COMPUTER COURSES (DHNE)

Search This Blog

Networking practical

on June 01, 2018

Get link
Facebook
Twitter
Pinterest
Email
Other Apps

Get link
Facebook
Twitter
Pinterest
Email
Other Apps

Comments

TOKEN RING

2. Token Ring = Token Ring local area network (LAN) technology is a communications protocol for local area networks. It uses a special three-byte frame called a "token" that travels around a logical "ring" of workstations or servers.

OSI MODEL

OSI (OPEN SYSTEM INTERCONNECTION) -It is a reference model -In actual we use TCP/IP (transimition control protocol / internet protocol) -It consist of 7 layers - It is developed by ISO ( International orginasition for standardisition ) PHYSICAL LAYER :- - Data will be in bits - Bits will be converted into light signals or electric signals - protocol data unit is bits DATA LINK LAYER :- -It adds hedder & trailer -Header & trailer cotains MAC address of source and destination -Header contains destination MAC address -Trailer contains source MAC address -protocol data unit is frame Network layer :- -the routing layer -It provides addressing and routing service - There are 2 addresses in packet one is source address & another is destination address -The primary network protocol on the neternet , IPv4 ,IPv6 logical addressing -It is used to connect multiple network -network layer does not broadcast the data -protoc

LAN

LAN (local area network) :- A local area network (LAN) is a computer network within a small geographical area such as a home, school, computer laboratory, office building or group of buildings. A LAN is composed of inter-connected workstations and personal computers which are each capable of accessing and sharing data and devices * We can connect 1024 switch at a time * The LAN can extend upto 1km * The speed of LAN can varies from 10 Mbps , 100 Mbps , 1000 Mbps & 10,000 Mbps

Powered by Blogger

Networking practical

Comments

Post a Comment