Historia awarii Iristel

Dear Iristel Customers, We are currently experiencing a service outage in Yellowknife that could be affecting inbound and outbound calls to and from the area. Our carrier partners have been engaged and we have been advised that their partner carrier has experienced a fiber cable break between Acheson and Edmonton, Alberta. A technician has been dispatched to perform an OTDR test to identify the exact location of the fiber cut. We have yet to confirm whether this is the possible cause of the alarms in Yellowknife. The next update from the carrier is expected at 02:30 ET. At this time, we do not have an ETR yet. Please be assured that we are working closely with our carrier partners to restore services as quickly as possible. We sincerely apologize for the inconvenience and appreciate your patience and understanding. Sincerely, Iristel NOC

Dear Iristel Customers, Our partner carrier advised that the issue has been narrowed down to a suspected fiber cut from their upstream provider. Their technicians have arrived on site and are currently verifying the issue and working to locate the fault. More information to follow. We thank you for your patience and understanding. Should you have any further questions, please kindly call the support team at 1-416-800-4747 or send an email to support@iristel.com.

Dear Iristel Customers, Our partner carrier has advised that their upstream provider's contractors continue to make progress on the repair efforts. They are currently installing replacement fiber cables, and work is proceeding as planned. The ETR provided is July 9 at 2:00 AM. We appreciate your patience and understanding as repairs are completed. Should you have any further questions, please kindly call the support team at 1-416-800-4747 or send an email to support@iristel.com. Sincerely, Iristel NOC

Dear Iristel Customers, Our partner carrier has shared a progress update on the ongoing restoration efforts. The fiber repair contractors have successfully pulled all replacement fiber cables into place. Cable preparation has been completed, and splicing activities are now underway. The repair team is currently working on splicing at three separate locations, and this phase of the restoration is expected to take some time to complete. At this time, a revised ETR has not yet been provided. We will continue to share updates as soon as additional information becomes available. We appreciate your patience and understanding while restoration efforts continue.

Dear Iristel Customers, Our partner carrier has advised that the technicians are currently completing the fibre splicing activities. Service is expected to be restored by 02:00 AM ET, July 10, 2026. We sincerely apologize for the inconvenience and appreciate your patience and understanding. Sincerely, Iristel NOC

Dear Iristel Customers, The re-splicing work has been completed, and all affected services have been fully restored as scheduled. We are closing this advisory. As Iristel operates a redundant network in the region, we did not face any call impact. If you had challenges or continue to see call failures in the region, please contact iristel support team. We thank you for your patience and understanding. Sincerely, Iristel NOC

Dear Iristel Customers, We have been notified by our transit carrier that an ongoing wildfire near Fort Simpson, Northwest Territories, may cause connectivity disruptions to our fiber link affecting Norman Wells and Inuvik (NWT). At this time, the fire poses a potential risk to the infrastructure, but no damage has occurred. All services remain fully operational. We are actively monitoring the situation and will provide updates as new information becomes available. Sincerely, Iristel NOC

Dear Iristel Customers, The fire risk has now subsided, we are closing this advisory.

Dear Iristel Customers, We would like to inform you that we are experiencing connectivity issues towards location Inuvik, NWT. We have reached out to our upstream carrier and they informed us that their switching team is investigating this issue. Impact: Calls in/out in the location may be affected ETR: Not available at this time. We apologize for the inconvenience. we will keep you updated. If you have any questions, please feel free to contact Iristel Support team at 416 800 4747 or support@iristel.com Thank you.

We are continuing to investigate this issue.

Dear Iristel Customers, We are currently observing that the affected circuit has been up since 17:38 EDT. However, we have not yet received an official update or confirmation from our upstream carrier regarding the status of their investigation. We are continuing to monitor the situation closely and are awaiting further information from our upstream carrier. We will provide additional updates as soon as they become available. Thank you.

Dear Iristel Customers, Following a thorough monitoring period, we are confident that all services have been fully restored and remain stable. We are now closing this incident advisory. If you continue to experience any issues, please reach out to the Iristel support team. Thank you for your patience and cooperation. Sincerely, Iristel NOC

Dear Iristel Customers, We are currently experiencing a service outage in NorthWest Territories which will affect calls in/out at the moment. We have reached out to our underlying carrier partners for further investigation. At this moment, we do not have an accurate ETR, but be rest assured that we are working actively to restore services back to normal operation. More information to follow. We thank you for your patience and understanding. Should you have any further questions, please kindly call the support team at 1-416-800-4747 or send an email to support@iristel.com.

Dear Iristel Customer, Please be advised that the underlying carrier has isolated the root cause of the issue and their repair crew is currently enroute to the site. Due to the uncertain scope of the repair, the ETR remains tentative. We will provide further updates as they become available. Should you have any further questions, please kindly call the support team at 1-416-800-4747 or send an email to support@iristel.com. Thank you for your continued patience and understanding.

Dear Iristel Customer, The Iristel network infrastructure team has routed around the issue in Whitehorse. Calls relying on the SS7 network in the region should be operational. We are currently looking at alternate routing options to resolve Yellowknife as well. Sincerely, Iristel NOC

Dear Iristel Customers, Fiber Restoration is still on-going. The underlying carrier repair crews, splicing teams, and required materials have arrived on-site. Excavation work is underway to expose the damaged fibre, and the splicing crews are preparing replacement cables in parallel with ongoing excavation activities. Unfortunately no ETR has been provided. We will keep you posted for any substantial development. Thank you for your patience and understanding. Regards, Iristel NOC

Dear Iristel Customer Team, The Iristel Network Infrastructure Team has also implemented alternative routing to Yellowknife and Inuvik while the fiber break is on-going. We are monitoring active traffic and should restore SS7 network in the region. Thank you. Regards, Iristel NOC

Dear Iristel Customers, We have received an update from the underlying carrier that the fiber restoration is on-going and ETR is 2300H MST tonight. We are closely coordinating with them for update. Thank you. Regards, Iristel NOC

Dear Iristel Customers, We can confirm that all fiber restoration work is now complete and all services have been fully restored. The initial activity began around 20:00 MT and wrapped up by 23:30 MT. Once finalized, traffic was successfully routed back from our alternate path to the primary fiber route. Please contact our support teams if you continue to experience any issues with call completion in the region. Thank you for your patience and cooperation. Sincerely, Iristel NOC

Dear Iristel Customers, Please be advised that we have a connectivity issue in Ste. Agathe QC. Call to and from PSTN in the region may face completion challenges. This is currently under investigation. Start Time : June 4, 2026 12:17AM EST Our sincere apologies for the issue and appreciate your cooperation. Sincerely, Iristel NOC

Dear Iristel Customers, We have been informed that service has been restored and the reported issue appears to be resolved. Resolution Time(approx.): 08:16 AM EST Our team will continue to closely monitor the situation to ensure service stability. If you continue to experience any issues, please contact our Support Team for assistance. Thank you for your patience and understanding. Best Regards, Iristel NOC

Dear Iristel Customers, The issue had been resolved, and all services operating normally. We apologize for any inconvenience this may have caused and thank you for your patience. Sincerely, Iristel NOC

Dear Iristel Customers, Please be advised that we have a connectivity issue in the region of Winnipeg, Manitoba. Call to and from PSTN in the region may face completion challenges. Our senior engineers are investigating the situation. Start Time : May 30 0457H EST Our sincere apologies for the issue and appreciate your cooperation. Sincerely, Iristel NOC

Dear Iristel Customer, We apologized for any inconvenience this incident may have caused especially in the delayed progress on the restoration. Our Senior Enigneers are still working on the case. Rest assured that this have been escalated and communicated to the proper channels to fast track the issue. We will keep you posted for any latest development. Thank you for your patience and understanding. Regards, Iristel NOC

Dear Iristel Customers, Service was restored at 1:30 AM EST on June 1, 2026, after our senior engineers replaced a defective switch in the Winnipeg data center. We kindly request that you re-test the service and feel free to contact us if further assistance is needed. Thank you for your patience and understanding. Best regards, Iristel NOC

Dear Iristel Customers, We are currently experiencing a PSTN connectivity issue affecting the Val-d'Or, QC region. During this time, inbound and outbound calls involving PSTN-dependent carriers may fail. All other regions across Canada are operating normally. Our platform team is actively investigating the issue to restore full service as quickly as possible. We sincerely apologize for the disruption and appreciate your patience. Sincerely, Iristel NOC

Dear Iristel Customers, After a thorough investigation, our Platform Team has determined that the only way to resolve this outage is to perform an on-site device replacement. A replacement device has been sourced and fully configured for the affected location. One of our technicians will begin traveling to the region shortly to complete the replacement activity. The current estimated time for service restoration (ETR) is approximately 08:00 AM EDT tomorrow. We sincerely thank you for your patience and understanding during this time. Sincerely, Iristel NOC

Dear Iristel Customers, Faulty media gateway device has been replaced and services should be working as expected. Restored Time: May 29, 2026 2300H Eastern Time May we request to re-test and feel free to contact us if further assistance is needed. Thank you for your patience and understanding. Regards, Iristel NOC

Dear Iristel Customers, We are experiencing an intermittent PSTN connectivity issue in our Richmond Hill, Ontario data-center. Some calls in the following regions will have intermittent reachability failures. All other regions and systems are active and have normal operations. Richmond Hill, Ontario Unionville, Ontario Thornhill, Ontario Markham, Ontario Newmarket, Ontario Our Platform team is investigating this issue further. We will keep this space updated as we receive additional information. Sincerely, Iristel NOC

Dear Iristel Customers, Our Platform Team has identified that the temperature in the equipment room where our device is located is currently very high. It appears that the air conditioning unit may be turned off or not functioning properly. The site admin is currently working to restore proper cooling in the room. We will provide further updates once the issue has been resolved. Sincerely, Iristel NOC

Dear Iristel Customers, The incident has been restored by cooling down the the Telco room and cleaning of air filters to aide airflow. The equipment affected has been monitored up and is working as expected. Restored Time: 18:10 EDT May 01, 2026 May we request to re-test and contact us if further assistance is needed. Thank you for your patience anmd understanding. Regards, Iristel NOC

Dear Iristel customers, Please be advised that we are currently experiencing an outage in Val d'Or, Quebec. We suspect the cause is a device failure, and unfortunately, PSTN inbound and outbound calls are impacted. All other sites remain operational except for this region. Our engineering teams are sourcing a replacement. ETR is unknown. Issue Start Time: April 03, 2026 at 1500H We will keep you posted as we receive additional information, we appreciate your patience. Regards, Iristel NOC

Dear Iristel Customers, Our equipment went up at 1520H UTC April 04, 2026 and have monitored voice traffic. The action taken is still for confirmation and for the meantime, this will be put under stability monitoring. We may request to re-test and do not hesitate to inform us if problem persists. Thank you for your patience and understanding. Regards, Iristel NOC

Dear Iristel Customers, After a thorough period of monitoring, we are confident with the operational availability in this sector. We are closing this advisory notice. If you face any challenges in this region, please reach out to our support tea. Thank you for your cooperation. Sincerely, Iristel NOC

Dear Iristel Customers, We have monitored inaccessiblity issue to EspressoDID webpage. Incident was resolved during isolation and access have been succesful after. The system is working as expected and if you are still encountering problem, please do not hesitate to contact us. Thank you for patience and understanding. Regards, Iristel NOC

Dear Iristel customers, Please be advised that we faced a temporary issue within our webex platform. This issue was attributed to a transit provider causing a connectivity issue towards our network. Our network infrastructure team has now blacklisted this transit provider which has resolved our issues with webex connectivity. If you continue to face challenges with your webex client, please reach out to our support team. Sincerely, Iristel NOC

Dear Iristel Customers, We observed connectivity issues towards our core network today at 1:30 EST this is the result of a core router swap which caused some issues. We identified the root cause and worked with our platform team and the issue has been resolved. At the moment we observe services are up and if you faced problems kindly re-test to confirm the call completions. Also if you faced issue with reachability, one-way audio or failing termination calls, they should all be working now. If you continue to face challenges, please contact Iristel support/NOC teams. We appreciate your patience and cooperation. Sincerely, Iristel NOC

Dear Iristel customers, We are continuing monitoring the issue. Sincerely, Iristel NOC

Dear Iristel customers, We confirm that the links are up and stable and the issue can be marked resolved. If you face any connectivity/calls or other issues our support/noc team can be of assistance. Sincerely, Iristel NOC

The incident is resolved.

Dear Iristel Customers, Please be advised that we have monitored connectivity issue towards New Brunswick which impacted services in the region. During the investigation, all affected services have returned to normal operation. However, we are still awaiting the root cause of the outage from partner carrier. Rest assured, we will provide further updates as soon as this information becomes available. We sincerely appreciate your patience and understanding during this time. Restoration time - January 17, 2026 05:10:00 PM EST (approximately) Thank you for your continued support. Sincerely, Iristel NOC

Dear Iristel Enterprise customers, We are currently experiencing an issue with our voicemail infrastructure New voicemails are not playable at this moment. All other services remains fully operational. We apologize for the inconvenience and thank you for your understanding. Sincerely, Iristel NOC

Dear Valued Customer, As of 5:30 PM, voicemail services have been restored. We are actively monitoring the system to ensure continued stability. Thank you for your patience and understanding. Sincerely, Iristel NOC

Dear Iristel enterprise customers, After thorough monitoring, we are confident to say that the issue is now resolved. If you continue to face challenges or have other questions, do reach out to our support team. We thank you once again for your support and understanding. Sincerely, Iristel NOC

Dear Iristel Customers, Please be advised that we are currently experiencing PSTN connectivity issue in the region of Fredericton, NB. We are currently investigating this situation internally and with or co-location provider. We will keep this page updated as we receive more information Sincerely, Iristel NOC

Dear Iristel Customers, Please be advised that connectivity has been restored in Fredericton, NB and all impacted services have returned to normal operation. However, we are still awaiting the root cause of the outage from partner carrier. Rest assured, we will provide further updates as soon as this information becomes available. We sincerely appreciate your patience and understanding during this time. Restoration time - December 4, 2025 11:17:11 AM EST (approximately) Thank you for your continued support.

This incident has been resolved.

Dear Iristel Customers, Iristel Maintenance Window – Media Gateway Controller Maintenance – 19 Nov 2025 at 5am EDT Summary: A maintenance window has been scheduled to reboot the cards on our primary and secondary MGW's. Timeline: The affected date: Nov 19 from 5:00 AM EDT to 5:30AM EDT. Downtime Prevention: no downtime is expected as there are 2 redundant controllers. Escalation Contacts: If you notice any complications during this maintenance window or if you have any other requirements related to the exchange/quality of RTP packets, please do not hesitate to contact our IRISTEL's NOC team immediately thru our email: noc@iristel.com or at +1-416-295-0010. We will gladly address any concerns you may have. We at Iristel always strive to have the best possible service and thank you for understanding the need for maintenance events as announced. Thank you, Sincerelly Iristel team

The maintenance has been completed. Thank you.

Dear Iristel Customers, Please be advised that we are currently experiencing Media Gateway disconnection in our Richmond Hill, ON data center. The event will impact call completion towards NPA 905 and 289. Impact symptoms – call drops, disconnections, reachability. Current actions – The issue has been escalated to our local service provider in Richmond Hill, ON. ETR – unavailable. We apologize for the inconvenience and service interruption. We are trying our best to achieve consistent uptime for this sector. Sincerely, Iristel NOC

Dear Iristel Customers, Please be advised that a fix has been implemented around 3:23 PM ET, and the equipment is now back online. Please assist with re-testing. We appreciate your patience and understanding. Regards, Iristel NOC

Dear Iristel Customers, We are now considering this incident resolved. Sincerely, Iristel NOC

Dear Iristel Customers, Please be advised that as of 7:45 AM EDT today, we are currently experiencing a Media Gateway disconnection in our Woodstock, ON site. This event is impacting call completion to and from the PSTN within Woodstock ON, Canada. Impact symptoms: Call drops, disconnections, and reachability issues. Current actions: The issue has been escalated to our platform team and local co-location provider for further investigation. ETR: Unavailable at this time. We sincerely apologize for the inconvenience and service interruption. Our teams are working diligently to restore services and maintain consistent uptime in this sector. Sincerely, Iristel NOC

We are continuing to investigate this issue.

Dear Iristel Customers, We would like to provide an update regarding the service affecting Woodstock, Ontario. Our teams have identified the root cause of the issue, and a replacement Media Gateway is currently en route to the site. Once received, our engineering team will begin the replacement and perform testing to restore services as quickly as possible. We sincerely appreciate your continued patience and understanding. Sincerely, Iristel NOC

Dear Iristel Customers, We have been informed that our engineering team has successfully resolved the issue affecting Woodstock, Ontario. Resolution Time: 4:10 PM ET (October 31, 2025) If you continue to experience any service issues, please reach out to our support team. We appreciate your patience and understanding as we continue to closely monitor the service to ensure stability. Sincerely, Iristel NOC

Dear Iristel Customers, We are now considering this incident resolved. Sincerely, Iristel NOC

Dear Iristel customers, We are currently experiencing an intermittent connectivity issue on our SS7 network. As a result, our remote media gateways are facing difficulties in reaching our core network. Our engineering team is looking into this issue. More information to follow. Sincerely, Iristel NOC

Dear Iristel Customers, Unfortunately, our engineering team continues to investigate this issue as of 13:25 EDT. ETR is not available yet. Sincerely, Iristel NOC

Dear Iristel Customers, The connectivity issue has been cleared by our engineering team as of 14:00 today. If you continue to face challenges, please let our support team know. Sincerely, Iristel NOC

Dear Iristel Customers, We are now considering this incident resolved. Sincerely, Iristel NOC

Dear Iristel customers, Please be advised that we are currently experiencing an outage in Val d'Or, Quebec. We suspect the cause is a device failure, and unfortunately, PSTN inbound and outbound calls are impacted. All other sites remain operational except for this region. Our engineering teams are sourcing a replacement. ETR is unknown. Issue start time - 7/7/25 8:15:43 PM EDT We will keep you posted as we receive additional information, we appreciate your patience. Sincerely, Iristel NOC

Dear Iristel customers, We would like to provide an update regarding the ongoing service outage in Val-d'Or, Quebec. Our teams have identified the root cause as a failed DS3 multiplexor. Unfortunately, the replacement unit is delayed due to a shipping issue. We sincerely apologize for the inconvenience and appreciate your continued patience. Further updates will be shared as soon as more information becomes available. Sincerely, Iristel NOC

Dear Iristel customers, We would like to provide a further update on the service outage affecting Val-d'Or, Quebec. The replacement DS3 multiplexor is en route, and the ETA is 1830h EDT today. Once received, our engineering teams will proceed with the replacement and testing to restore services as quickly as possible. We appreciate your continued patience and will provide confirmation once service has been fully restored. Sincerely, Iristel NOC

Dear Iristel Customers, Greetings, we have been informed that the trouble was fixed by our engineering team. Resolution time: 18:35 EST If you continue to face challenges, please reach out to our support teams. We thank you for your patience and will continue to closely monitor the issue.

This incident has been resolved.