OpenBSD: Secure Mail Server with Postfix, MySQL, ClamAV, SpamAssassin, Amavis-new

Few days ago I started configuring corporate mail server that should be deployed on OpenBSD and comprise the following features: Easy to configure and powerful MTA (Postfix) Virtual domains and user accounts (this information is stored in MySQL database) Antispam and antivirus checking for all accounts (spamassassin and clamav via amavis-new) Secure access to mailboxes through POP3, IMAP and HTTP (squirellmail) Secure SMTP server Extremal Stability and Security Actually OpenBSD [...]

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Running Cisco Packet Tracer in Linux

Packet Tracer is Cisco Network Simulation Software that is natively available for Micro$oft Windows users only. But thanks to Wine project we can use it in Linux as well. Packet Tracer is a self-paced, visual, interactive teaching and learning tool. It is designed to increase interaction between students and instructors, promote student learning, and enhance instructor presentations. This technology is a new and fun way to expand teaching and learning [...]

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