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
Mar 2, 2026
Resolved - CallTower Support has received positive confirmation from affected customers, and the CT Cloud Communicator Mobile issue is considered resolved.

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.

Mar 2, 13:15 MST
Monitoring - Based on vendor guidance, CallTower Engineering completed a configuration change designed to address the CT Cloud Communicator Mobile issue. CallTower Support will continue to monitor the environment to confirm the issue is fully resolved.

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.

Mar 2, 12:37 MST
Update - CallTower Engineering continues to partner with the vendor on log and diagnostic review. The issue has been isolated to an affected system, and investigation is ongoing.

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.

Mar 2, 11:32 MST
Update - CallTower Engineering remains engaged with the vendor and is providing logs and diagnostic information as part of the ongoing resolution process.

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.

Mar 2, 10:56 MST
Identified - The issues affecting CT Cloud Communicator Mobile have been identified as vendor-related. CallTower engineers are actively working with the vendor to determine and implement a resolution.

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.

Mar 2, 10:25 MST
Investigating - CallTower Support is actively investigating multiple reports of inbound and outbound call failures and login issues with CT Cloud Communicator Mobile but has not identified/confirmed there is an issue on our network or with our services.

CallTower has opened a master case to investigate this issue as it has been reported by more than one CallTower customer. This issue may or may not directly affect your services and is currently under investigation. 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. This issue is being investigated as a top priority.

Mar 2, 09:52 MST
Mar 1, 2026
Completed - The scheduled maintenance has been completed.
Mar 1, 23:00 MST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Mar 1, 21:00 MST
Scheduled - Purpose: Patching and preventative maintenance on multiple systems.
Systems Affected:

CT Cloud Voice:
-CT Cloud Maintenance - March 2026
***Possible Impact: New calls may fail to set up while services are failed over during maintenance. Calls in progress will not be affected.
Downtime will be 30 seconds or less.

Feb 27, 10:33 MST
Feb 28, 2026

No incidents reported.

Feb 27, 2026

No incidents reported.

Feb 26, 2026

No incidents reported.

Feb 25, 2026

No incidents reported.

Feb 24, 2026

No incidents reported.

Feb 23, 2026
Completed - The scheduled maintenance has been completed.
Feb 23, 02:00 MST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Feb 22, 20:00 MST
Scheduled - CT Cloud Maintenance - February 2026

Purpose: Upgrade CHI/DAL Meta from 9.6.70 to 9.7.20

Systems Affected:
CT Cloud SIP
CT Cloud Voice

Impact: New calls may fail to setup while services are failed over during maintenance. Calls in progress will not be affected. Downtime will be 30 seconds or less.

Outage: Yes

NOAM Meta 9.7 upgrade

Purpose: Upgrade CHI/DAL Meta to 9.7.20 SU13 for security and stability improvements.

Systems Affected:
CT Cloud SIP
CT Cloud Voice

Impact: New calls may fail to setup while services are failed over during maintenance. Calls in progress will not be affected. Downtime will be 30 seconds or less.

Outage: Yes

Feb 13, 10:24 MST
Feb 22, 2026
Feb 21, 2026
Completed - The scheduled maintenance has been completed.
Feb 21, 03:00 MST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Feb 20, 21:00 MST
Scheduled - ATL Data Center Core Switch Maintenance

Purpose: replace the main core switch in the ATl Data Center

Systems Affected:
Cisco Jabber
Cisco Voice

Impact: Cisco Jabber: Jabber clients may experience intermittent connectivity or login issues as servers are shutdown and failover to redundant data centers occurs.
Cisco phone registration: Cisco phones may temporarily unregister as they reregister with servers in redundant data centers.

Outage: No


MasterFax & CT Cloud Fax - General Server Maintenance

Purpose: Monthly server maintenance: remove old/stuck faxes, reboot servers
updating Wireshark

Systems Affected:
MasterFax
CT Cloud Fax

Impact: Customers will experience interruptions to both MasterFax and CT Cloud Fax services during the Maintenance Window

Outage: Yes

Update Jabber certificate for collaborate-atl.ct450.com

Purpose: Calltower will be upgrading the Edge servers for Jabber.

Systems Affected:
Cisco Jabber

Impact: Users will experience a connectivity loss with their Jabber Client/Services.

Outage: Yes

Feb 13, 10:22 MST
Feb 20, 2026
Resolved - Some CallTower customers may have briefly experienced issues with Intermedia Contact Center Voice and login. The issue was identified as an Intermedia service outage and has since been resolved.

Update from Intermedia:

Intermedia Engineering teams identified the root cause as a Cloudflare service disruption that affected connectivity to certain Intermedia services. The third-party provider has since restored service, and Intermedia has verified that Email, Contact Center, and Voice services are fully operational. If any issues persist, customers are advised to contact Intermedia Support for assistance.

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.

Feb 20, 12:15 MST
Feb 19, 2026

No incidents reported.

Feb 18, 2026

No incidents reported.

Feb 17, 2026

No incidents reported.

Feb 16, 2026

No incidents reported.