12 great new features in Cisco IOS 12.3 (Tech Republic)
Cisco's IOS 12.3 and its sub-releases contain far more than basic incremental changes and bug fixes. Get a closer look at 12 of the most useful new changes, including Network Admission Control, Optimized Edge Routing, Dynamic Multipoint VPN, IPSec Stateful Failover, and more.
What the ability to not get hacked? That should be a good feature..