I have a Mitel 5220 phone when I plug it into the network it starts an upgrading flash and hangs at upgrading-part 1 0%. I have a pair of 3300's ver 7.1 but I don't think they are the issue. Is there a reset button on these phones?
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.