NOTICE DATE: May 3, 2021
NOTICE TYPE: M-A050321-01 Outage Retail/Wholesale
SHORT DESCRIPTION: Planned Maintenance Outage - Retail
INTENDED AUDIENCE: All Market Participants
DAYS AFFECTED: Sunday, May 16, 2021 from 06:00 to 21:00
LONG DESCRIPTION: ERCOT will be performing planned maintenance on Sunday, May 16, 2021 from 06:00 to 21:00. During the outage the following functions will be affected:
ACTION REQUIRED: During the outage ERCOT will change the public IP addresses of some Market facing services. This change could impact Market Participants’ ability to access those services, or receive responses from them.
NOTE: All Market Participants that transmit files via NAESB must ensure their systems can send and receive transactions from the new IP addresses.
The specific changes to the services are listed below:
https://naesb.ercot.com:7403/ipnet/naesb - no change
New Public IP Addresses
Outbound from ERCOT - 188.8.131.52
Inbound to ERCOT (naesb.ercot.com) - 184.108.40.206
Port (no change) – 7403
Former Public IP Addresses
Outbound from ERCOT - 220.127.116.11
Inbound to ERCOT (naesb.ercot.com) - 18.104.22.168
Port (no change) - 7403
CONTACT: If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via email at [log in to unmask].
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