Update #1: The PDA communication anomaly was resolved at 1440Z and PDA is operating nominally. Due to the nature of the communication drop, PDA received and subscribers may have received incomplete and/or zero length files. NWave trouble ticket 11157 was opened to track the NWave tunnel communication issue.

Topic: PDA Communication Anomaly Causing Intermittent Failures

Date/Time Issued: June 28, 2018 1515Z

Product(s) or Data Impacted: Communication services for the Product Distribution and Access (PDA) system experiencing intermittent issues

Date/Time of Initial Impact: June 28, 2018 1320Z

Date/Time of Expected End: June 28, 2018 1440Z

Length of Event: 80 minutes

Details/Specifics of Change: The PDA environment at NSOF OPS is experiencing intermittent issues with communication tunnels that use the NWAVE network. This is resulting in intermittent delivery failures to/from providers and subscribers serviced with these paths. Failing transactions are being resent as soon as possible as subsequent attempts are sometimes successful. Updates will be provided as new information becomes available.

Contact Information for Further Information: ESPC Operations at ESPCOperations@noaa.gov and 301-817-3880.

Web Site(s) for applicable information: N/A
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