We’ve been using a UC560 for a few years with very little trouble. Recently our provider (voip.ms) made changes/upgrades that have created an issue with inbound (outside our pbx system) callers leaving messages (only with voice messages). Voice messa...

We have a UC560 that has been in production for about 5 years (25-30 phones). Several months ago (July 2016) we purchased a second UC560 on ebay with the idea of having it as a backup in case the existing server has a hardware failure. I upgraded the...