search for: sip_4602d01a

...r avaya 4602 ip phone, my phone console keeps getting message saying contacting http server. according to this link: http://voip-info.org/wiki-Avaya+4602+configuration My phone hangs at "Contacting HTTP Server" while performing a firmware update Either your phone cannot download the sip_4602D01A.txt file (in which case it will request an appsip.ebin application file) or it cannot download the correct boot and application firmware files. My question is how do I reset the phone to the factory default, I have the user's guide about resetting, tried, also tried use mute button and 73736#...