Market Notices

Change Number: CHG0105078

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Consumer Administration and Transfer Solution(CATS)_PreProd
Change Title: Pre-Prod MSATS Maintenance Release for webMethods 11.1 upgrade
Change Start Date & Time: 05/08/2025 13:00:00
Change End Date & Time: 05/08/2025 17:00:00
Outage Start Date & Time: 05/08/2025 13:00:00
Outage End Date & Time: 05/08/2025 17:00:00
Environment: Pre-Production
Participant Impact and Requirements: Users will not be able to access MSATS during the outage period.

Meter data processing and RM reports will not be available during the outage period.

User Rights Management (URM) will continue to operate, however the administration screens will not be accessible.

MSATS B2B/B2M Transactions and B2B MSATS Screens will be unavailable during this outage

NMI Discovery will not be available during the outage period.

CDR and CDP will not be available during the outage period.

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: CHG0104999

Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Cisco IP Phone
Change Title: Telco Outage Notification - Telstra Brisbane Indial (07 3347 XXXX-XXXX)

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

Change Number: CHG0104998

Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Cisco IP Phone
Change Title: Telco Outage Notification - Telstra Norwest Indial (02 8884 5000-5999)

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

Change Number: CHG0105004

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Windows Server
Change Title: Planned system maintenance to the EMMS PreProduction Environment
Change Start Date & Time: 01/08/2025 09:30:00
Change End Date & Time: 01/08/2025 17:30:00
Outage Start Date & Time: 01/08/2025 09:30:00
Outage End Date & Time: 01/08/2025 14:30:00
Environment: Pre-Production
Participant Impact and Requirements: The Pre-Production Electricity Market Management System(EMMS) ,Frequency Performance Payments (FPP) ,Gas Supply Hub (GSH) will be unavailable during the scheduled outage window.

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: CHG0102961

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Planned maintenance to Cisco ISE Servers
Change Start Date & Time: 05/08/2025 10:00:00
Change End Date & Time: 05/08/2025 16:00:00
Outage Start Date & Time: 05/08/2025 10:00:00
Outage End Date & Time: 05/08/2025 16:00:00
Environment: Production
Participant Impact and Requirements: The following impacts are expected to participant connectivity during this planned outage:

IPWAN Participants - No impact is expected

Lan-2-Lan VPN Participants (IPSEC) - No impact is expected

B2B VPN - No impact is expected.

SSL VPN Participants: There may be a delay in authenticating to the SSL VPN however existing connections should not be impacted.

GASHUB: No impact is expected.

Any other expected impacts, in addition to those listed above, will be 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.

The Gas B2B hub servers will be updated to support TLS (Transport Layer Security) 1.3 version. Also the legacy versions 1.0 and 1.1 will be disabled and not be supported going forward. Participants are required to use TLS 1.2 as a minimum protocol to communicate with AEMO, failing to do so will impact the connectivity. An outage is not expected but, there may be some minor interruptions during the change period. Participants are required to make sure the connectivity is intact post change implementation. In case of any issues noticed, please reach out to AEMO Support Hub.

Start Time: 03/08/2025 10:00 AM
End Time: 03/08/2025 14:00 PM

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1040 hrs on 29 July 2025

PRICES ARE NOW CONFIRMED for trading interval 29-Jul-2025 10:15.

In accordance with Market Notice 128391 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1040 hrs on 29 July 2025

PRICES ARE NOW CONFIRMED for trading interval 29-Jul-2025 10:40.

In accordance with Market Notice 128396 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1040 hrs on 29 July 2025

PRICES ARE NOW CONFIRMED for trading interval 29-Jul-2025 10:35.

In accordance with Market Notice 128395 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.