On Tue, 22 Jun 2004 18:41, Adam Funk <[EMAIL PROTECTED]> wrote: > On Tuesday 22 June 2004 09:11, Russell Coker wrote: > > A user has no business making direct connections to mail servers. > > Maybe in your area you can get a residential ISP whose mailrouters are > always reliable. Where I live there is one cable modem provider with > no competition; its mailrouters usually work but do not always warn you > in good time that mail is queued.
So find someone else who can relay mail for you. In the past when such things have been discussed people have made offers of a free mail relay service for Debian people. > This is a smarter way to do it. Wouldn't you admit that the problem is > not from MTAs on dynamic IP addresses, but rather from infected Windows > machines on dynamic IP addresses? MTAs on dynamic addresses is an entirely different problem. At one ISP I worked for we had a problem of people installing mail servers on their PCs as open relays. It was decided not to block port 25 inbound, so I planned a scheme where the outbound mail relay would attempt a port 25 connection to the workstation before accepting mail from it. If the port 25 connection succeeded then the mail would be rejected... -- http://www.coker.com.au/selinux/ My NSA Security Enhanced Linux packages http://www.coker.com.au/bonnie++/ Bonnie++ hard drive benchmark http://www.coker.com.au/postal/ Postal SMTP/POP benchmark http://www.coker.com.au/~russell/ My home page
