Hello, I recently changed employers and so need to update my email address from my previous company ID to my personal email address. Does anyone know how I could do that without entering any company details? Thanks in advance

Which is the best IOS version that I can upgrade my CISCO2911/K9 router to according to the Cisco best practices? Currently I have Version 15.0(1)M4, Version 15.2(4)M6, Version 15.2(4)M6a and Version 15.2(4)M2 on the routers. Will the latest IOS vers...