All systems are operational
Scheduled Maintenance
[SEWAN] Technical maintenance - 29.10.2025

Beginning: 29.10.2025 – 08.00 PM

Ending: 29.10.2025 – 11.30 PM

Impact: switchover on Sophia Voip plateform

 

Dear customer, dear partner,

 

We would like to inform you that a scheduled maintenance will take place on our Voice infrastructure (Sophia).

During this maintenance window, a switchover will be performed. As a result, a short interruption of communications will occur starting at 08.00PM.

We apologize for any inconvenience this may cause and thank you for your understanding.

No intervention is needed from your side.

 

Best regards;

[SEWAN] Technical maintenance - 29.10.2025

Beginning: 29.10.2025 – 11.00 PM

Ending: 30.10.2025 – 03.00 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 clusters 8.

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 -30.10.2025

Beginning: 30.10.2025 – 11.00 PM

Ending: 31.10.2025 – 03.00 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 6.

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 - 03.11.2025

Beginning: 03.11.2025 – 08.00 PM

Ending: 03.11.2025 – 11.30 PM

Impact: switchover on Sophia Voip plateform

 

Dear customer, dear partner,

 

We would like to inform you that a scheduled maintenance will take place on our Voice infrastructure (Sophia).

During this maintenance window, a switchover will be performed. As a result, a short interruption of communications will occur starting at 08.00PM.

We apologize for any inconvenience this may cause and thank you for your understanding.

No intervention is needed from your side.

 

Best regards;

[SEWAN] Technical maintenance - 12.11.2025

Beginning: 12.11.2025 – 10.00 PM

Ending: 13.11.2025 – 01.00 AM

Impact: switchover on Sophia Voip plateform

 

Dear customer, dear partner,

 

We would like to inform you that a scheduled maintenance will take place on our Voice infrastructure (Sophia).

During this maintenance window, a switchover will be performed. As a result, a short interruption of communications will occur starting at 08.00PM.

We apologize for any inconvenience this may cause and thank you for your understanding.

No intervention is needed from your side.

 

Best regards;

[SEWAN] Technical maintenance - 21.11.2025

Beginning: 21.11.2025 – 00.00 AM

Ending: 21.11.2025 – 05.00 AM

Impact: none

 

Dear customer, dear partner,

 

EUROFIBER will perform a maintenance on our NNI at Leuven.

No impact is expected

No intervention is needed from your side.

Best regards;

 

SEWAN Technical Team

Past Incidents

Monday 14th April 2025

[SEWAN] Technical maintenance - 14.04.2025, scheduled 6 months ago

Beginning: 14.04.2025 – 10.00 PM

Ending: 15.04.2025 – 05.00 AM

 

Impact: 1x call cut during the switchover on Trunk (Sophia)

 

Dear customer, dear partner,

 

To optimize the performance of our infrastructure, we will be carrying out a maintenance operation.

During this timeframe, a call cut is expected due to a switchover.

 

No intervention is needed from your side.

 

 

Best regards;

 

 

SEWAN Technical Team

Thursday 10th April 2025

Sophia [SEWAN] Unexpected disturbances - 10.04.2025

Beginning: 10.04.2025 – 09.00 AM Ending : 10.04.2025 - 5.00 PM

Impact: Mobile line order is not possible

 

Dear customer, dear partner,

  Since this morning we've been experiencing issue for ordering a mobile line.

Our teams are working to fix the problem.

 

We apologize for any inconvenience. ...............................

 

Best regards;

SEWAN technical team

Wednesday 9th April 2025

No incidents reported

Tuesday 8th April 2025

No incidents reported

Monday 7th April 2025

No incidents reported

Sunday 6th April 2025

No incidents reported

Saturday 5th April 2025

No incidents reported

Friday 4th April 2025

No incidents reported

Thursday 3rd April 2025

No incidents reported

Wednesday 2nd April 2025

No incidents reported

Tuesday 1st April 2025

General communicate service [SEWAN] Unexpected disturbances - 01.04.2025

Beginning: 01.04.2025– 11.02 AM

Ending: 01.04.2025– 11.25 AM

Impact: dialing delay, quality issue

 

Dear customer, dear partner,

At 11:02 AM, we encountered a problem on one of our OIT/BIT. Voice traffic switched automatically to another server, but caused some dialing delays and quality problems on ongoing calls. At 11:25AM, services were fully restored.

 

we apologize for the inconvenience.

   

Best regards;

SEWAN technical team

Monday 31st March 2025

No incidents reported

Sunday 30th March 2025

No incidents reported

Saturday 29th March 2025

No incidents reported

Friday 28th March 2025

No incidents reported

Thursday 27th March 2025

No incidents reported