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54436RECLASSIFY CONTINGENCY12/07/2016 01:29:58 PM
Reclassification of a Non-Credible Contingency Event: Dederang - Glenrowan No. 1 and No. 3 220 kV Lines in Victoria due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event: Dederang - Glenrowan No. 1 and No. 3 220 kV Lines in Victoria due to Lightning.
Lightning is occurring near the Dederang - Glenrowan No. 1 and No. 3 220 kV Lines.
AEMO considers the simultaneous trip of those circuits to now be more likely.
Therefore AEMO has reclassified this as a credible contingency event from 1330 hrs 12 July 2016 until further notice.
Constraint Set V-DDGN_N-2 invoked.
This Constraint Set contains equations with the following interconnectors on the LHS.
V-S-MNSP1
V-SA
VIC1-NSW1
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Dederang - Glenrowan No. 1 and No. 3 220 kV Lines in Victoria due to Lightning.
Lightning is occurring near the Dederang - Glenrowan No. 1 and No. 3 220 kV Lines.
AEMO considers the simultaneous trip of those circuits to now be more likely.
Therefore AEMO has reclassified this as a credible contingency event from 1330 hrs 12 July 2016 until further notice.
Constraint Set V-DDGN_N-2 invoked.
This Constraint Set contains equations with the following interconnectors on the LHS.
V-S-MNSP1
V-SA
VIC1-NSW1
Manager NEM Real Time Operations
54431RECLASSIFY CONTINGENCY12/07/2016 10:22:56 AM
Cancellation of the Reclassification of a Non-Credible Contingency Event: Farrell - Sheffield No. 1 and No. 2 220 kV Lines in Tasmania due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Cancellation of the Reclassification of a Non-Credible Contingency Event: Farrell - Sheffield No. 1 and No. 2 220 kV Lines in Tasmania due to Lightning.
Refer AEMO Electricity Market Notice 54416
There is no longer any lightning activity in the vicinity of the Farrell - Sheffield No. 1 and No. 2 220 kV Lines.
AEMO has cancelled the reclassification of the simultaneous trip of those circuits as a credible contingency event at 1025 hrs.
Constraint Sets
F-T-FASH_N-2
F-FASH_N-2_HM_C revoked.
Manager NEM Real Time Operations
Cancellation of the Reclassification of a Non-Credible Contingency Event: Farrell - Sheffield No. 1 and No. 2 220 kV Lines in Tasmania due to Lightning.
Refer AEMO Electricity Market Notice 54416
There is no longer any lightning activity in the vicinity of the Farrell - Sheffield No. 1 and No. 2 220 kV Lines.
AEMO has cancelled the reclassification of the simultaneous trip of those circuits as a credible contingency event at 1025 hrs.
Constraint Sets
F-T-FASH_N-2
F-FASH_N-2_HM_C revoked.
Manager NEM Real Time Operations
54429RECLASSIFY CONTINGENCY12/07/2016 09:34:32 AM
Cancellation of the Reclassification of a Non-Credible Contingency Event: Burnie - Sheffield No.2 110 kV and Sheffield - Paloona - Ulverstone 110 kV Lines in Tasmania due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Cancellation of the Reclassification of a Non-Credible Contingency Event: Burnie - Sheffield No.2 110 kV and Sheffield - Paloona - Ulverstone 110 kV Lines in Tasmania due to Lightning.
Refer AEMO Electricity Market Notice 54415
There is no longer any lightning activity in the vicinity of the Burnie - Sheffield No.2 110 kV and Sheffield - Paloona - Ulverstone 110 kV Lines.
AEMO has cancelled the reclassification of the simultaneous trip of those circuits as a credible contingency event at 0930 hrs.
Manager NEM Real Time Operations
Cancellation of the Reclassification of a Non-Credible Contingency Event: Burnie - Sheffield No.2 110 kV and Sheffield - Paloona - Ulverstone 110 kV Lines in Tasmania due to Lightning.
Refer AEMO Electricity Market Notice 54415
There is no longer any lightning activity in the vicinity of the Burnie - Sheffield No.2 110 kV and Sheffield - Paloona - Ulverstone 110 kV Lines.
AEMO has cancelled the reclassification of the simultaneous trip of those circuits as a credible contingency event at 0930 hrs.
Manager NEM Real Time Operations
54416RECLASSIFY CONTINGENCY12/07/2016 08:50:49 AM
Lightning is occurring near the Farrell - Sheffield No. 1 and No. 2 220 kV Lines.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event: Farrell - Sheffield No. 1 and No. 2 220 kV Lines in Tasmania due to Lightning.
Lightning is occurring near the Farrell - Sheffield No. 1 and No. 2 220 kV Lines.
AEMO considers the simultaneous trip of those circuits to now be more likely.
Therefore AEMO has reclassified this as a credible contingency event from 0845 hrs 12 July 2016 until further notice.
Constraint Sets:
F-T-FASH_N-2
F-FASH_N-2_HM_C invoked
These Constraint Sets contain equations with the following interconnector on the LHS.
T-V-MNSP1
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Farrell - Sheffield No. 1 and No. 2 220 kV Lines in Tasmania due to Lightning.
Lightning is occurring near the Farrell - Sheffield No. 1 and No. 2 220 kV Lines.
AEMO considers the simultaneous trip of those circuits to now be more likely.
Therefore AEMO has reclassified this as a credible contingency event from 0845 hrs 12 July 2016 until further notice.
Constraint Sets:
F-T-FASH_N-2
F-FASH_N-2_HM_C invoked
These Constraint Sets contain equations with the following interconnector on the LHS.
T-V-MNSP1
Manager NEM Real Time Operations
54415RECLASSIFY CONTINGENCY12/07/2016 08:12:41 AM
Reclassification of a Non-Credible Contingency Event: Burnie - Sheffield No.2 110 kV and Sheffield - Paloona - Ulverstone 110 kV Lines in Tasmania due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event: Burnie - Sheffield No.2 110 kV and Sheffield - Paloona - Ulverstone 110 kV Lines in Tasmania due to Lightning.
Lightning is occurring near the Burnie - Sheffield No.2 110 kV and Sheffield - Paloona - Ulverstone 110 kV Lines.
AEMO considers the simultaneous trip of those circuits to now be more likely.
Therefore AEMO has reclassified this as a credible contingency event from 0805 hrs 12 July 2016 until further notice.
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Burnie - Sheffield No.2 110 kV and Sheffield - Paloona - Ulverstone 110 kV Lines in Tasmania due to Lightning.
Lightning is occurring near the Burnie - Sheffield No.2 110 kV and Sheffield - Paloona - Ulverstone 110 kV Lines.
AEMO considers the simultaneous trip of those circuits to now be more likely.
Therefore AEMO has reclassified this as a credible contingency event from 0805 hrs 12 July 2016 until further notice.
Manager NEM Real Time Operations
54249MARKET SYSTEMS06/07/2016 07:15:17 PM
CHG0039748: Planned System Maintenance (Site Transfer) on Market Settlement and Transfer Solutions (MSATS) - Completed
MARKET NOTICE
Change Number: CHG0039748
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Business Urgent
Service/ Component: Market Settlement and Transfer Solution
Change Title: Planned System Maintenance (Site Transfer) on Market Settlement and Transfer Solutions (MSATS)
Change Description:
Transfer successful
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Change Number: CHG0039748
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Business Urgent
Service/ Component: Market Settlement and Transfer Solution
Change Title: Planned System Maintenance (Site Transfer) on Market Settlement and Transfer Solutions (MSATS)
Change Description:
Transfer successful
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
54239MARKET SYSTEMS06/07/2016 03:39:11 PM
CHG0039751 : Planned Software Upgrade - NSW External MarketNet Firewall
Change Number: CHG0039751
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Firewall
Change Title: Planned Software Upgrade - NSW External MarketNet Firewall
Change Start Date & Time: 14/07/2016 09:30:00 AEST
Change End Date & Time: 14/07/2016 14:00:00 AEST
Outage Start Date & Time: 14/07/2016 09:40:00 AEST
Outage End Date & Time: 14/07/2016 12:00:00 AEST
Change Description:
Vendor recommended the software upgrade be applied to mitigate a number of software bugs and vulnerabilities that may compromise the stability of the firewall.
Environment: Production
Participant Impact and Requirements:
Participants connected via Telstra IPWAN - Marketnet IPWAN will experience at least one disruption lasting 30 seconds as testing is performed from IPWAN post upgrade.
Participants connected via Lan-2-Lan VPN - Participant connected to the NSW VPN gateway (202.44.78.10) will experience 3 disruptions lasting 30 seconds each.
To avoid disruptions, please connect via the QLD VPN gateway (202.44.76.10) prior to the 14 July 2016.
Participants connected via Remote Access VPN (VPN Variable) - who utilise an AEMO RSA token and the AEMO VPN client software to establish their VPN via the AEMO NSW datacenter VPN termination point (202.44.78.8)
will experience three disruptions lasting 30 seconds each.
Participants are advised to establish their VPN client software connections via the alternate AEMO QLD datacenter VPN endpoint (202.44.76.8) prior to this scheduled outage.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Firewall
Change Title: Planned Software Upgrade - NSW External MarketNet Firewall
Change Start Date & Time: 14/07/2016 09:30:00 AEST
Change End Date & Time: 14/07/2016 14:00:00 AEST
Outage Start Date & Time: 14/07/2016 09:40:00 AEST
Outage End Date & Time: 14/07/2016 12:00:00 AEST
Change Description:
Vendor recommended the software upgrade be applied to mitigate a number of software bugs and vulnerabilities that may compromise the stability of the firewall.
Environment: Production
Participant Impact and Requirements:
Participants connected via Telstra IPWAN - Marketnet IPWAN will experience at least one disruption lasting 30 seconds as testing is performed from IPWAN post upgrade.
Participants connected via Lan-2-Lan VPN - Participant connected to the NSW VPN gateway (202.44.78.10) will experience 3 disruptions lasting 30 seconds each.
To avoid disruptions, please connect via the QLD VPN gateway (202.44.76.10) prior to the 14 July 2016.
Participants connected via Remote Access VPN (VPN Variable) - who utilise an AEMO RSA token and the AEMO VPN client software to establish their VPN via the AEMO NSW datacenter VPN termination point (202.44.78.8)
will experience three disruptions lasting 30 seconds each.
Participants are advised to establish their VPN client software connections via the alternate AEMO QLD datacenter VPN endpoint (202.44.76.8) prior to this scheduled outage.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
54238MARKET SYSTEMS06/07/2016 03:37:31 PM
CHG0039653 : Planned Maintenance - AEMO NSW Core Datacenter Infrastructure
Change Number: CHG0039653
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Planned Maintenance - AEMO NSW Core Datacenter Infrastructure
Change Start Date & Time: 13/07/2016 18:00:00 AEST
Change End Date & Time: 13/07/2016 23:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Change Description:
The AEMO NSW Core Datacenter Network Infrastructure will be undergoing scheduled maintenance.
Environment: Production
Participant Impact and Requirements:
Impact: No impacts are expected.
User Requirements:Participants are advised to be aware of this maintenance work period.
Lan-2-Lan VPN Participants are encouraged to ensure their VPN connections are configured (as per AEMO best practice) to automatically failover between the AEMO VPN datacenter termination points (NSW: 202.44.78.10, QLD: 202.44.76.10) prior to this scheduled maintenance period.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Planned Maintenance - AEMO NSW Core Datacenter Infrastructure
Change Start Date & Time: 13/07/2016 18:00:00 AEST
Change End Date & Time: 13/07/2016 23:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Change Description:
The AEMO NSW Core Datacenter Network Infrastructure will be undergoing scheduled maintenance.
Environment: Production
Participant Impact and Requirements:
Impact: No impacts are expected.
User Requirements:Participants are advised to be aware of this maintenance work period.
Lan-2-Lan VPN Participants are encouraged to ensure their VPN connections are configured (as per AEMO best practice) to automatically failover between the AEMO VPN datacenter termination points (NSW: 202.44.78.10, QLD: 202.44.76.10) prior to this scheduled maintenance period.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
54237MARKET SYSTEMS06/07/2016 03:35:49 PM
CHG0039788: Planned System Outage due to maintenance on QLD Internet link
Change Number: CHG0039788
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Wide Area Network
Change Title: Planned System Outage due to maintenance on QLD Internet link
Change Start Date & Time: 11/07/2016 10:00:00 AEST
Change End Date & Time: 11/07/2016 12:00:00 AEST
Outage Start Date & Time: 11/07/2016 10:00:00 AEST
Outage End Date & Time: 11/07/2016 12:00:00 AEST
Change Description:
The AEMO QLD data center internet telecommunications service will experience an outage as part of an upgraded to this service.
Environment: Production
Participant Impact and Requirements:
Impacts and User Requirements
The following impacts are expected to participant connectivity during this planned outage:
IPWAN Participants - IPWAN Participants - Nil
Lan-2-Lan VPN Participants - Up to 4 x 2 minutes to participants whom 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.
Remote Access VPN Participants - Up to 4 x 2 minutes to participants who utilise an AEMO RSA token and the AEMO VPN client software to establish their VPN via the AEMO QLD datacenter VPN termination point (202.44.76.8)
Note: Participants are encouraged to establish their VPN client software connections via the alternate AEMO NSW datacenter VPN endpoint (202.44.78.8) prior to this scheduled outage.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Wide Area Network
Change Title: Planned System Outage due to maintenance on QLD Internet link
Change Start Date & Time: 11/07/2016 10:00:00 AEST
Change End Date & Time: 11/07/2016 12:00:00 AEST
Outage Start Date & Time: 11/07/2016 10:00:00 AEST
Outage End Date & Time: 11/07/2016 12:00:00 AEST
Change Description:
The AEMO QLD data center internet telecommunications service will experience an outage as part of an upgraded to this service.
Environment: Production
Participant Impact and Requirements:
Impacts and User Requirements
The following impacts are expected to participant connectivity during this planned outage:
IPWAN Participants - IPWAN Participants - Nil
Lan-2-Lan VPN Participants - Up to 4 x 2 minutes to participants whom 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.
Remote Access VPN Participants - Up to 4 x 2 minutes to participants who utilise an AEMO RSA token and the AEMO VPN client software to establish their VPN via the AEMO QLD datacenter VPN termination point (202.44.76.8)
Note: Participants are encouraged to establish their VPN client software connections via the alternate AEMO NSW datacenter VPN endpoint (202.44.78.8) prior to this scheduled outage.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.