All systems are operational
Scheduled Maintenance
[SEWAN] Technical maintenance - 15.04.2026

Beginning: 15.04.2026 – 10.00 PM

Ending: 16.04.2026 – 09.00 AM

 

Impact: none  

Dear customer, dear partner,

Please note that our technical team will perform a security update on our V2 infrastructure.  

During this period, no impact is expected.  

No intervention is needed from your side.

 

Best regards;

SEWAN Technical Team

[SEWAN] Technical maintenance - 15.04.2026

Beginning: 15.04.2026 – 10.00 PM

Ending: 15.04.2026 – 00.00 AM

 

Impact: none  

Dear customer, dear partner,

Please note that our technical team will perform maintenance on our backbone.  

During this period, no impact is expected.  

No intervention is needed from your side.

 

Best regards;

SEWAN Technical Team

[SEWAN] Technical maintenance - 21.04.2026

Beginning: 21.04.2026 – 11.00 PM

Ending: 22.04.2026 – 02.00 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 3.

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

[SEWAN] Technical maintenance - 22.04.2026

Beginning: 22.04.2026 – 09.00 PM

Ending: 22.04.2026 – 11.00 PM

 

Impact: - VOIP plateforms and Porting Tool GUI will be not available for 5 minutes

 

Dear customer, dear partner,

Please note that our technical team will perform a maintenance on our infra.

 

During this period, the GUIs of our various VoIP platforms may be unavailable for up to 5 minutes. No impact on call services is expected.  

No intervention is needed from your side.

 

Best regards;

SEWAN Technical Team

Past Incidents

Thursday 2nd April 2026

[SEWAN] Technical maintenance - 02.04.2026, scheduled 1 week ago

Beginning: 02.04.2026– 09.00 PM

Ending: 02.04.2026– 11.30 PM

Impact: none

 

Dear customer, dear partner,

 

Please note that our technical team will perform a maintenance on our Hosted Telephony voip plateform (Sophia).

 

During this timeframe, no impact is expected.

 

No intervention is needed from your side.

 

Best regards;

SEWAN Technical Team

Wednesday 1st April 2026

No incidents reported

Tuesday 31st March 2026

No incidents reported

Monday 30th March 2026

No incidents reported

Sunday 29th March 2026

No incidents reported

Saturday 28th March 2026

No incidents reported

Friday 27th March 2026

No incidents reported

Thursday 26th March 2026

No incidents reported

Wednesday 25th March 2026

[SEWAN] Technical maintenance - 25.03.2026, scheduled 3 weeks ago

Beginning: 25.03.2026 – 09.00 AM

Ending: 25.03.2026 – 05.00 PM

Impact: backup/restore not available

 

Dear customer, dear partner,

 

Please note that our technical team will perform an upgrade of Veeam to v.13

 

During this timeframe, backups and restores will not be available.

 

No intervention is needed from your side.

 

Best regards;

SEWAN Technical Team

General communicate service [SEWAN] Unexpected disturbances - 25.03.2026

Beginning: 25.03.2026 – 08.30 AM

Ending : 25.03.2026 – 09.00 AM

Impact: outbound calls issue

 

Dear customer, dear partner,

Since this morning, we have been experiencing issues affecting outbound calls.

Our engineering team is currently investigating the situation and working to resolve it as quickly as possible. We will keep you informed as soon as we have more information or once the issue is resolved.

Thank you for your understanding.

 

Best regards;

SEWAN technical team

Tuesday 24th March 2026

[SEWAN] Technical maintenance - 24.03.2026, scheduled 3 weeks ago

Beginning: 24.03.2026 – 10.00 PM

Ending: 24.03.2026 – 11.00 PM

Impact: dropped calls - SBCNG GUI not available for 5 minutes

 

Dear customer, dear partner,

 

Please note that our technical team will perform a maintenance on our infra.

 

During this timeframe, the SBCNG GUI may be unavailable for up to 5 minutes. Any calls in progress before 8:00 p.m. could be dropped.  

No intervention is needed from your side.

 

Best regards;

SEWAN Technical Team

Monday 23rd March 2026

No incidents reported

Sunday 22nd March 2026

No incidents reported

Saturday 21st March 2026

No incidents reported

Friday 20th March 2026

No incidents reported

Thursday 19th March 2026

[SEWAN] Technical maintenance - 19.03.2026, scheduled 3 weeks ago

Beginning: 19.03.2026 – 00.00 AM

Ending: 19.03.2026 – 02.00 AM

Impact: SMS/VOICE disruption

 

Dear customer, dear partner,

 

To further improve its network, Proximus will carry out a planned maintenance on March 19, 2026, between 00:00 and 02:00 AM. During this maintenance window, mobile voice and SMS services may be temporarily disrupted, and users could experience issues such as call interruptions or delays in SMS delivery.

   

No intervention is needed from your side.

 

Best regards;

SEWAN Technical Team

Wednesday 18th March 2026

No incidents reported