1.4 wired and wireless networking

1.4 wired and wireless networking

1. WAN

   • Wide Area Network
   • Bigger geographical area
   • Multiple sites
   • The biggest would be a global collection of Networks (the Internet

2. Packet

   • Holds 4 bits of information
   • It has a life spam
   • Contains a sequence number
   • Knows the sender and the recipients IP number

3. LAN

   • It has less sites than WAN
   • Connects the local devices it can connect to
   • Has a small Geographical area

4. Router

   • a interconnection device used on networks to connect two or more devices
   • the router examines the packets IP address
   • the swich

5. Switch

   • A switch is a Interconnection that connects two or more devices

6. Transmission Media

   • Ethernet cat 5E an cat6
   • Know as twisted pair
   • A Networking standard

7. Client server

   • they all request services from the server

8. peer to peer

   • all computers have equal status
   • you pay for someone to manage the server
   • each device can act as a client server
   • all devices can request and provide network services
   • software info has local installation