We are switching from older CISCO 7925 wireless phones that registered just fine to CM to 840 phones.The lastest phone firmware update and software was uploaded to CM and you can see on the phone where it successfully updated.The 840 phone seems to g...

We have a USC C240 M5SX server.  We recently upgraded the server from ESXi 6.5 to 8.0 u3 with the latest patches applied.The ESXi network management will not startup automatically after we upgraded to version 7.CISCO support has mentioned that the se...

Had to replace a couple ATA190 with ATA191 but running into a weird situation.  The ATA191 are the enterprise version (ATA191-K9).  We had one ATA191 that was showing the same behavior but for some unknown reason it ended up registering with CM.We al...

Newbie here.....so keep this in mind when reading.  We had a vendor setup our phone system in our company.  The system was setup with two cisco 7000 servers.  One being a Pub and the other the Sub.  I was under the impression that if one of the serve...