CCNA CCNP - Cisco IOS Upgrade via TFTP 

thanks for your reply, I`ve done upgrading 2950 model today, it was great ....i`m testing it in Birmingham... Thanks so much...

thanks Paul, I had to do the quick review for my interview this help a lots

Great stuff. To the point

Thanks again, Paul... Excellent.

cheers paul short n sweet

Nice thanks!!!

Really appreciate this video. It helped :)

Thanks

after I completed copying the new ios and issue boot system flash newios...is there any disconnected between pc and switch ? due to the new IOS will not understand the current ip address or old configuration please help me to explain this Thank you