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TCP

Description

CNOS (TCP) Mind Map on TCP, created by danhamilt1 on 11/04/2013.
danhamilt1
Mind Map by danhamilt1, updated more than 1 year ago
danhamilt1
Created by danhamilt1 over 11 years ago
95
1
0

Resource summary

TCP
  1. Characteristics
    1. Reliable
      1. Connection based
        1. Connection must be explicitely made between a socket on the client and a socket on the server
      2. Dynamic
        1. Adapts to
          1. Other Network Topologies
            1. Changing Bandwidths
              1. Network Delays
                1. Packet sizes
                  1. Any other limitations
              2. Ports
                1. Reserved
                  1. 0-1023
                    1. Priviledged users bind these to standard services
                      1. SSH port 22
                        1. SMTP port 25
                          1. FTP port 20-21
                            1. HTTP port 80
                          2. Non-Priviledged
                            1. 1024 - 49151
                            2. Ephemeral
                              1. 49152 - 65535
                                1. Also known as dynamic ports
                                  1. Short lived transport protocol port
                                    1. For IP communications allocated from a pre-defined range
                                  2. Sockets
                                    1. Primitives
                                      1. SOCKET
                                        1. BIND
                                          1. LISTEN
                                            1. ACCEPT
                                              1. CONNECT
                                                1. SEND
                                                  1. RECEIVE
                                                    1. CLOSE
                                                  2. The Protocol
                                                    1. TCP Segment
                                                      1. TCP Header

                                                        Attachments:

                                                        1. 20 Byte Size
                                                        2. Maximum Size 65515 Data + Header = 65515 Leaving room for 20byte IP Header to make 65535 packet
                                                      2. Connection Extablishment
                                                        1. 3-Way Handshake
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