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We also use Nextiva as our IP phone service provider. Cisco has been working with Nextiva and others to try to dianose the freeze problem. Nextiva is currently testing a new version of SPA504G firmware that is supposed to fix the freeze problem. ...
Generally, employees need to use their phones so they reboot them right away when they discover they are frozen and I do not get a chance to do any diagnostics unless it is my own phone. As it just so happens, I came in this morning and my phone was...
Still experiencing issues with random freezing of SPA504G phones running 7.4.9c firmware. I am working with my service provider to try to prevent this problem. Here are a few things we have tried:Mods:1/4/12 - update to 7.4.9c firmware1/17/12 - pe...
7.4.9c does not completely fix the SPA504G freeze problem. We have 12 SPA504G phones that I upgraded to 7.4.9c on Jan 4, 2012. Since the upgrade, the frequency of freezing has been greatly reduced but it still occurs randomly. I get about 1 or 2 r...
