How To Install and Configure Squid as Transparent Proxy Server under Linux and FreeBSD March 29th, 2011
Squid is a proxy server and web cache daemon. It has a wide variety of uses: caching web, filtering traffic, caching DNS and other computer network lookups for a group of people sharing network resources.
Squid is primarily designed to run on Unix-like systems but it also runs on Windows-based systems. In this tutorial I’ll show you how to install and configure squid proxy server to run under Linux and FreeBSD.
A proxy server software is based on the TCP/IP protocol. It monitors a special port such as 3128 or 8080. A computer who runs a proxy server software is called a proxy server. If other computer want to connect to Internet through the proxy server, it should know the proxy server’s IP address and proxy port.
1. Squid Installation
Squid source code is available from squid-cache.org.Installation instructions are available in the ReadMe file in the source tar file. There is also binary packages for CentOS, Fedora, Red Hat Enterprise Linux, Ubuntu, Debian, FreeBSD and NetBSD.
To install Squid under CentOS/Fedora/RHEL, enter:
yum install squid
To install Squid under Debian/Ubuntu, enter: Read the rest of this entry »
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Secure Email Server On Centos June 4th, 2010
Qmailtoaster is a project whose purpose is to install Qmail with RPMs on RPM based Linux and these RPMs are source RPMs. The advantage of Qmailtoaster is that it contains all patches needed for Qmail for example domainkeys etc.
Included Featureset by Qmailtoaster
- Source RPM packages easily rebuilt for multiple distributions
- SMTP with SMTP-AUTH, TLS, REMOTE-AUTH
- DomainKeys, SPF “Sender Policy Framework” and SRS “Sender Rewriting Scheme”
- Integrated SpamAssassin, ClamAV and Simscan
- Warlord virus and worm loader realtime MIME signature scanning
- CHKUSER 2.0 functions for qmail-smtpd
- Qmail-Tap provides email archive capability
- Virtual Domains and Virtual Users using MySQL
- Autoresponder for vacation/away from office messages
- Integrated Mailing List (ezmlm)
- Web-based email system using Squirrelmail
- Web-based administration tools
- POP3, POP3-SSL, IMAP and IMAP-SSL
- Submission port (587) allows roaming users to skip RBL checks and port 25 blocks
- eMPF patch for advanced policy control over email
Qmailtoaster has support for RHEL/CentOS (3.x, 4.x, 5.x , Fedora, Suse, Mandriva. We are going to install Qmailtoaster for CentOS 5.x
Prerequisites: Install Centos 5 base system, remaining packages and dependencies will be installed automatically with qmailtoaster scripts.
1) Configuration Read the rest of this entry »
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