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PROXY SERVER

PROXY SERVER. By : Windi Widiastuti XII TKJ -3 31. DEFINITION.

raphael-powell
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PROXY SERVER

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  1. PROXY SERVER By : Windi Widiastuti XII TKJ -3 31

  2. DEFINITION Debian is a free operating system developed openly by many volunteer programmers (Debian developers) who are members of the Debian Project. Debian operating system is a combination of software developed by the GNU license, and its main using the Linux kernel, so popular with the name of the Debian GNU / Linux. Debian operating system using the Linux kernel is one of the most popular Linux distributions with stability. Taking into account the Debian-based distributions, such as Ubuntu, Xubuntu, Knoppix, Mint, and so on, then Debian is a Linux distribution that is most widely used in the world.

  3. Proxy server is a server computer or a computer program that can act as the other computers to make requests to the content from the internet or intranet . Proxy Server acts as a gateway to the internet world for each client computer . The three main functions of the proxy server are :

  4. Connection Sharing Acting as a gateway into the boundary between the local network and the outside network . Filtering Work on the application screen that serves as a packet filtering firewall is used to protect the local network against interference or attacks from external networks. Can be configured to reject certain websites at certain times. CachingProxy Server has a storage mechanism objects that have been requested from servers on the Internet . Caching mechanism to store objects that are user requests obtained from iternet .

  5. KONFIGURATION First we need to install a proxy server. Package that will be used is squid# apt-get install squid

  6. Get into the squid directory. # cd /etc/squid

  7. Perform configuration to a file located didirektorisquid.conf / etc / squid by entering the command

  8. Then search for the word http_port 3128 by means of CTRL+W and thentypethe command http_port3128, press Enter.

  9. Add the word "transparent" after "3128" and uncheck "#" in front.

  10. Search more words cache_mgr webmasters in the same way in the previous step, press Enter

  11. Then remove a fence (#)in front of the sentence, and add domain name server,example : cache_mgr tkj@windi.com

  12. Then findvisible_hostname by pressing Ctrl+W, then type visible_hostname, press Enter

  13. Then under # none, visible_hostname type, and add in front of sentence with(domain name server)

  14. Then find the word CONNECT acl write down the sentence by pressing Ctrl+W,press Enter.

  15. aclbloksitusdstdomainwindi.comhttp_accessdeny bloksitusacl local src192.168.31.0/24 http_access allow local http_access allow all On the blueline, fill in the site you want to block or blogger friends can not be accessed. And the greenline input IP subnet prefix followed. If it fails,also can not use the prefix and only include IP only.Type the script as belowSave the configurationby ctrl+x=> y, Enter.

  16. Restart squid by way of / etc / init.d / squid restart

  17. After that, type in the domain name server that is not on the block in web search,for example : www.windi.comthis will bring up the web content that is not on the block.

  18. Then check domain name server (dns) is on the block.For example : type in the web search windi.com .Then the results will appear as below.

  19. Thank You

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