Beginning: 25.06.2026 – 11.00 PM

Ending: 25.06.2026 – 04.00 AM

Impact: Few packet loss and SSL-VPN disconnection while switchover.

Dear Customer, Dear Partner,

Please be informed that our technical team will perform maintenance on firewall cluster 13 and 14.

During the two scheduled nights, you may experience brief packet loss and temporary SSL-VPN disconnections during the switchover.

No action is required on your side.

Thank you for your understanding.

Best regards;

SEWAN Technical Team

Beginning: 27.06.2026 – 09.00 PM

Ending: 28.06.2026 – 09.00 AM

Impact: Registrations and calls not available.

Dear customer, dear partner,

We would like to inform you that we will be performing maintenance operations on our voice platform.

During these migrations, you may experience temporary issues such as:

• Trunk registration problems

• Intermittent call issues or call failures

Our teams will work to minimize the impact and restore full service as quickly as possible.

No intervention is needed from your side.

Best regards;

SEWAN Technical Team