Karsten Fuhrmann wrote: > Hello, > i have a problem with some strange spam emails, which lock up my > email reception. > The problem is the following : I am using fetchmail to download my > email (from a pop3 server), and fetchmail passes the email to my > local sendmail daemon who gives it to my local imap server (cyrus). > This works fine. But sometimes i got a spam email, which has an > unresolveable dns origin, and this makes my sendmail crazy in a way, > that sendmail wants to resolve but gets a timeout (around 20s). In > the meantime the fetchmail which is actualy waiting for sendmail to > accept the message gets a timeout from the pop server where it is > connected to. > Because of that timeout fetchmail stops receiving email from pop > server and tries again next time, but next time it will start with > the same spam email again, and it all starts again, actually no more > new mails will arrive until i delete this particular email from the > pop server manually. > > Is there a way to tweak the timeout behavior of sendmail, or maybe > even no dns resolve option for sendmail, or even better some way to > tell fetchmail to use the idle command to keep the connectio to the > pop server open ?
Add this to your .mc file: FEATURE(accept_unresolvable_domains) and let us know how it goes. Cheers, Mikhail. -- Mikhail Goriachev Webanoide Telephone: +61 (0)3 62252501 Mobile Phone: +61 (0)4 38255158 E-Mail: [EMAIL PROTECTED] Web: http://www.webanoide.org PGP Key ID: 0x4E148A3B PGP Key Fingerprint: D96B 7C14 79A5 8824 B99D 9562 F50E 2F5D 4E14 8A3B _______________________________________________ firstname.lastname@example.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"