Squid Web Proxy and Cache Server

Tutorials, howtos, and tips about Squid web proxy and cache software under *nix. It includes a wide variety of uses, from speeding up a web server by caching repeated requests; to caching web, DNS and other computer network lookups for a group of people sharing network resources; to aiding security by filtering traffic ( rss feed )

Q. How do I view squid proxy server log files under CentOS Linux server 5.0? A. squid is a high-performance proxy caching server for web clients, supporting FTP, gopher, and HTTP data objects. Unlike traditional caching software, squid handles all requests in a single, non-blocking, I/O-driven process. /var/log/squid/ log file directory The logs are a […]

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Q. I am using Debian stable Linux version and squid proxy server for our small software company. I need to block a port number 1234. How to filter a particular port? A. You can easily filter any port with squid ACL (Access Control List). ACL is used for defining an access List. When using “file” […]

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Q. How do I configure squid for NTLM authentication? A. You need to use squid ntlm_auth helper tool. It o allow external access to Winbind’s NTLM authentication function. ntlm_auth uses winbind to access the user and authentication data for a domain. Make sure winbindd is working winbindd is a daemon that provides a number of […]

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Q. For security and to save bandwidth I would like to configure Squid proxy server such way that I do not want my users to download all of the following files: MP3 MPEG MPG AVG AVI EXE How do I configure squid content filtering? A. You can use squid ACL (access control list) to block […]

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How do I deny a user accessing particular website? For example deny access to a website called foo.com.

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