Protocols 0.0 / 5 ? ICTProtocolsBTEC NationalOCR Created by: Stacey-lorraine-beckettCreated on: 16-11-17 11:37 TCP / IP Full name Transmission Control Protocol (TCP) Internet Protocol (IP) What does it do? Controls data traffic on the internet TCP splits data into packets IP send packets to correct address TCP re-assembles packets and check if any missing to request re-sending 1 of 8 USP Full name User Datagram Protocol What does it do? Alternative to TCP/IP It doesnt check for missing packets 2 of 8 HTTP Full Name Hyper Text Transfer Protocol What do they do? Controls transmission of webpages Starts with 'request' in browser Then gets 'response' from web server Fianlly, displays webpage in browser 3 of 8 SMTP Full name: Simple Mail Transfer Protocol What does it do? Controls sending emails It pushes messages to email servers Servers 'store and forward' emails 4 of 8 POP Full name: Post Office Protocol What does it do? Controls recieving email It pulls messages from email servers Downloads them to user's device 5 of 8 FTP Full name: File Transfer Protocol What does it do? Controls transfer of files Special FTP software allows users to upload and download from servers 6 of 8 SNMP Full name; Simple Network Mangement Protocol What do they do? Checks devices on a network Used by IT technicians for network management Gives IT them lots of commands to check problems e.g. dodgy printer 7 of 8 ICMP Full name: Internet Control Message Protocol What do they do? Checks packet delievery on a network Used by devices such as routers to send error messages when packets cannot be delivered. 8 of 8
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