[RESCHEDULED] Urgent Scheduled Maintenance Notification for F5 Distributed Cloud Regional Edge in Multiple locations – Impact: Brief Interruption

Scheduled Maintenance Report for F5

Completed

The scheduled maintenance has been completed.
Posted Dec 05, 2025 - 03:07 UTC

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Dec 04, 2025 - 08:00 UTC

Scheduled

Dear Valued Customers,

We would like to inform you of an Urgent Scheduled maintenance activity that will be performed on the following F5 service:
- F5 Distributed Cloud Regional Edge

Maintenance Window:
Start Time: 04 Dec 2025 08:00 UTC
End Time: 05 Dec 2025 02:00 UTC

Regional Cluster Schedules :
Note on the Regional Cluster Schedule: The start time for each cluster is strictly dependent on the successful completion of the previous one. If a cluster finishes ahead of or behind schedule, the start time for the subsequent clusters will be adjusted accordingly, advancing or delaying the entire subsequent schedule by the same duration.
- Dec 4th 08:00 to Dec 04th 10:00 - Ashburn DC12, B-DAL3, TelAviv, B-Ashburn DC12
- Dec 4th 10:00 to Dec 04th 12:00 - New York, Dallas, Seattle, C-Ashburn DC12
- Dec 4th 12:00 to Dec 04th 14:00 - Tokyo, Melbourne, Jakarta, Hong Kong, San Jose
- Dec 4th 14:00 to Dec 04th 16:00 - Mumbai, Singapore, B-San Jose, B-NewYork
- Dec 4th 16:00 to Dec 04th 18:00 - B-London, Chennai, Osaka, Dubai
- Dec 4th 18:00 to Dec 04th 20:00 - Montreal, Amsterdam, Lisbon, Sydney
- Dec 4th 20:00 to Dec 04th 22:00 - London, Paris(pa4), Stockholm
- Dec 4th 22:00 to Dec 05th 00:00 - Paris(pa2), Frankfurt, Madrid
- Dec 5th 00:00 to Dec 05th 02:00 - Sao Paulo, Toronto, B-Franfurt

Reference: SDCCAB-2509

Projected Impact:
1. Customers who have created hard-coded dependencies for Regional Edge site may encounter a service interruption during this window.
2. Services and applications should remain unaffected and will continue to be served from other Regional Edges within the same region.
3. The tunnel from the Customer Edge (CE) to the Regional Edge (RE) will be unavailable, resulting in delays in propagating user configurations. However, the secondary tunnel will remain operational
Rest assured, Customer Edge (CE) services and applications will not experience any downtime during this maintenance window.

Reason for Maintenance:
This maintenance will apply a critical hotfix designed to improve platform stability and security that includes the latest WAF signature enhancements.

Our Commitment:
We will provide timely updates should there be any changes to the schedule or if unexpected issues arise.

Contact Information:
- Email Support: Reach us at support@cloud.f5.com for any questions or assistance.
- Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931.

We appreciate your cooperation and understanding as we work to improve our services.

Sincerely,
F5 Distributed Cloud
Posted Dec 04, 2025 - 08:00 UTC
This scheduled maintenance affected: North America PoPs (Ashburn (dc12), VA, United States, Ashburn (b-dc12), VA, United States, Ashburn (c-dc12), VA, United States, New York (ny8), NY, United States, San Jose (sv10), CA, United States, San Jose (b-sv10), CA, United States, Seattle, WA, United States, Toronto, Canada, Dallas (dal3), TX, United States, Dallas (b-dal3), TX, United States, Montreal, Canada), South America PoPs (Sao Paulo, Brazil), Europe PoPs (Amsterdam, Netherlands, Frankfurt (fr4), Germany, Frankfurt (b-fr4), Germany, London (tn2), United Kingdom, London (b-tn2), United Kingdom, Paris (pa2), France, Paris (pa4), France, Madrid, Spain, Lisbon, Portugal, Stockholm, Sweden), Asia PoPs (Singapore, Singapore, Tokyo, Japan, Osaka, Japan, Hong Kong, Asia, Mumbai, India, Chennai, India, Jakarta, Indonesia), Oceania PoPs (Sydney, Australia, Melbourne, Australia), and Middle East PoPs (Dubai, United Arab Emirates, Tel Aviv, Israel).