2.7 protocols

2.7 protocols

1. IP address

   • IP address is a unique string of numbers separated by full stops that identifies each computer using the Internet Protocol to communicate over a network.
     • The feature of an IP address consists of four numbers; each can contain one to three digits. These numbers are separated with a single dot

2. TCP is reliable protocol. TCP ensures that the data reaches intended destination in the same order it was sent. TCP is connection oriented. TCP provides error-checking and recovery mechanism. TCP provides end-to-end communication. TCP provides flow control and quality of service.

   • The purpose is to allow computers to communicate over long distance networks. The TCP part has to do with the verifying delivery of the packets.

3. UDP ) is an alternative communications protocol to Transmission Control Protocol (TCP) used primarily for establishing low-latency and loss-tolerating connections between applications on the internet.

4. SMTP is a protocol for sending e-mail messages between servers. Most e-mail systems that send mail over the Internet use SMTP.

5. The File Transfer Protocol is a standard network protocol used for the transfer of computer files between a client and server on a computer network.

6. SNMP (Simple Network Management Protocol) is an Internet Standard protocol for collecting and organizing information

7. POP is is a type of computer networking and Internet standard protocol that extracts and retrieves email from a remote mail server for access by the host machine.