Thursday, 22 January 2015

Network Services

What is WAP?
The Wireless Access Protocol, or WAP for short, was a communication protocol that allowed wireless device users to gain access to information almost instantly It was later replaced by 3G and then in 2013 4G was developed which is considered to be the most advanced form of network  access outside of WiFi. 

What is Packet Switches?
Packet Switches is when data is divided up into small sections or packets and then sent out to it's intended destinations. When the data arrives at it's intended places it then re-compiles into the original message. Packet switching usually takes place on WAN networks or Wide Area Networks this is so that messages can be sent without slowing down network efficiency.

What is ISDN?
ISDN stands for Integrated Services Digital Network and is a data transfer technology that is able to transfer data much quicker than the usual dial up modem. It also allows for more data to be sent at one time because it enables a wider bandwidth digital transmission.

What is Broadband(ADSL)?
ASDL stands for Asymmetric Digital Subscriber Line. It is used for connecting to the internet. ADSL allows for more data to be sent over copper telephone lines. 

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