure of networks .................................................... .................... 13
1.2 Disadvantages of technology .................................................... ........................... 16
2 Characteristics of X.25 networks………………...................................... ........................ 18
2.1 X.25 network protocol stack ............................................... .......................... 18
2.2 Protocol stack…………… ............................................. ........................ 22
2.3 Methods for constructing a network……………................................................. .......... 26
2.4 Addressing in X.25 networks ............................................... ........................... 28
3 Equipment and channels for X.25 networks ............................................... ..................... thirty
3.1 X.25 network management .................................................... ............................... 33
3.2 Channels for networks………………….................................... ........................ 35
3.3 Use of X.25 networks ………............................................ ................. 37
Conclusion ................................................. ........................................................ ............. 40
Glossary .................................................... ........................................................ ............... 43
List of used literature......................................................... ........................... 45
List of abbreviations .................................................... ........................................................ ...... 47
Appendix A ..................................................... ........................................................ ................ 48
Appendix B………………………………………………………………………………49
Appendix B………………………………………………………………………………………50

SGA Diploma The diploma comes with handouts and a report