yep. that's qpopper trying to do a reverse lookup of the clients and failing. you can:
1. ignore it like me :) 2. turn it off (see manual cos i can't remember) 3. turn on dynamic DNS on your clients so it works (i wouldn't bother if this is the only reason)... -----Original Message----- From: Emerson Maat [mailto:[EMAIL PROTECTED] Sent: Saturday, July 05, 2003 4:41 PM To: Subscribers of Qpopper Subject: qpopper error message Hi to all, I got this error message when I sent e-mail. Jul 5 14:39:09 mydomain popper[3271]: (v4.0.5) Unable to get canonical name of client xxx.xxx.xx.xx: Unknown host (1) Is this error message was generated by qpopper or sendmail? Any ideas on this error message is appreciated. Thanks. Regards, Emerson