Vitaliy Gladkevitch posted a photo:

For a long time, Zimbra has been an ‘almost but not quite’ Exchange alternative - it offered the web GUI and the Outlook compatibility, but not the standards based calendar protocol (CalDAV) or the mobile device support of its big brother. Zimbra’s latest version, which has only been in the wild for a few months, is different.

Part 1 of 3: Workgroup/Corporate Collaboration - The Phantom Menace
For years, workgroups and corporate environments have needed a solution that combined a mailsystem with collaborative tools, like a calendar and shared contacts. For years, this solution was only provided by Microsoft in the form of Microsoft Exchange.
For years, Microsoft Exchange was bar-none the best tool [...]

Here’s a good tip for you iPhone 3G users: 3G network coverage in many parts of North America is quite poor, even though coverage maps may indicate otherwise. While 3G is the big hype, especially since the release of Apple’s 3G handset came out, its deployment in the New World (and even some parts of [...]

This is my first post from the iPhone. It’s been a long time in coming, and there have been several hangups.
The 2.0 iPhone firmware presented me with the App Store, and the WordPress iPhone app appeared shortly afterward. Thing is, the app crashes repeatedly when I enter my login info. Once I’ve figured out why, [...]

Every proper geek is faithful to his text editor, thus the great battles between vi and Emacs users. Working with UNIX servers taught me how to use VIM. I came across MacVim project, Cocoa front-end to the powerful VIM editor that integrates with the OS X desktop. I can now use the same editor, and [...]

Juniper Networks was started in 1996 with the goal of taking over the high-performance networking world. Ten years later Juniper Networks sidestepped all the competition and took the number two spot right behind Cisco. They hold 21.8% of service provider, 29% of high-end enterprise routing, and 38.2% of core and edge routing markets!
While looking [...]

Last night I have been going through my books researching various distributed denial of service mitigation strategies. While browsing the index of Guide to Firewalls and Network Security: Intrusion Detection and VPNs by Greg Holden the following grabbed my attention

I have purchased this book for my Network Security class from last semester. There is no [...]

Couple of weeks ago I called my Internet Service Provider to discuss various packages that would allow me to host my own servers. After reviewing the offered packages I have decided to upgrade from a residential to a business line. Business packages come with five static IP addresses, 30 Mbps downstream, 5 Mbps upstream, and [...]