Intermittent call failures in the Richmond Hill area, ON (equipment room overheating) / Échecs d'appels intermittents dans le secteur de Richmond Hill, Ont. (surchauffe de la salle d'équipement)

Update timeline

1. investigating May 01, 2026, 05:50 PM UTC

   Some PSTN calls in Richmond Hill, Unionville, Thornhill, Markham and Newmarket, ON fail intermittently. The problem is in our Richmond Hill data centre. All other regions and systems are working normally. Our engineers are investigating. --- Certains appels RTPC à Richmond Hill, Unionville, Thornhill, Markham et Newmarket (Ontario) échouent par intermittence. Le problème se situe dans notre centre de données de Richmond Hill. Toutes les autres régions et tous les autres systèmes fonctionnent normalement. Nos ingénieurs enquêtent.

2. investigating May 01, 2026, 05:50 PM UTC

   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

3. identified May 01, 2026, 09:19 PM UTC

   Our engineers have found that the equipment room where our device sits is very hot. The air conditioning may be off or not working properly. The site manager is working to restore cooling. --- Nos ingénieurs ont constaté que la salle d'équipement où se trouve notre appareil est très chaude. La climatisation est peut-être arrêtée ou défectueuse. Le gestionnaire du site travaille au rétablissement du refroidissement.

4. identified May 01, 2026, 09:19 PM UTC

   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

5. monitoring May 01, 2026, 11:25 PM UTC

   Fri, 01 May 2026 17:50:00 +0000: Some PSTN calls in Richmond Hill, Unionville, Thornhill, Markham and Newmarket, ON fail intermittently. The problem is in our Richmond Hill data centre. All other regions and systems are working normally. Our engineers are investigating. Certains appels RTPC à Richmond Hill, Unionville, Thornhill, Markham et Newmarket (Ontario) échouent par intermittence. Le problème se situe dans notre centre de données de Richmond Hill. Toutes les autres régions et tous les autres systèmes fonctionnent normalement. Nos ingénieurs enquêtent. [Identified] Fri, 01 May 2026 21:19:00 +0000: Our engineers have found that the equipment room where our device sits is very hot. The air conditioning may be off or not working properly. The site manager is working to restore cooling. Nos ingénieurs ont constaté que la salle d'équipement où se trouve notre appareil est très chaude. La climatisation est peut-être arrêtée ou défectueuse. Le gestionnaire du site travaille au rétablissement du refroidissement. [Fixed] Fri, 01 May 2026 23:25:00 +0000: Resolved. The room was cooled down and the air filters were cleaned to improve airflow. The affected equipment is working normally. Please test your calls again. Start: 17:50 UTC on May 1, 2026 (first report) End: 22:10 UTC on May 1, 2026 Cause: overheating in the equipment room at our Richmond Hill data centre, after a cooling failure We apologize for the disruption. Résolu. La salle a été refroidie et les filtres à air ont été nettoyés pour améliorer la circulation d'air. L'équipement touché fonctionne normalement. Veuillez tester vos appels de nouveau. Début : 17 h 50 UTC le 1er mai 2026 (premier avis) Fin : 22 h 10 UTC le 1er mai 2026 Cause : une surchauffe de la salle d'équipement de notre centre de données de Richmond Hill, à la suite d'une panne de refroidissement Nous sommes désolés des inconvénients causés.

6. resolved May 01, 2026, 11:25 PM UTC

   Resolved. The room was cooled down and the air filters were cleaned to improve airflow. The affected equipment is working normally. Please test your calls again. - Start: 17:50 UTC on May 1, 2026 (first report) - End: 22:10 UTC on May 1, 2026 - Cause: overheating in the equipment room at our Richmond Hill data centre, after a cooling failure We apologize for the disruption. --- Résolu. La salle a été refroidie et les filtres à air ont été nettoyés pour améliorer la circulation d'air. L'équipement touché fonctionne normalement. Veuillez tester vos appels de nouveau. - Début : 17 h 50 UTC le 1er mai 2026 (premier avis) - Fin : 22 h 10 UTC le 1er mai 2026 - Cause : une surchauffe de la salle d'équipement de notre centre de données de Richmond Hill, à la suite d'une panne de refroidissement Nous sommes désolés des inconvénients causés.

7. resolved May 01, 2026, 11:25 PM UTC

   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