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                           MARKET NOTICE
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From :              AEMO
To   :              NEMITWEB1
Creation Date :     03/03/2026     14:16:16

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Notice ID               :         134204
Notice Type ID          :         MARKET SYSTEMS
Notice Type Description :         Status of Market Systems
Issue Date              :         03/03/2026
External Reference      :         Initial - CHG0109407 - Planned maintenance to Cisco ISE Servers

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Reason :

Change Number: CHG0109407

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: 05/03/2026 17:00:00
Change End Date & Time: 05/03/2026 21:00:00
Outage Start Date & Time: 05/03/2026 17:00:00
Outage End Date & Time: 05/03/2026 21:00:00
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.

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