Telecom Management : Course Scholar

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packet translation

Packet translation. (1 page)
1. Translate the two attached Ethernet packets from hexadecimal into “English”, i.e. explain what each byte (or group of bytes) does. The preamble has been discarded.
2. / You may find the following useful.
  1. http://www.sans.org/security-resources/tcpip.pdf
  2. http://www.zytrax.com/tech/protocols/tcp.html
  3. http://www.infocellar.com/networks/ethernet/frame.htm
  4. Wikipedia “Ethertype”

0x0000: 001b 0c73 7600 0007 e9c1 3e18 0800 4500 …sv…..>…E.

0x0010: 003c 0131 0000 8001 ae75 8165 444f 8165 .<.1…..u.eDO.e

0x0020: 4401 0800 1a5c 0200 3100 6162 6364 6566 D……1.abcdef

0x0030: 6768 696a 6b6c 6d6e 6f70 7172 7374 7576 ghijklmnopqrstuv

0x0040: 7761 6263 6465 6667 6869 wabcdefghi

0x0000: 001b 0c73 7600 0007 e9c1 3e18 0800 4500 …sv…..>…E.

0x0010: 0030 00a8 4000 8006 1460 8165 444f 8165 [email protected]`.eDO.e

0x0020: 9ea6 0414 0050 4e5c f9bb 0000 0000 7002 …..PN……p.

0x0030: ffff 50e3 0000 0204 05b4 0101 0402 ..P………..

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