September 6, 2013

Cisco Packet Tracer

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Introduction to OSPF Part 2

  • Point-to-Point Protocol
    The Point-to-Point Protocol (PPP) originally emerged as an encapsulation protocol for transporting IP traffic over point-to-point links. ...
  • What is a firewall?
  • The Transport Layer
    The transport layer is the layer in the open system interconnection (OSI) model responsible for end-to-end communication over a network. It...