Proxy For Sharing Internet

Tech proxy is tech standard one for ala internet access goes together by severally computer at a swoop in one Local Network's Area (LAN) via one modem or one communication channel. Proxy's terminology own a lot of recognised / is utilized especially at the world / diplomatic circle. Classically proxy is someone / acting institute as intermediate or on behalf from other people / institute / other state.

This tech is recognised with severally name which is at marketing, e.g.:

• Connection Sharing's internet (ICS) – this terminology utilized by Microsoft on its Windows 2000.
• Proxy is server – it usually as software of affix that is assembled at acting computer as intermediate.
• Sharing's internet server (ISS) – usually as selfsupporting hardware furnished with modem, hub and proxy's software in it.
• Network Address Translation (NAT) – other terminology that is utilized for proxy's software server.
• IP Masquerade – tech that is utilized at NAT / Proxy's software server to do proxy's process.

Why is proxy's tech becomes to be of important for share internet access from one LAN ala goes together? As picture of common, in one computer network – included Internets, all network component at identifies by one number (at Internet is known as Protocol internet address, internet protocol address, IP address). Why utilized by number? Since IP's number purpose will make easy route's process & forwarding data – than if utilize no name its order. Approximately kindred concept ala by patterns that is used at phone number.

Nah is its hoodoo, (1 ) this IP's number its circumscribed amount and (2 ) we oftentimes not want persons to know from computer which / network which we access Internet in order not to be opened for attack cracker from Internet network that its public character.

Base two (2 ) main reasons upon, therefore developed private network's concept, private's network or then recognised with IntraNet (as foe from Internet). This IntraNet's network is next become basis for network at complex about office, plant wide, campus, Internet booth (WARNET) etcetera. Technologically no difference it among IntraNet & Internet, difference that significant is internet protocol address that is utilized. In Internet deal, one Intanet (private's network) can utilize internet protocol address in 192.168.x.x's region or 10.x.x.x. IP 192.168 & 10 not at all utilized by Internets because really is allocated for IntraNet's need only.

pengkaitan's process tissue typing second that variably it is done in a simple via one computer or going tool proxy's software upon. So on functioning computer as intermediate this, will ever have two (2 ) interface (among face), usually one as modem to tack on to Internet network, and one Ethernet Card to tack on to IntraNet's network that private's cipher.

To link network second that variably it, which is Internet & IntraNet, need to be done by translasi address / IP Address. proxy / Network Address Translation's tech own for that matter simple by use of table eight (8 ) columns, one that meaty information:

• workstation's internet protocol address that asks for relationship.
• workstation's application port that asks for relationship.
• proxy's internet protocol address server that accepts to see dammed hell first proxy.
• proxy's application port server that accepts to see dammed hell first proxy.
• proxy's internet protocol address server that keeps on to see dammed hell first proxy
• proxy's application port server that keeps on to see dammed hell first proxy.
• Intent server internet protocol address.
• Intent server application port.

In this way, package with internet protocol address couple information:port from workstation user what does ask for internet protocol address couple service:intent server port can be substituted that server intenting to suspect that service requisition its coming from internet protocol address couple:proxy's port server that keeps on to see dammed hell first proxy. Intent server will send all requested data to internet protocol address couple:proxy's port server that keeps on to see dammed hell first proxy – is next keep on it again to internet protocol address couple:workstation's port user that utilize 192.168.x.x's internet protocol address.

If we see blur ala, for that matter tech proxy this constitute simplest tech from one firewall. Why? With proxy's tech, intent server doesn't know that computer address that ask for that data for that matter is at turn back proxy server & utilize private's internet protocol address 192.168.x.x.
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Posted by Admin, Thursday, July 26, 2007 1:34:00 PM | 1 comments |

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