sirtalkalot wrote:Is there any way to bypass or hack into the admin on the web based consol?No, if there was there would be no point having passwords to start with.
The telephone you purchased from eBay may be locked to an ITSP and if it is, only they can unlock it. If the seller is unable to provide you with the correct login information, return it!
Don't be put off, get another one! The Cisco SPA525G is a great phone, I have two on my desk right now.