Stream Networks

Dear Customers, Our upstream supplier has told us about the planned maintenance below. We don't expect any downtime for our customers, but we're letting you know because services will be at risk during the maintenance window. Maintenance window Thursday 3 December 2026, 22:00 to Friday 4 December 2026, 05:00 (GMT) Location 6 Greenwich View Place, London Reason for maintenance Engineers will carry out migration work because the site at 6 Greenwich View Place is closing. No action is needed on your part. If you have any questions or notice any issues after the maintenance window, please contact our support team. Kind regards, Stream Networks Ltd

Dear Customers, Our upstream supplier has told us about the planned maintenance below. We don't expect any downtime for our customers, but we're letting you know because services will be at risk during the maintenance window. Maintenance window Thursday 19 November 2026, 22:00 to Friday 20 November 2026, 05:00 (GMT) Location 6 Greenwich View Place, London Reason for maintenance The current site at 6 Greenwich View Place is closing. All traffic will initially be rerouted through the new site at Cloud House (LHR19). No action is needed on your part. If you have any questions or notice any issues after the maintenance window, please contact our support team. Kind Regards, Stream Networks Ltd

Dear Customer, We will be carrying out scheduled BGP maintenance on our core routers as part of our ongoing core network upgrade programme. During the maintenance window, customers using broadband and MPLS services may experience a brief interruption to connectivity while BGP reconverge. We expect the interruption to last no longer than 15 minutes. Maintenance Window Start: Tuesday 17th November 2026 – 20:00 End: Wednesday 18th November 2026 – 01:00 Whilst it is important for Stream Networks to carry out maintenance such as this to ensure the ongoing performance, resilience and reliability of our network, we will do everything possible to minimise disruption. We appreciate your patience and apologise for any inconvenience this may cause. Kind regards, Stream Networks Ltd

Dear Customers, Please be advised that we will be rebooting the Voicelogic PBX platform on Thursday 29 October 2026 at 20:00 UK time (GMT). This maintenance will result in a temporary outage affecting your telephony services. We anticipate the outage will last no longer than 15 minutes, although this may be extended if any issues arise. We apologise for any inconvenience this may cause and thank you for your understanding. Kind regards, Stream Networks Ltd

Dear Customer, We will be carrying out scheduled BGP maintenance on our core routers as part of our ongoing core network upgrade programme. During the maintenance window, customers using broadband services may experience a brief interruption to connectivity while BGP reconverge. We expect the interruption to last no longer than 15 minutes. Maintenance Window Start: Wednesday 28th October 2026 – 20:00 End: Thursday 29th October 2026 – 01:00 Whilst it is important for Stream Networks to carry out maintenance such as this to ensure the ongoing performance, resilience and reliability of our network, we will do everything possible to minimise disruption. We appreciate your patience and apologise for any inconvenience this may cause. Kind regards, Stream Networks Ltd

Dear Customers, Please see the below planned maintenance impacting Core Network between Ash and Telehouse North Data Centres. Start 23rd October 2026 at 00:01 UK Local Time End 23rd October 2026 at 10:01 UK Local Time Reason for Work: A core third-party provider will be installing a new section of cable to resolve an issue that has been contributing to network degradation. Network Resilience: While our core network architecture is designed for resilience and diversity, during this maintenance period, there will be reduced resiliency during this timeframe. Kind Regards, Stream Networks Ltd

Dear Customer, We will be carrying out scheduled BGP maintenance on our core routers as part of our ongoing core network upgrade programme. During the maintenance window, customers using broadband services may experience a brief interruption to connectivity while BGP reconverge. We expect the interruption to last no longer than 15 minutes. Maintenance Window Start: Wednesday 14th October 2026 – 20:00 End: Thursday 15th October 2026 – 01:00 Whilst it is important for Stream Networks to carry out maintenance such as this to ensure the ongoing performance, resilience and reliability of our network, we will do everything possible to minimise disruption. We appreciate your patience and apologise for any inconvenience this may cause. Kind regards, Stream Networks Ltd

Dear Customer, We will be carrying out scheduled maintenance on our core switching infrastructure as part of our ongoing core network upgrade programme. We do not expect any interruption to services during this maintenance. Maintenance Window Start: Monday 5th October 2026 – 21:00 End: Monday 5th October 2026 – 22:00 Whilst it is important for Stream Networks to carry out maintenance such as this to ensure the ongoing performance, resilience and reliability of our network, we will do everything possible to minimise disruption. We appreciate your patience and apologise for any inconvenience this may cause. Kind regards, Stream Networks Ltd

Dear Customer, We will be carrying out scheduled BGP maintenance on our core routers as part of our ongoing core network upgrade programme. During the maintenance window, customers using broadband services may experience a brief interruption to connectivity while BGP reconverge. We expect the interruption to last no longer than 15 minutes. Maintenance Window Start: Tuesday 8th September 2026 – 21:00 End: Wednesday 9th September 2026 – 02:00 Whilst it is important for Stream Networks to carry out maintenance such as this to ensure the ongoing performance, resilience and reliability of our network, we will do everything possible to minimise disruption. We appreciate your patience and apologise for any inconvenience this may cause. Kind regards, Stream Networks Ltd