Scheduled Maintenance

Scheduled for Mar 20, 22:00 MDT - Mar 21, 04:00 MDT

Scheduled

Purpose: Patching and preventative maintenance on multiple systems.
Systems Affected:

Fax:
-MasterFax and CT Cloud Fax - General Server Maintenance
***Possible Impact: Customers will experience interruptions to both MasterFax and CT Cloud Fax services during the Maintenance Window

Cisco:
-Update mra.ct450.com and mra02.ct450.com Latest Release
***Possible Impact: Cisco Edge Phones: CallTower will be loading a Public Certificate to all Edge servers for mra.ct450.com and mra02.ct450.com . Phones are expected to be down for no more than a few minutes and should connect as usual once servers are restarted.

Posted Mar 13, 2026 - 11:32 MDT

This scheduled maintenance affects: Cisco Unified Communications (Cisco Voice) and Fax (CT Cloud Fax).