NOTICE DATE:  January 17, 2017

NOTICE TYPE:  M-A011717-01 Outage

SHORT DESCRIPTION:  Planned Maintenance Outage

INTENDED AUDIENCE:  ERCOT Market Participants

DAY AFFECTED:  Thursday, January 26, 2017 08:00 - 17:00

LONG DESCRIPTION:  ERCOT will be performing a network upgrade on the Wide Area Network (WAN) on Thursday, January 26, 2017 08:00 - 17:00.  During the maintenance window the following systems are impacted:

· ICCP (Telemetry data) out of Taylor will be impacted but redundancy is available in Bastrop.

· Market Participants connecting over the WAN to the MOTE environment will be unable to connect to Web Services through the WAN during this time. However, Market Participants connecting over the internet to the MOTE environment will not be impacted.

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].

If you are receiving email from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com.

sa/mm