Patrick, Having multiple downstream requesters with overlapping requests behind a NAT device can cause problems for the reason given at <http://www.unidata.ucar.edu/software/ldm/ldm-current/basics/behavior.html#upstream>. You might have to disable the anti-DOS feature. > Are the NOAAPORT ingest systems behind a NAT device? Are the systems that > request data from the NOAAPORT ingest systems behind a NAT device? > of course.. they all are ... I’m guessing you are saying that determines > port usage, but that doesn’t seem totally logical... of course I’m wishing it > were friday, so how logical is that lol Regards, Steve Emmerson Ticket Details =================== Ticket ID: RBX-213298 Department: Support NOAAPORT Priority: Normal Status: Closed