Market Notices

Change Number: CHG0090719
Notification issued to: Market Notice
Notification Type: Initial

Change Type: Normal

Service/ Component: Market Network

Change Title: Change to MarketNet SSL VPN

Change Start Date & Time: 10/07/2024 18:00:21 AEST

Change End Date & Time: 10/07/2024 22:00:21 AEST

Outage Start Date & Time:

Outage End Date & Time:

Environment: Production

Participant Impact and Requirements: A change to the MarketNet SSL VPN connection will take place on the 10th July 2024 between 6pm and 10PM AEST. There will be a 30 minute period during this change where no new VPN Connections will be able to be established.

Post the change window, participants running on an older version of the software may receive a message that the Anyconnect VPN client needs to be updated. This process should be automatic and once done VPN connectivity should be as normal.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.

Change Number: CHG0090718

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Market Network

Change Title: QLD Marketnet Router Replacement

Change Start Date & Time: 10/08/2024 13:00:24 AEST

Change End Date & Time: 10/08/2024 17:00:24 AEST

Outage Start Date & Time:
Outage End Date & Time:

Environment: Production

Participant Impact and Requirements: The following impacts are expected to participant connectivity during this planned outage:

IPWAN Participants - A brief interuption of up to 60 seconds while services are failover from QLD to NSW Datacenter.

Lan-2-Lan VPN Participants (IPSEC) - Up to 2 hour outage for participants who have established their VPN connection/s via the AEMO QLD datacenter termination point (202.44.76.10) only - All L2L connections should be established to both QLD / NSW.

Note: Participants are encouraged to ensure their VPN connections are already established or are configured (as per AEMO best practice) to automatically failover to the alternate AEMO NSW datacenter termination point (202.44.78.10) prior to this scheduled outage.

B2B VPN - No impact is expected.

SSL VPN Participants: None expected as SSL VPN's are hosted on a different device.

GASHUB: No impact is expected as GASHUB will be failed over to the NSW Datacenter.

Other Impacts will have been communicated in advance.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any
planned/unplanned maintenance activities .

Change Number: CHG0090717

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Market Network

Change Title: NSW Marketnet Router Replacement

Change Start Date & Time: 27/07/2024 13:00:06 AEST

Change End Date & Time: 27/07/2024 17:00:06 AEST

Outage Start Date & Time:
Outage End Date & Time:

Environment: Production

Participant Impact and Requirements: The following impacts are expected to participant connectivity during this planned outage:

IPWAN Participants - A brief interuption of up to 60 seconds while services are failover from NSW to QLD Datacenter.

Lan-2-Lan VPN Participants (IPSEC) - Up to 2 hour outage for participants who have established their VPN connection/s via the AEMO NSW datacenter termination point (202.44.78.10) only - All L2L connections should be established to both QLD / NSW.

Note: Participants are encouraged to ensure their VPN connections are already established or are configured (as per AEMO best practice) to automatically failover to the alternate AEMO QLD datacenter termination point (202.44.76.10) prior to this scheduled outage.

B2B VPN - No impact is expected.

SSL VPN Participants: None expected as SSL VPN's are hosted on a different device.

GASHUB: No impact is expected as GASHUB is currently operating out of BNE Datacenter.

Other Impacts will have been communicated in advance.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any
planned/unplanned maintenance activities .

Change Number: CHG0090719
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal

Service/ Component: Market Network
Change Title: Change to MarketNet SSL VPN

Change Start Date & Time: 10/07/2024 18:00:21 AEST
Change End Date & Time: 10/07/2024 22:00:21 AEST
Outage Start Date & Time:
Outage End Date & Time:

Environment: Production

Participant Impact and Requirements: A change to the MarketNet SSL VPN connection will take place on the 10th July 2024 between 6pm and 10PM AEST. There will be a 30 minute period during this change where no new VPN Connections will be able to be established.

Post the change window, participants running on an older version of the software may receive a message that the Anyconnect VPN client needs to be updated. This process should be automatic and once done VPN connectivity should be as normal.

Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any
planned/unplanned maintenance activities.

AEMO ELECTRICITY MARKET NOTICE

From 1 July 2024 AEMO will dispatch R1 and L1 FCAS locally in the SA region during conditions of actual islanding of the SA region.

This follows the end of contracts for Fast Frequency Response (FFR) in the SA region.

The dispatch of R1 and L1 FCAS under these island conditions will not be capped.

These changes are only applicable for conditions of actual SA islanding from the rest of the NEM.

No other changes to the dispatch of R1 and L1 FCAS will be made on this date.

For information on the Fast Frequency Response (FFR) initiative please visit the website at: https://www.aemo.com.au/initiatives/major-programs/fast-frequency-response

Andrew Groom
AEMO Operations

Change Number: CHG0090919

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: Short Term Trading Market (STTM)

Change Title: Maintenance activities to be performed on the Gas Short Term Trading Market Systems Pre-Production.

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

Change Number: CHG0090782

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: Short Term Trading Market

Change Title: Planned Outage for the Gas Short Term Trading Market Systems Production.

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - NSW region - 27/06/2024

At 0845 hrs the Sydney West No.1 330 kV SVC tripped during switching for planned outage of Sydney West No.4 330/132 kV transformer.

AEMO did not instruct load shedding.

AEMO has not been advised of any disconnection of bulk electrical load.

The cause of this non credible contingency event is not known at this stage.


Manager NEM Real Time Operations

Change Number: CHG0090805

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: Identity Service (IDS)

Change Title: Identity Service Site Transfer

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.