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TCP/IP | Tech Info | Network Information | TCP protocol | Addressing | Well Known Ports |


Transmission Control Protocol/Internet Protocol (TCP/IP) -

A collection of protocols, including the TCP, IP, e-mail, file transfers and others which makes possible the communication between differently configured computers and operating systems.

For an explanation of TCP Addressing see the TCP/IP mask addressing page.

For the TCP/IP "Well Known Ports" see the "TCP/IP Well Known Ports" page.

TCP/IP offers:

The TCP packet Breakdown

Byte
Location
Item
0-31 Source Port
32-63 Destination Port
64 - 95 Sequence #
96 - 127 Acknowledgement #
128 - 131 Data Offset
132 - 137 Reserved
138 URG
139 ACK
140 PSH
141 RST
142 SYN
143 FIN
144 - 159 Windows
160-175 Checksum
176 - 191 Urgent Pointer
192 - 223 Options/Padding
224 - Data ---

IP offers:
- Functions at the Network Layer of the OSI model
- Offer Datagram services
- Uses RIP
- Is a connectionless protocol
- Limits how long a packet can exist on the network

Included in TCP/IP are also the following protocols:

 


 

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