Cisco SPA525G Reboot Loop

February 12, 2010  |   Blog   |     |   0 Comment
Cisco SPA525G Reboot Loop

There is a bug with the Cisco SPA525G phone where, if you upload an invalid bmp image for the background, it will reboot continuously. The secret is to keep pressing the speaker button after the Cisco logo appears, until the Diag Recovery menu appears. From there you can re-flash the firmware ...