Computer networks -- 2007-2008 -- info.uvt.ro/Laboratory 6

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Contents 1 Network diagrams 2 Case study 3 IP address, classes, subnetting 3.1 Links 3.2 Formating 3.3 Conversion tables

[edit] Network diagrams

• Cisco network topology icons;
• software:
  • wikipedia:Dia (software);
  • wikipedia:Microsoft Visio;

[edit] Case study

• faculty's network;

[edit] IP address, classes, subnetting

• IP address structure;
  • network address;
  • host address;
• subnetting:
  • netmask;
  • CIDR;
  • VLSM;

[edit] Links

• IP Addressing and Subnetting for New Users;
• wikipedia:IP address;
• wikipedia:IPv4#Addressing;
• wikipedia:IPv6#Addressing;
• wikipedia:Classful network;
• wikipedia:Subnetwork;
• wikipedia:Classless Inter-Domain Routing;

[edit] Formating

byte 1	byte 2	byte 3	byte 4
10	1	23	19
00001010	00000001	00010111	00010011

[edit] Conversion tables

binary	decimal	explanation
00000001	1	2^0
00000010	2	2^1
00000100	4	2^2
00001000	8
00010000	16
00100000	32
01000000	64
10000000	128

binary	decimal	explanation
10000000	128	2^7 = 128
11000000	192	2^7 + 2^6 = 128 + 64 = 192
11100000	224	2^7 + 2^6 + 2^5 = 128 + 64 + 32 = 224
11110000	240
11111000	248
11111100	252
11111110	254
11111111	255

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• conf. dr. Victoria Iordan, iordan@info.uvt.ro
• lect. drd. Horia Popa, hpopa@info.uvt.ro
• Marian Neagul, marian@info.uvt.ro
• Ciprian Dorin Crăciun, ccraciun@info.uvt.ro
• Mihail Găianu, mgaianu@info.uvt.ro