Market Notices

Change Number: CHG0089027
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MDM - Meter Data Management
Change Title: Pre-Prod eMDM May Maintenance Release
Change Start Date & Time: 29/04/2024 13:00:00 AEST
Change End Date & Time: 29/04/2024 17:00:00 AEST
Outage Start Date & Time: 29/02/2024 13:00:00 AEST
Outage End Date & Time: 29/02/2024 15:00:00 AEST
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 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 .

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - QLD region - 24/04/2024

At 0855 hrs the Ross - Guybal Munjan 8916 275 kV line tripped at the Guybal Munjan end only.

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 has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.


Manager NEM Real Time Operations

The change will impact participants logging into the web portal for MSATS, OPDMS, NOS and EMMS. AEMO recommends users who need to use these AEMO services, login prior to the start of the outage and remain logged in.

A URM outage will occur between 11:15:00 - 11:45:00 AEST and have an expected outage duration of upto 20 minutes. During this time users will not be able to have new login sessions into TMM, OPDMS, NOS or EMMS WebPortal. Users who are already logged in will not be impacted.
An MSATS outage will occur from 10:00:00 - 16:00:00 AEST.

Participants should be aware that:
o MSATS, Meter data processing, RM reports, B2B, B2M screen, NMI Discovery, CDR, CDP will not be available
o Production participant passwords will be retained
o Users that log out and users that try to log in once the URM outage has commenced will only be able to log in after URM outage is complete. Users that are already logged in before the outage will not be impacted
o MSATS and NOS Server FTP sessions will be disabled during the outage - Wholesale MMS FTP will still be available
o Plain English constraints will not be available during the URM outage timeframe via the EMMS web portal
o The redirection menu will be unavailable - https://menu.prod.nemnet.net.au

Report any impacts to the Support Hub -1300 236 600

Change Number: CHG0088931
Notification issued to: Market Notice
Notification Type: Initial

Change Type: Normal
Service/ Component: EMS NEM - Network Outage Scheduler (NOS)
Change Title: Planned System Maintenance activity.

Change Start Date & Time: 29/04/2024 11:00:00 AEST
Change End Date & Time: 29/04/2024 12:00:00 AEST
Outage Start Date & Time: 29/04/2024 11:00:00 AEST
Outage End Date & Time: 29/04/2024 12:00:00 AEST

Environment: Production
Participant Impact and Requirements: Network Outage Schedular (NOS) will be out of service during the maintenance activity. Please log off from NOS website during the outage. Users will have to log back in once the outage is completed. Please contact your NOS admin or AEMO support hub if your NOS account has been locked out after this change.

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.

Non-credible contingency event - VIC region - 23/04/2024

At 1056 hrs the MOPS 11 Gen TX 2 Bus 500kV CB and the Dundonnell WF 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 has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.

AEMO will not reclassify this event as a credible contingency event.


Manager NEM Real Time Operations

Change Number: CHG0088831

Notification issued to: Market Notice
Notification Type: Completed

Change Type: Normal

Service/Component: Identity Service (IDS)

Change Title: Identity Service Config Update in Production.

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

Change Number: CHG0088138

Notification issued to: Market Notice
Notification Type: Completed

Change Type: Normal

Service/Component: Firewall
Change Title: Brisbane MarketNet Firewall Refresh

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

Change Number: CHG0088121

Notification issued to: Market Notice
Notification Type: Completed

Change Type: Normal

Service/Component: MSATS - Consumer Administration and Transfer Solution(CATS)
Change Title: Production MSATS Lifecycle Maintenance

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

Change Number: CHG0088386
Notification issued to: Market Notice
Notification Type: Initial

Change Type: Normal
Service/ Component: Internet Access
Change Title: QLD Internet Router Refresh

Change Start Date & Time: 04/05/2024 09:00:01 AEST
Change End Date & Time: 04/05/2024 14:00:01 AEST
Outage Start Date & Time: 04/05/2024 09:30:32 AEST
Outage End Date & Time: 04/05/2024 12:30:32 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 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 - Up to 2 hour outage to TNSPs with B2B VPN to AEMO QLD Datacentre if VPN connection is only terminating in QLD only

SSL VPN Participants: None expected as DNS entry will be updated to remove QLD IP.

GASHUB: No impact is expected as GASHUB is currently operating out of NOR 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 .