> On Monday 21 January 2002 15:34, Jason Lim wrote: >> Can any one tell me why Sendmail make relay denied as a default. > > That's to prevent people (spammers, mass mailers etc) from using your > mailserver to send stuff to other people. Basically it's to protect > against the unauthorised use of your mailserver resources. In other > words it's a good thing that sendmail defaults to relay denied.
It is VERY important to dissallow relaying. If you have a static IP address (or DHCP with a very long lease) then it is ESSENTIAL! I get relay attempts on my mail servers every single day. I'd hate to think what they would do if they found my mail servers open to relaying! >> Then >> how to disable this relaying denied(550) by default. > > Don't know, I don't use sendmail :) > To enable an IP address to relay throught your sendmail daemon to add the line: a.b.c.d RELAY to /etc/mail/access then in /etc/mail type the command: make then sendmail will automatically allow relaying from that IP (you don't need to restart sendmail) you would normally put into the file your local IP addresses e.g. if you use 192.168.0.x for your local IP addresses 192.168.0 RELAY -- -Cheers -Andrew MS ... if only he hadn't been hang gliding! _______________________________________________ Seawolf-list mailing list [EMAIL PROTECTED] https://listman.redhat.com/mailman/listinfo/seawolf-list
