Hi, I downloaded the SDM so that I could have a play around with it before taking my ICND1 exam. however it appears the 2500 series routers do not support the SDM. Is there any way of upgrading the software so that I can install it?Thanks for your he...

I was practising on a CLI in a lab the other day when a tutor simultaneously logged onto the router and sent me a message through the CLI. I did not know how to reply. Does anybody have an idea how this is done (or whether it was just a feature of th...