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

Skype for Business Operational

Skype for Business - Voice Operational

Instant Messenger and Presence Operational

Attendant Console Operational

CT Cloud Operational

CT Cloud SIP Operational

CT Cloud Voice Operational

Attendant Console Operational

CT Cloud Fax Operational

Contact Center Operational

Clarity Connect Operational

Five9 Operational

Telax Operational

Microsoft O365/Teams Operational

Microsoft Teams - Direct Routing Operational

Conferencing Operational

CT Cloud Meeting Operational

Adobe Connect Operational

iMeet Operational

ON Demand Audio Conferencing Operational

CallTower Connect Operational

Operational

Degraded Performance

Partial Outage

Major Outage

Maintenance

Past Incidents

Jun 25, 2019

No incidents reported today.

Jun 24, 2019

Intermittent Call Failures - Verizon Outage

Resolved - This incident has been resolved.
Jun 24, 11:51 MDT

Update - A Verizon network issue continues to cause intermittent call failures for both inbound/outbound calls. Customers may experience these symptoms if either party is either directly on the Verizon Network or indirectly transmits traffic across the Verizon Network. A Verizon service interruption may affect other carriers as well, as Verizon is a major internet provider for the United States.

Please contact CallTower Support to report any issues at support@calltower.com or 800-347-5444.
Jun 24, 08:57 MDT

Identified - CallTower Support is investigating reports of customers experiencing intermittent call failures, including inbound and outbound calls. A major Internet outage is currently affecting the eastern coast of the United States. Verizon has acknowledged an issue on their network and as a major Internet provider, Verizon’s network interruption is causing issues across multiple carriers.

CallTower continues to investigate the root-cause of the inbound/outbound call failures. Please contact CallTower Support to report any issues at support@calltower.com or 800-347-5444.
Jun 24, 07:54 MDT

CT SIP: 503 Error for 3CX PBX Trunks

Resolved - CallTower, working with a vendor, has identified the a software bug as the root-cause to the issue. CallTower will continue to work with the hardware vendor to review the bug and implement a permanent resolution. The vendor provided a workaround to restore services that was implemented yesterday afternoon. Reporting customers have responded that services have normalized.

CallTower will work with the vendor to implement a software patch and implement during an appropriate maintenance window.
Jun 24, 09:23 MDT

Update - CallTower continues to research the root-cause of the issue earlier today. Customers who have reported the issue to CallTower Support are confirming the issue is no longer impacting connectivity.

CallTower engineers will continue to monitor and escalate the issue with the associated vendors to ensure full resolution of the issue. An additional update will be provided by Monday, June 24 at 9:00 AM MT.
Jun 23, 20:35 MDT

Update - CallTower engineering has taken some preliminary steps to alleviate impact Please retest and report any additional issues back to CallTower Support.

CallTower engineering has escalated with vendors to review and identify next steps. This issue will remain open as we continue the investigation to ensure full resolution. The next update will be provided as additional information becomes available or by 8:00 PM MT.
Jun 23, 16:56 MDT

Monitoring - CallTower support is continuing to investigate an issue with CT SIP customers who are utilizing their own 3CX PBX. It appears that the error is being caused by an update to the 3CX software customers may have loaded to their 3CX instance on 6/21. At this time CallTower engineering is suggesting customers who are experiencing this issue disable auto updates if configured, and roll back any updates to their 3CX PBX made during the last week.
Jun 23, 16:06 MDT

Investigating - A limited number of CT SIP customers are reporting a 503 error. The issue appears to be isolated to customer on a 3CX platform. CallTower engineering is investigating this issue and will provide further information as it becomes available.

If you believe you are being affected by this error, please contact support@calltower.com or 800-347-5444.
Jun 23, 15:27 MDT

Scheduled Maintenance

Completed - The scheduled maintenance has been completed.
Jun 24, 04:01 MDT

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Jun 23, 21:00 MDT

Scheduled - CT Cloud Voice:
***Possible Impact: Chicago Meta Customers: - Services will be intermittently unavailable for customers during the entire maintenance window while upgrades are performed.
Jun 14, 15:37 MDT

Jun 22, 2019

Scheduled Maintenance

Completed - The scheduled maintenance has been completed.
Jun 22, 04:00 MDT

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Jun 21, 22:00 MDT

Update - Cisco Unified Communications:
***Possible Impact: Cisco - Customers using these platforms may experience brief Connectivity Issues of Connecting & Disconnecting of their clients during the changes. Active calls could experience intermittent drops in audio, or disconnect during the maintenance window time frame.
***Possible Impact: Cisco Jabber - Customers will experience a brief loss in connectivity with their Jabber Client/Services.
***Possible Impact: Cisco Call Manager/Phones - Customer phones will re-register to the next server in the Server list during the MW. Calls in progress 'should' remain up until the call has ended. Phones will most likely re register multiple times.

Skype for Business:
***Possible Impact: Skype for Business - Customers using these platforms may experience brief Connectivity Issues of Connecting & Disconnecting of their clients during the changes. Active calls could experience intermittent drops in audio, or disconnect during the maintenance window time frame.
***Possible Impact: PPS Yealink Phones - Yealink phone models T48S, T46S, T42S and T41S will be affected. Customers will see the phones reboot and log back in during the MW.

Clarity Connect:
***Possible Impact: Clarity Connect - Customers using these platforms may experience brief Connectivity Issues of Connecting & Disconnecting of their clients during the changes.

Calltower Connect:
***Possible Impact: Calltower Connect - Customers using these platforms may experience brief Connectivity Issues of Connecting & Disconnecting of their clients during the changes.

Fax Services:
***Possible Impact: MasterFax - Fax services will be unavailable for a brief time for customers during the MW.
***Possible Impact: CT Cloud Fax- Fax services will be unavailable during portions of the scheduled maintenance window.
Jun 17, 15:08 MDT

Update - We will be undergoing scheduled maintenance during this time.
Jun 14, 15:41 MDT

Scheduled - Cisco Unified Communications:
***Possible Impact: Cisco - Customers using these platforms may experience brief Connectivity Issues of Connecting & Disconnecting of their clients during the changes.
***Possible Impact: Cisco Jabber - Customers will experience a brief loss in connectivity with their Jabber Client/Services.
***Possible Impact: Cisco Call Manager/Phones - Customer phones will re-register to the next server in the Server list during the MW. Calls in progress 'should' remain up until the call has ended. Phones will most likely re register multiple times.

Skype for Business:
***Possible Impact: Skype for Business - Customers using these platforms may experience brief Connectivity Issues of Connecting & Disconnecting of their clients during the changes.
***Possible Impact: PPS Yealink Phones - Yealink phone models T48S, T46S, T42S and T41S will be affected. Customers will see the phones reboot and log back in during the MW.

Clarity Connect:
***Possible Impact: Clarity Connect - Customers using these platforms may experience brief Connectivity Issues of Connecting & Disconnecting of their clients during the changes.

Calltower Connect:
***Possible Impact: Calltower Connect - Customers using these platforms may experience brief Connectivity Issues of Connecting & Disconnecting of their clients during the changes.

Fax Services:
***Possible Impact: MasterFax - Fax services will be unavailable for a brief time for customers during the MW.
***Possible Impact: CT Cloud Fax- Fax services will be unavailable during portions of the scheduled maintenance window.
Jun 14, 15:36 MDT

Jun 20, 2019

No incidents reported.

Jun 19, 2019

No incidents reported.

Jun 18, 2019

No incidents reported.

Jun 17, 2019

No incidents reported.

Jun 16, 2019

No incidents reported.

Jun 15, 2019

No incidents reported.

Jun 14, 2019

No incidents reported.

Jun 13, 2019

No incidents reported.

Jun 12, 2019

No incidents reported.

Jun 11, 2019

No incidents reported.