CHITIKA ADS

Thursday, March 13, 2014

Some Basic Terms About Mobile GPRS and Networks

WHAT IS MEANT BY A PROXY SERVER?
in simple words,proxy server is a computer or an application program that act as a bridge for request from clients(users) asking resource from other servers.a client connects to the proxy server requesting some service such as a file or a web page available in the other servers

WHAT IS THE DIFFERENCE B/W HTTP AND SOCKET
both of them representing mobile internet.simply socket connection means,a connection without proxy and port.but http(wap) connection have proxy and port.if u uses a socket connection(like airtel mo) the connection pings the data and make the connection stabe.in the case of operamini,we get more speed if we uses socket connection.

WHAT IS IP AND PORT
the full form of ip is internet protocol. Every person who entering into a gprs network will assign a ip address.the address of our house is used to track the place of house.like that ip is used to track all information of a gprs user.all will get unique ip address.port is the connection router number of a server

WHAT IS PROV FILE,AND USE?
as u know nokia have many symbian version like s20,s40,s60,s80,s90.
in s40 platform,nokia removed the ability of nokia fones to use web application with a specific proxy and port(ie,can only use socket conection).but the experts find a way to overcome dis limitation.the way of overcoming this limitation is known as provisioning.and the file used in dis process is a .prov. 


WHAT IS HANDLER MODS ?
Handler mods are the java application which r modified by sir Handler To use free gprs.The menu on start up is called handler menu in which we enter the front query,back,etc 


WHAT IS A USER AGENT?
user agent is a text string which is used to track the device or browser which is connected to the internet.All devices such as mobile phone,pc browsers have their own user agent inbuilt

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