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CHG0065283: Telco Outage Notification - BNE Datacenter Telstra Internet Service (Telstra ref: 3440982)
Change Number: CHG0065283
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Internet
Change Title: Telco Outage Notification - BNE Datacenter Telstra Internet Service (Telstra ref: 3440982)
Change Start Date & Time: 14/07/2021 20:00:00 AEST
Change End Date & Time: 15/07/2021 07:00:00 AEST
Outage Start Date & Time: 15/07/2021 00:00:00 AEST
Outage End Date & Time: 15/07/2021 06:00:00 AEST
Change Description:
Planned Telecommunications Maintenance Affecting the AEMO QLD Data Centre Internet Access Point.
Environment: Production
Participant Impact and Requirements:
External/Market
The following impacts are expected to participant connectivity during this planned outage:
IPWAN Participants - Nil
Lan-2-Lan VPN Participants - Up to 1 x 2.5 hours to participants who have established their VPN connection/s via the AEMO QLD datacenter termination point (202.44.76.10)
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.
SSL VPN Participants: SSLVPN users may experience an outage as services are moved to the alternate AEMO VPN access point.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
CHG0065290: Cisco ACS to ISE Migration project - Brisbane Marketnet POP Router RADIUS Server Change
Change Number: CHG0065290
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Market VPN
Change Title: **P2110** Cisco ACS to ISE Migration project - Brisbane Marketnet POP Router RADIUS Server Change
Change Start Date & Time: 08/07/2021 09:00:00 AEST
Change End Date & Time: 08/07/2021 14:00:00 AEST
Change Description:
AEMO will be performing maintenance on the MarkNet VPN infrastructure in Brisbane.
This maintenance has the potential to impact users who connecto to AEMO MarketNet using the remote access (varible) VPN only.
This change will NOT impact organisations who access AEMO MarketNet via L2L / Site to Site VPN or IPWAN.
Environment: Production
Participant Impact and Requirements:
No impact or outage is expected, however please report any problems conencting your cisco anyconnect VPN client to the AEMO support hub.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
[EventId:202107080930_NRM_QLD1_NSW1_stopped] NEGRES CONSTRAINT NRM_QLD1_NSW1 ceased operating from 08 July 2021 09:30
Issued by Australian Energy Market Operator Ltd at 0930 hrs on 8 July 2021
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 8 July 2021.
Refer to market notice: 87954
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the QLD to NSW directional interconnector.
The negative residue constraint NRM_QLD1_NSW1 ceased operating at 0930 hrs on 8 July 2021.
This is an AEMO autogenerated Market Notice.
Basslink control system modifications on Wednesday 14 July 2021
Basslink Pty Ltd have scheduled a modification to its control systems on Wednesday 14 July 2021.
This change may increase Basslink flow reversal times by several minutes.
Manager Congestion and Grid Modelling
AEMO Operations
NON-CONFORMANCE Region NSW1 Thursday, 8 July 2021
NON-CONFORMANCE NSW1 Region Thursday, 8 July 2021
AEMO declared a schedule generating unit non-conforming
Unit: DARLSF1
Duration: 08/07/2021 09:00 to 08/07/2021 09:05
Amount: 31 MW
Constraint: NC-N_DARLSF1
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202107080840_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 08 July 2021 08:40
Issued by Australian Energy Market Operator Ltd at 0840 hrs on 8 July 2021
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 8 July 2021.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.
The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 0840 hrs on 8 July 2021.
This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
NON-CONFORMANCE Region NSW1 Thursday, 8 July 2021
NON-CONFORMANCE NSW1 Region Thursday, 8 July 2021
AEMO declared a schedule generating unit non-conforming
Unit: VP6
Duration: 08/07/2021 04:55 to 08/07/2021 05:05
Amount: 20 MW
Constraint: NC-N_VP6
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - Intervention dispatch intervals - Direction SA region - 07/07/2021
Cancellation - AEMO Intervention Event - Intervention dispatch intervals - Direction SA region - 07/07/2021
Refer Market Notice 87941
The AEMO Intervention Event and all associated directions are cancelled from 0630 hrs 08/07/2021
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Lismore 132 kV SVC - NSW region - 08/07/2021
At 0110 hrs 08/07/2021 there was an unplanned outage of the Lismore 132 kV SVC.
The following constraint set invoked at 0120 hrs 08/07/2021
N-LS_VC1
This constraint set contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW1 - QLD1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations