Re: why don't disable VRFY/EXPN in sendmail?

Is there a problem you are trying to solve?

Quoting Marco Ivaldi (raptor@0xdeadbeef.info):
> I've noticed that sendmail on OpenBSD 3.3 still ships with VRFY/EXPN

If sendmail is used as a remote MTA on the Internet, you should probably configure sendmail.

If you have local users on your machine that's in touch with the Internet, you should probably configure sendmail.

EXPN and VRFY are useless on a gateway machine (you get a yes answer to everything).

> Is there a particular reason to keep this configuration? Why don't disable

We disable SMTP to the machine from the network by default. We <nigel>
"go to 11 - see some OS's they just go to 10 and then they can't  go anymore. We turn off SMTP and put it at 11. We have 1 more." </nigel> Received on Fri Jun 27 15:53:01 2003

Do you need help?

In addition to our free technical library, Pantek provides professional IT services to companies who utilize Open Source software: Learn more about Pantek's Technical Support offerings Place an order for 24/7/365 Technical Support here Learn more about Pantek, who we are, and what we do Chat with a Live Operator Related openbsd.org Links advocacy announce bugs ipv6 misc ports ports-changes security-announce smp source-changes tech Request more information about Pantek