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

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Important! These pages are somehow outdated and it is recommended to consult the newer version at Computer networks -- 2008-2009 -- info.uvt.ro (by Ciprian Crăciun).

Quick links:


Network diagrams[edit]

Case study[edit]

  • faculty's network;

IP address, classes, subnetting[edit]

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

Links[edit]

Formating[edit]

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

Conversion tables[edit]

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