Lesson 5

Dates: 2/15/2017
Linux networking
Linux System Administration


TCP/IP 5 layer protocol suit.

Five Layer protocol stack:


  • Application Layer (telnet, ftp, http ...)
  • Transport Layer (TCP, UDP ports)
  • Internet Layer (IP addresses, subnets, routing)
  • Link Layer (Ethernet, PPP)
  • Physical Layer (NIC, hubs, switches, routers, cabling, wifi APs and cards)


  • Take me to the Course Website