The XMLDefault.cnf.xml contains a <callManagerGroup> with an IP that the phone cannot ping, or the firmware version in the XML does not match the actual firmware on the flash.
Always backup your working XMLDefault.cnf.xml and SEP files. In ten years, when the last Cisco 7960 finally dies, that repack might be the only copy left on the internet. Have a unique repack story or a custom XMLDefault file that worked? Share it in the comments below. cisco ip phone downloading xmldefault cnf xml repack
For many administrators, this message signals a broken phone. For others, it appears fleetingly as a normal step. But when you add the word into the troubleshooting mix—specifically, hunting for a "repack" of the xmldefault.cnf.xml file—you enter a niche area of legacy VoIP restoration. The XMLDefault