Evan, The upstream LDM should have logged the reason for refusing the request from the "bad" downstream LDM. Anything there? Regards, Steve Emmerson Ticket Details =================== Ticket ID: AYS-975649 Department: Support IDD Priority: Normal Status: Open =================== NOTE: All email exchanges with Unidata User Support are recorded in the Unidata inquiry tracking system and then made publicly available through the web. If you do not want to have your interactions made available in this way, you must let us know in each email you send to us.