Market Notices

115700MARKET SYSTEMS19/03/2024 02:34:57 PM

CHG0087334 | Production | Brisbane MarketNet Firewall Refresh

Change Number: CHG0087334
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Firewall
Change Title: Brisbane MarketNet Firewall Refresh
Change Start Date & Time: 27/03/2024 22:00:00 AEST
Change End Date & Time: 28/03/2024 02:00:00 AEST
Outage Start Date & Time: 27/03/2024 23:00:00 AEST
Outage End Date & Time: 27/03/2024 23:10:00 AEST
Environment: Production
Participant Impact and Requirements:
The following impacts are expected to participant connectivity during this planned outage:

IPWAN Participants - Nil

Lan-2-Lan VPN Participants (IPSEC) - Up to 6 hours 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 - Up to 30 minutes outage to TNSPs with B2B VPN to AEMO QLD Datacentre if VPN connection is only terminating in QLD only

SSL VPN Participants: Up to 30 minutes outage to TNSPs with B2B VPN to AEMO QLD Datacentre if VPN connection is only terminating in QLD only

Expecting an impact to the below services for approximately 15 minutes from 23:30 AEST:
RTMS UI
WEMDE UI - General Instance
WASM MPI

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 .
115699MARKET SYSTEMS19/03/2024 02:28:33 PM

CHG0086078 | Completed | Production | EMMS Production Bay transfer

Change Number: CHG0086078
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal

Service/Component: Electricity Market Management System
Change Title: EMMS Production Bay transfer

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
115694MARKET SYSTEMS19/03/2024 12:05:43 PM

CHG0078963 | Cancelled | Pre-Production | Annual renewal and update of AEMO's API and WebService server certificate.

Change Number: CHG0078963
Notification issued to: Market Notice

Notification Type: Cancelled
Change Type: Normal

Service/ Component: Market Network
Change Title: Annual renewal and update of AEMO's API and WebService server certificate.

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600
115686MARKET SYSTEMS18/03/2024 01:39:13 PM

CHG0085822 | Pre-Production | Pre-Prod MSATS Lifecycle Maintenance

Change Number: CHG0085822
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Consumer Administration and Transfer Solution(CATS)
Change Title: Pre-Prod MSATS Lifecycle Maintenance
Change Start Date & Time: 19/03/2024 12:00:00 AEST
Change End Date & Time: 19/03/2024 21:00:00 AEST
Outage Start Date & Time: 19/03/2024 12:30:00 AEST
Outage End Date & Time: 19/03/2024 20:00:00 AEST
Environment: Pre-Production
Participant Impact and Requirements: There will be login outages impacting MSATS, OPDMS, NOS, and EMMS Pre-Production web portals. Users are advised to log in before the outage begins and stay logged in. Note that during the MSATS outage, you won't be able to log back in until it's over.
URM outage will occur from 18:00:00 - 18:30:00 AEST, lasting up to 30 minutes. New login sessions into TMM, OPDMS, NOS, or EMMS WebPortal won't be possible during this time, but users already logged in won't be affected.
During the MSATS outage from 12:30:00 - 20:00:00 AEST:
MSATS services like Meter data processing, RM reports, B2B, B2M screen, NMI Discovery, CDR, CDP will be unavailable.
Participant passwords will be retained.
Users logging out or trying to log in during the URM outage can only log in after it's over. Password resets or new account creations during this time will need to be redone.
Plain English constraints won't be available via the EMMS web portal during the URM outage. The redirection menu won't be accessible during the MSATS outage via https://menu.preprod.nemnet.net.au.

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 .
115685MARKET SYSTEMS18/03/2024 12:38:55 PM

CHG0087184 | Pre-Production | Maintenance activities to be performed on the Gas Short Term Trading Market Systems Pre-Production.

Change Number: CHG0087184
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal

Service/ Component: Short Term Trading Market
Change Title: Maintenance activities to be performed on the Gas Short Term Trading Market Systems Pre-Production.
Change Start Date & Time: 21/03/2024 10:00:00 AEST
Change End Date & Time: 21/03/2024 17:00:00 AEST
Outage Start Date & Time: 21/03/2024 10:00:00 AEST
Outage End Date & Time: 21/03/2024 12:00:00 AEST
Environment: Pre-Production
Participant Impact and Requirements: This is a regular procedure to allow routine maintenance. short service outages over the day for STTM services including SWEX and MIS.

Pre-Production Gas Short Term Trading Market (STTM)
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 .
115664MARKET SYSTEMS17/03/2024 12:00:12 PM

CHG0086275 | Completed | Production | eMDM Production Maintenance AKS v1.27 upgrade

Change Number: CHG0086275
Notification issued to: Market Notice

Notification Type: Completed
Change Type: Normal
Service/Component: MDM - Meter Data Management
Change Title: eMDM Production Maintenance AKS v1.27 upgrade

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
115647MARKET SYSTEMS15/03/2024 02:27:56 PM

CHG0086078 | Production | EMMS Production Bay transfer

Change Number: CHG0086078
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal

Service/ Component: Electricity Market Management System
Change Title: EMMS Production Bay transfer
Change Start Date & Time: 18/03/2024 08:00:00 AEST
Change End Date & Time: 20/03/2024 17:30:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production

Participant Impact and Requirements: EMMS Bay transfer is scheduled for 19th March is not expected to have any impact. If any issues are identified because of this maintenance activity, please contact the AEMO Support Hub 1300 236 600.

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
115624POWER SYSTEM EVENTS14/03/2024 11:47:59 PM

Non-credible contingency event - SA region - 14/03/2024

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - SA region - 14/03/2024

At 2307 hrs the Tungkillo - Robertstown No. 1 275 kV Line and the Tungkillo East 275 kV Bus tripped.

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
115623MARKET SYSTEMS14/03/2024 08:33:44 PM

CHG0086023 | Completed | Production | Planned System Maintenance - STTM Production Systems

Change Number: CHG0086023
Notification issued to: Market Notice

Notification Type: Completed
Change Type: Normal

Service/Component: Short Term Trading Market
Change Title: Planned System Maintenance - STTM Production Systems
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
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