Some systems are experiencing issues
Scheduled Maintenance
[SEWAN] Technical maintenance - 25.02.2026

Beginning: 25.02.2026 – 12.00 AM

Ending: 25.02.2026 – 1.00 PM

 

Impact: Cloud firewall cluster 7 console not reachable

 

Dear Customer, Dear Partner,

 

Please be informed that our technical team will carry out maintenance on the firewall GUI (cluster 7).

During this maintenance window, the management console will not be accessible. No impact on production services is expected.

Thank you for your understanding.

 

Best regards,

SEWAN Technical Team

[SEWAN] Technical maintenance - 25.02.2026

Beginning: 25.02.2026 – 06.00 PM

Ending: 25.02.2026 – 09.00 PM

 

Impact: none  

Dear Customer, Dear Partner,

 

Please be informed that our technical team will perform a maintenance on our VOIP infrastructure.

 

No service disruption is expected during this maintenance window.

 

Best regards,

SEWAN Technical Team

[SEWAN] Technical maintenance - 02.03.2026

Beginning: 02.03.2026 – 10.00 PM

Ending: 03.03.2026 – 06.00 AM

 

Impact: Two short service interruptions of a few minutes affecting Network, VoIP and Hosting services during switchover.

 

Dear Customer, Dear Partner,

 

Please be informed that our technical team will perform an upgrade on two network core devices.

 

During the scheduled maintenance window, you may experience two short service interruptions lasting a few minutes during service failover between our two datacenters. This may temporarily affect firewall cloud, Sophia VOIP telephony and hosting services.

 

No action is required on your side.

 

Best regards,

SEWAN Technical Team

[SEWAN] Technical maintenance - 04.03.2026

Beginning: 04.03.2026 – 11.00 PM

Ending: 05.03.2026 – 02.00 AM

 

Impact: a few calls cut during VM migration (~5min)

 

Dear Customer, Dear Partner,

 

Please be informed that our technical team will perform a maintenance on our VOIP infrastructure.

 

During this maintenance window, we will be performing virtual machine migrations as part of our ongoing infrastructure optimization.

A few calls may be briefly interrupted (approximately 5 minutes)

We are taking all necessary measures to minimize the impact and duration of any disruption.

No action is required on your side.

 

Best regards,

SEWAN Technical Team

[SEWAN] Technical maintenance - 05.03.2026

Beginning: 05.03.2026 – 06.00 AM

Ending: 05.03.2026 – 06.30 AM

 

Impact: PPPOE session restart - brief service interruption

 

Dear Customer, Dear Partner,

 

PlPlease be informed that our technical team will perform a maintenance on our VDSL/FTTH infrastructure.

 

During this maintenance window, we will perform a configuration update as part of our ongoing network optimization.

Active PPPoE sessions will be restarted, which may result in a brief service interruption.

We are taking all necessary measures to minimize the impact and duration of any disruption.

No action is required on your side.

 

Best regards,

SEWAN Technical Team

Past Incidents

Wednesday 2nd December 2020

[SEWAN] Technical maintenance - 02.11.2020, scheduled 5 years ago

Beginning: 02.12.2020 – 11.59 PM

Ending: 03.12.2020 – 04.00 AM

Internal ref: DTCAB-1464

Impact: None

 

Dear customer, dear partner,

 

Please note that our technical team will perform a maintenance during the night of the 02.12.2020 from 11.59 PM to 4.00 AM the next day in order to optimize our BGP configuration over SEWAN group.

 

During this timeframe, no impacts are foreseen. You may experience brief disruptions in IP connectivity on our overall services, which should not be noticeable by customers.

 

No intervention is needed from your side.

 

Best regards;

SEWAN Technical Team

Saturday 28th November 2020

No incidents reported

Friday 27th November 2020

Porting of fixed DIDs [SEWAN] Unexpected disturbances - 27.11.2020

** UPDATE ** Since 2.30PM today, CRDC confirm that their problem was solded.

 

Best regards;

SEWAN technical team


Beginning: 27.11.2020 – 12.50 AM

Ending: unknown

Impact: Manual porting unavailable

 

Dear customer, dear partner,

 

Please note that since 12.50 AM today, CRDC experiences a connectivity issue which avoid us to manually execute a porting request.

To our current understanding, this impact all belgian carriers.  

Our automatic porting portal remains nevertheless 100% operational.

A ticket has been open toward CRDC to resolve this situation ASAP.

 

Best regards;

SEWAN technical team

Thursday 26th November 2020

No incidents reported

Wednesday 25th November 2020

No incidents reported

Tuesday 24th November 2020

No incidents reported

Monday 23rd November 2020

No incidents reported

Sunday 22nd November 2020

No incidents reported

Saturday 21st November 2020

No incidents reported

Friday 20th November 2020

No incidents reported

Thursday 19th November 2020

No incidents reported

Wednesday 18th November 2020

No incidents reported

Tuesday 17th November 2020

No incidents reported

Monday 16th November 2020

No incidents reported

Sunday 15th November 2020

No incidents reported

Saturday 14th November 2020

No incidents reported