Enterprise technology opinions, analysis, and forecasts from Network World's experts
* If you convert to fiber optic there may be no way to go back to copper
* Questions that help frame ethical issues
* Expand Networks unveils new products for the branch office and data center
* Intel improves desktop security with NAC
* 802.11n raises question of how much wireless we can take
* Enterasys unveils a security system for enterprise VoIP networks
* Patches from Cisco, Ubuntu, Debian, others * Old worm Slammer threatens again * 10 pieces of lousy security advice, and other interesting reading
* All the most-read stories of the week
* Password reminders for administrators
* Security information management
* Latest Wi-Fi apps require inter-vendor cooperation
* Microsoft VoIP range incomplete, despite QOEM addition
* More about Cisco’s planned CCDE and Architecture certifications