Sure can:Cisco's CEF techonology page:http://www.cisco.com/en/US/tech/tk827/tk831/tk102/tsd_technology_support_sub-protocol_home.htmlCirca IOS 12.0 CEF overview:http://www.cisco.com/univercd/cc/td/doc/product/software/ios120/12cgcr/switch_c/xcprt2/xc...

No idea, sorry.

I don't think you'll be able to run BGP on either of those without careful tuning and monitoring. You won't be pulling a full BGP table from either peer so you'll need to supplement your received routing information with a default route. It'll be eas...

Assuming you have a CCO login:* Log into the cisco.com website* On the right hand side should be a dropdown box labelled "Download software". Select IOS Software* Click on IOS 12.4 software* Click on Download Software* This should launch the IOS upgr...