All systems are operational
Scheduled Maintenance
[SEWAN] Technical maintenance - 17.11.2025

Beginning: 17.11.2025 – 11.30 PM

Ending: 18.11.2025 – 02.30 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 short interruption of communications is expected.

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 Team

[SEWAN] Technical maintenance - 19.11.2025

Beginning: 19.11.2025 – 10.00 PM

Ending: 20.11.2025 – 01.00 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 - 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

[SEWAN] Technical maintenance - 26.11.2025 - 28.11.2025

Beginning: 26.11.2025 – 10.00 PM

Ending: 28.11.2025 – 06.00 AM

Impact: max 1h of interruption

Dear customer, dear partner,

 

Eurofiber will perform a large-scale network software update that will improve the performance and future proofing of our network.

Your connection will be interrupted only one time, for 1 hour during this upgrade. If you have a redundant connection, they will ensure that it is not down at the same time as the primary one.

No intervention is needed from your side.

Best regards;

 

SEWAN Technical Team

Past Incidents

Monday 16th November 2020

[SEWAN] Technical maintenance - 16.11.2020, scheduled 4 years ago

Beginning: 16.11.2020 – 11.59 PM

Ending: 17.11.2020 – 02.00 AM

Internal ref: DTCAB-900

Impact: Lost of connectivity for a maximum of 10 consecutive minutes

 

Dear customer, dear partner,

 

Please note that our technical team will perform a maintenance during the night of 16.11.2020 from 11.59 PM to 2.00 AM the next day on routing infrastructure.

 

During this timeframe, part of our telephony and internet access may experience brief disconnections, that should last from 5 to 10 minutes maximum. As consequences, you may receive trunk registration alerts, and lose of DSL connectivity.

 

No intervention is needed from your side.

 

Best regards;

SEWAN Technical Team

Sunday 15th November 2020

No incidents reported

Saturday 14th November 2020

No incidents reported

Friday 13th November 2020

No incidents reported

Thursday 12th November 2020

No incidents reported

Wednesday 11th November 2020

No incidents reported

Tuesday 10th November 2020

No incidents reported

Monday 9th November 2020

No incidents reported

Sunday 8th November 2020

No incidents reported

Saturday 7th November 2020

No incidents reported

Friday 6th November 2020

No incidents reported

Thursday 5th November 2020

No incidents reported

Wednesday 4th November 2020

No incidents reported

Tuesday 3rd November 2020

General communicate service [SEWAN] Unexpected disturbances - 03.11.2020

Beginning: 03.11.2020 – 10.36 AM

Ending: 03.11.2020 – 10.42 AM

Impact: Telephony service unavailable

 

Dear customer, dear partner,

 

Please note that we experienced telephony disturbances today from 10.36AM to 10.42AM. Our technical team has found the reason of the issue on our routing systems, and are currently analysing the logs in order to make sure this unexpected behavior will not occur in the future.

All services are back to normal since 10.42AM today.

 

Best regards;

SEWAN technical team

Monday 2nd November 2020

No incidents reported

Sunday 1st November 2020

No incidents reported