So I have a Cisco 3640 router, and I'm upgrading the IOS image. Existing on it is an extremely old version (I'm guessing mid 90s), and I have a new one, of which I've made sure can fit on the ...

There, you can pick a router, IOS version, feature (eg, IPv6), and follow the bouncing menus. Eventually, you can see what individual features exist on each versions/release/feature set/platform.

With a little reading, I saw that anything running Cisco IOS 12.3 (which our stuff is) supports SNMPv3.<BR><BR>Dealing with SNMPv3 is very new to me and I'm not sure how to setup our router to let ...