Scheduled Maintenance

Scheduled for Jul 17, 22:00 MDT - Jul 18, 04:00 MDT

Scheduled

PSTN / Global SIP (Sansay Infrastructure):
- Moving Sansay’s from old HK2 Rack to new HK2 Rack.

***Possible Impact: Active calls on the Hong Kong Sansay will be terminated when the maintenance begins. For any customers with functional redundancy from the Hong Kong Sansay to another CallTower datacenter will be able to make and receive new calls via the redundant datacenter during the maintenance window.

Outage: Yes

PSTN / Global SIP (Sansay Infrastructure):
- LAX Border Router Software Updates

***Possible Impact: Sansay customer calls may intermittently drop while updates are being performed and traffic is rerouted.

Outage: No

Cisco:
- Security Update Expressway Clusters for CUCM

***Possible Impact: *Cisco Jabber/ MRA Phones, Users will experience a connectivity loss with their Jabber Client/Services and/or MRA Edge connection Phones.

Outage: Yes

Legacy OneStream Customers:
- car1ff reload/Licensing update.

***Possible Impact: All legacy OneStream voice services will be down for a few minutes while the device is being reloaded.

Outage: Yes

Posted Jul 10, 2026 - 10:03 MDT

This scheduled maintenance affects: Cisco Unified Communications (Cisco Voice, Cisco Jabber) and Global SIP Trunk.