https://community.hpe.com/t5/operating-system-hp-ux/mailx-error/m-p/2644513#M44575 When I try to send an e-mail using a mail relay machine (Sun) and the command mailx (on a machine HP-UX), half of then fail. For example the first one go, but the second fail. The third go an the forth fail. And so on...<BR /> Mon, 14 Jan 2002 17:50:51 GMT Daniel Sato 2002-01-14T17:50:51Z https://community.hpe.com/t5/operating-system-hp-ux/mailx-error/m-p/2644513#M44575 When I try to send an e-mail using a mail relay machine (Sun) and the command mailx (on a machine HP-UX), half of then fail. For example the first one go, but the second fail. The third go an the forth fail. And so on...<BR /> Mon, 14 Jan 2002 17:50:51 GMT https://community.hpe.com/t5/operating-system-hp-ux/mailx-error/m-p/2644513#M44575 Daniel Sato 2002-01-14T17:50:51Z https://community.hpe.com/t5/operating-system-hp-ux/mailx-error/m-p/2644514#M44576 Hi,<BR /><BR />It looks like the error is generating due to "unknown user". Mail is not reaching target e-mail id because the user is not exist.<BR />Is it happening to all the valied users ??<BR /><BR />-USA.. Mon, 14 Jan 2002 17:57:58 GMT https://community.hpe.com/t5/operating-system-hp-ux/mailx-error/m-p/2644514#M44576 Uday_S_Ankolekar 2002-01-14T17:57:58Z https://community.hpe.com/t5/operating-system-hp-ux/mailx-error/m-p/2644515#M44577 are you nameservers setup to "round robin", where server 1 is queried, then server 2, then server 1, etc.? If so, it looks like their databases may not match 100%<BR /><BR />--<BR />mark Mon, 14 Jan 2002 18:02:33 GMT https://community.hpe.com/t5/operating-system-hp-ux/mailx-error/m-p/2644515#M44577 Mark Greene_1 2002-01-14T18:02:33Z