CallTower Status

All Systems Operational

About This Site

Welcome to CallTower's home for real-time system status updates. Here you will find a current and historical data on system performance.

Cisco Unified Communications Operational
Cisco Voice Operational
Cisco Jabber ? Operational
VoiceCube Operational
Attendant Console Operational
Cisco Webex Calling Operational
CT Text Operational
CT Cloud Operational
CT Cloud SIP ? Operational
CT Cloud Voice ? Operational
Attendant Console Operational
CT Cloud Meeting Operational
Microsoft Operational
Microsoft 365 Operational
Microsoft Teams - Direct Routing Operational
Microsoft Operator Connect Operational
CT Text Operational
Contact Center Operational
Clarity Connect Operational
Five9 Operational
Intermedia Operational
Cisco Webex Contact Center Operational
Solgari Operational
Global SIP Trunk Operational
Hosted Cloud Based PBX Operational
Zoom Operational
CallTower Connect Operational
Fax Operational
CT Cloud Fax Operational
Concord E-Fax Operational
Concord ATA Fax Operational
eComFax Operational
Skype for Business Operational
Skype for Business - Voice ? Operational
Instant Messenger and Presence Operational
Attendant Console Operational
WFM (Alvaria) Operational
Talk Desk Operational
Genesys Cloud Operational
Genesys Cloud (US East) Operational
Genesys Cloud (US West) Operational
Genesys Cloud (Canada) Operational
Genesys Cloud (FedRAMP) Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance

Scheduled Maintenance

Scheduled Maintenance Jul 18, 2025 22:00 - Jul 19, 2025 04:00 MDT

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

Cisco:
-Expressway HCS and Jabber 15.3.3 upgrades
***Possible Impact: * Clients and phones will unregister and reregister as servers are upgraded and rebooted. Users will have to sign back in to the client after the upgrade is complete

-ATL Data Center Core Switch Maintenance
***Possible Impact: * The following environments and products could be affected:
Cisco Jabber: Jabber clients may experience intermittent connectivity or login issues as servers are shut down and failover to redundant data centers occurs.
Cisco phone registration: Cisco phones may temporarily unregister as they reregister with servers in redundant data centers.

Posted on Jul 11, 2025 - 10:16 MDT
Jul 15, 2025

No incidents reported today.

Jul 14, 2025

No incidents reported.

Jul 13, 2025

No incidents reported.

Jul 12, 2025

No incidents reported.

Jul 11, 2025

No incidents reported.

Jul 10, 2025
Resolved - The issue is considered resolved and the associated cases will be closed out.
Default messaging: CallTower will be closing this master case and all associated cases. Within three business days, an Official Root Cause Analysis (RCA) or a Preliminary RCA will be available and provided to customers upon request.

Jul 10, 09:34 MDT
Monitoring - Voice network engineers were able to apply a workaround, and are seeing inbound calls completing at this time. Please retest and advise if you are experiencing any persisting issues.

CallTower continues to work on resolving the faulty network device that is impacting inbound calls to the EMEA region.

CallTower has opened a master case for this issue as it is affecting more than one CallTower customer. This issue may or may not directly affect your services. If you are affected, please report the issue to support@calltower.com. CallTower intends to post updates on status.calltower.com as soon as any new information is available.

Jul 10, 06:51 MDT
Update - CallTower has isolated the issue to a faulty network device that is causing inbound calls to fail on certain routes. Our network engineers are working diligently to restore service as quickly as possible.

*CallTower has opened a master case for this issue as it is affecting more than one CallTower customer. This issue may or may not directly affect your services. If you are affected, please report the issue to support@calltower.com. CallTower intends to post updates on status.calltower.com approximately every 30 minutes, unless identified otherwise.

Jul 10, 06:40 MDT
Investigating - CallTower has identified the issue affecting the completion of some inbound calls in the EMEA region. CallTower engineers are urgently working with our vendor to implement a fix.
*CallTower has opened a master case for this issue as it is affecting more than one CallTower customer. This issue may or may not directly affect your services. If you are affected, please report the issue to support@calltower.com. CallTower intends to post updates on status.calltower.com approximately every 30 minutes, unless identified otherwise.

Jul 10, 06:23 MDT
Jul 9, 2025

No incidents reported.

Jul 8, 2025

No incidents reported.

Jul 7, 2025

No incidents reported.

Jul 6, 2025

No incidents reported.

Jul 5, 2025

No incidents reported.

Jul 4, 2025

No incidents reported.

Jul 3, 2025

No incidents reported.

Jul 2, 2025

No incidents reported.

Jul 1, 2025

No incidents reported.