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January 18, 2008 - What's Making News at Train Signal


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Microsoft has made some major edge security updates to its new main messaging server: the Exchange Server 2007. Its predecessor, the Exchange Server 2003, had limited protection against spam and viruses, which is a major issue for small to medium size businesses who host their own messaging servers. Exchange Server 2007 has made some key improvements in this area, and just in time.

In this article, I’ll go over the Edge Transport Server, which carried out the Anti-Spam and Ant-Virus protection in the Exchange Server 2007. I’ll briefly illustrate the Edge Transport Architecture and explain how the Edge Transport Server protects messaging services from spam, viruses, and malware. If your goal is to maintain security, this is one article you don’t want to miss.

Read on about Anti-Spam and Anti-Virus protection in Exchange Server 2007...

Adequate understanding of the many different protocols is necessary for anyone preparing for the Cisco CCENT and CCNA certification exams. So today I’ll focus on Wide Area Networks, the different connecting types that are used on WANs, and the main protocols that are used on these connections.

We’ll go over High Level Data Link Control, Point-to-Point Protocol, Frame Relay, Integrated Services Digital Network and more. In addition to getting a better understanding of WANs, the information in this article will also make is easier for you to decide the right WAN connection type for your network.

Continue Reading Cisco CCENT Study Guide: WAN Protocol Basics


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