Content
Introduction………………………………………………………………………………...3
1 Principles of building computer networks……………………………………………………7
1.1 Classification of computer networks…………………………………………..8
1.2 Communication lines………………………………………………………………………………..17
1.3 Cable types………………………………………………………………………………...17
2 Analysis of network operating systems of peer-to-peer LCS………………………..29
2.1 Fundamental changes in Linux and Windows security……………30
2.2 Patch management……………………………………………………32
2.3 Linux as a network OS………………………………………………………...34
2.4 Qualitative security assessment of Linux and Windows………………………..36
2.5 Quality guarantee……………………………………………………………….39
3 Development and creation of an office network for a private enterprise……………………….43
3.1 Selecting a network topology………………………………………………………..43
3.2 Selection of network equipment……………………………………………………………44
3.3 Selecting a network OS………………………………………………………45
3.4 Creating a local area network……………………………………47
Conclusion……………………………………………………………………………….50
Glossary………………………………………………………………………………...52
List of sources used……………………………………………………………...54
Appendix A Characteristics of Fast Ethernet adapters……………………………..56
Appendix B LAN Topologies………………………………………………………57
Appendix B Types of coaxial cables……………………………………………………..58
Appendix D Comparative characteristics of cables……………………………...59
Appendix E Comparative characteristics of the operating system…………………………………...60

Sga Diploma.
4.4.Organization of an office network running a specific OS