Lesson 5

Dates: 6/12/2017
Linux networking
Linux System Administration


Network Layer Protocols

It provides IP addressing, subnets, IP routing and packet filtering.

  • The IP layer packet
    IP Header Data Field (Transport protocol data)

  • IPv4 Conventional Address classes Four byte IP address example: 10000000.00000110.00000010.00000001 = 128.6.2.1
      Class The First byte In decimal 4 byte Network/Host (n/h) Address
      A 0....... 0-127 nnnnnnnn.hhhhhhhh.hhhhhhhh.hhhhhhhh B 10...... 128-191 nnnnnnnn.nnnnnnnn.hhhhhhhh.hhhhhhhh C 110..... 192-223 nnnnnnnn.nnnnnnnn.nnnnnnnn.hhhhhhhh D 1110.... 224-239 (multicast) E 11110... 240-247 (experimental)



  • Take me to the Course Website