Re: Q: Is it possible to bind 2 diffrent qmail instances on 2 diffrent network interfaces

[D. J. Bernstein]

> Connected to 199.246.67.190 but my name was rejected./Remote host said: 501
> HELO requires a valid host name as operand: 'web1.cheetahmail.com' rejected
> from www.cheetahmail.com remote address [206.132.30.31]: Host name does not
> match remote address.

That server is violating RFC 1123, section 5.2.5. You can easily work
around the problem by putting www.cheetahmail.com into control/helohost.

(I'm considering changing the default HELO in qmail-remote in qmail 2.0
to use the bracketed IP address of the client.)

---Dan