5G Networks Status Page - Notice history

Change Description: 5GN planned maintenance work (DAY 3) Change Ticket Number: CHN-3053 Change Start Time: 31/07/2022 – 07:00 AM AEST Change End Time: 31/07/2022 – 08:00 PM AEST Expected Impact: No Impact to Data Centre Services - Only restricted building access. Services Affected: Building access including the data centre will be restricted as the medium and high rise lifts will be unavailable and fire stairs will be isolated. Locations Affected: 530 Collins Street - Melbourne Data Centre (MDC) As part of the continuous improvement process, 530 Collins building management(GPT) has scheduled a planned maintenance window to perform a main switchboard ACB(Air Circuit Breakers) replacement work. In order to carry out these works, a number of controlled power blackouts need to be undertaken. This activity has been planned to ensure the highest operational standards are maintained and to minimize the risk of disruption to operational environment. During the maintenance window, the building access including the data centre will be restricted as the medium and high rise lifts will be unavailable and fire stairs will be isolated. Moreover, power to the common areas within the building occupancy such as Bathrooms, lobbies, podiums and parking areas will be impacted. Should you have any questions or concerns regarding this upcoming maintenance, please contact our Change Management team at [email protected] or technical support team via support channel. In the event of an emergency during the maintenance window, building security will grant access. Due to the nature of the work, there may be delays. For any emergency access request, please contact our DC operation team on 03 9616 1300.

Change Description: 5GN planned maintenance work (DAY 2) Change Ticket Number: CHN-3052 Change Start Time: 30/07/2022 – 07:00 AM AEST Change End Time: 30/07/2022 – 08:00 PM AEST Expected Impact: No Impact to Data Centre Services - Only restricted building access. Services Affected: Building access including the data centre will be restricted as the medium and high rise lifts will be unavailable and fire stairs will be isolated. Locations Affected: 530 Collins Street - Melbourne Data Centre (MDC) As part of the continuous improvement process, 530 Collins building management(GPT) has scheduled a planned maintenance window to perform a main switchboard ACB(Air Circuit Breakers) replacement work. In order to carry out these works, a number of controlled power blackouts need to be undertaken. This activity has been planned to ensure the highest operational standards are maintained and to minimize the risk of disruption to operational environment. These blackouts will be undertaken by CitiPower and the following dates and times have been locked in. - Saturday 30th July 2022, 7am for 13 hours - Sunday 31st July 2022, 7am for 13 hours During the maintenance window, the building access including the data centre will be restricted as the medium and high rise lifts will be unavailable and fire stairs will be isolated. Moreover, power to the common areas within the building occupancy such as Bathrooms, lobbies, podiums and parking areas will be impacted. Should you have any questions or concerns regarding this upcoming maintenance, please contact our Change Management team at [email protected] or technical support team via support channel. In the event of an emergency during the maintenance window, building security will grant access. Due to the nature of the work, there may be delays. For any emergency access request, please contact our DC operation team on 03 9616 1300.

Change Description: 5GN planned maintenance work Change Ticket Number: CHN-3125 Change Start Time: 26/07/2022 08:00 AM AEST Change End Time: 26/07/2022 04:00 PM AEST Expected Impact: No Outage Services Affected: Maintenance - Uninterruptible Power Supply (UPS) Locations Affected: Sydney Data Centre (SDC) Change Detail: As part of our ongoing maintenance program, 5G Networks has scheduled a planned change window to perform maintenance work of uninterruptible power supply (UPS). 5G Networks team is undertaking the comprehensive maintenance in order to maintain high operational standards and minimise the risk of disruption. During the change window, all uninterruptible power supplies (UPS) will be operational, and no loss of redundancy to data centre services is expected. 5GN Service Management Centre will monitor the health of services through the change window. Should you have any questions or concerns regarding this upcoming maintenance, please contact our Change Management team at [email protected] or technical support team via support channel.

Change Description: 5GN planned maintenance work Change Ticket Number: CHN-3160 Change Start Time: 22/07/2022 08:00 AM AEST Change End Time: 22/07/2022 04:00 PM AEST Expected Impact: No Outage – Only Low Hazard Condition Services Affected: Maintenance - Uninterruptible Power Supply (UPS) Locations Affected: Brisbane Data Centre (BDC) Change Detail: As part of our ongoing maintenance program, 5G Networks has scheduled a planned change window to perform maintenance work of uninterruptible power supply (UPS). 5G Networks is undertaking the comprehensive maintenance in order to maintain high operational standards and minimise the risk of disruption. As the works will be undertaken one system at a time, they will be performed without disruption to the operational environment by putting the UPS into a bypass, resulting in a reduced redundancy during the scheduled window. 5GN Service Management Centre will monitor the health of services through the change window. Should you have any questions or concerns regarding this upcoming maintenance, please contact our Change Management team at [email protected] or technical support team via support channel.

Change Description: 5GN planned maintenance work (DAY 1) Change Ticket Number: CHN-3051 Change Start Time: 17/07/2022 – 07:00 AM AEST Change End Time: 17/07/2022 – 08:00 PM AEST Expected Impact: No Impact to Data Centre Services - Only restricted building access. Services Affected: Building access including the data centre will be restricted as the medium and high rise lifts will be unavailable and fire stairs will be isolated. Locations Affected: 530 Collins Street - Melbourne Data Centre (MDC) As part of the continuous improvement process, 530 Collins building management(GPT) has scheduled a planned maintenance window to perform a main switchboard ACB(Air Circuit Breakers) replacement work. In order to carry out these works, a number of controlled power blackouts need to be undertaken. This activity has been planned to ensure the highest operational standards are maintained and to minimize the risk of disruption to operational environment. These blackouts will be undertaken by CitiPower and the following dates and times have been locked in. - Sunday 17th July 2022, 7am for 13 hours - Saturday 30th July 2022, 7am for 13 hours - Sunday 31st July 2022, 7am for 13 hours During the maintenance window, the building access including the data centre will be restricted as the medium and high rise lifts will be unavailable and fire stairs will be isolated. Moreover, power to the common areas within the building occupancy such as Bathrooms, lobbies, podiums and parking area will be impacted. Should you have any questions or concerns regarding this upcoming maintenance, please contact our Change Management team at [email protected] or technical support team via support channel. In the event of an emergency during the maintenance window, building security will grant access. Due to the nature of the work, there may be delays. For any emergency access request, please contact our DC operation team on 03 9616 1300.

Change Description: 5GN planned maintenance work Change Ticket Number: CHN-2921 Change Start Time: 25/06/2022 08:00 AM AEST Change End Time: 25/06/2022 02:00 PM AEST Expected Impact: No Impact – Hazard Condition Only Services Affected: Services Connected to the 5GN North Sydney Data Centre (NSDC) Locations Affected: North Sydney Data Centre (NSDC) 5G Networks has scheduled a planned maintenance window to perform generator load testing(Dark Site Test) at North Sydney Data Centre(NSDC) as part of our comprehensive maintenance program. This activity has been planned to ensure the highest operational standards are maintained and to minimize the risk of disruption to your operational environment. This activity includes a controlled shutdown of the incoming utility power to the facility, simulating a utility supply failure to confirm all emergency power systems operate correctly. Whilst site is confirmed to be stable on EPG (Emergency Power Generator) supply, various maintenance inspections will be carried out before returning site back to Utility supply. 5GN Service Management Centre, Facility Management and specialist vendors will monitor the health of services throughout the change window. Should you have any questions or concerns regarding this upcoming maintenance, please contact our Change Management team at [email protected] or technical support team via support channel.