In message <20040222133206.GL11328@phaeton.entropie.net>, Martin Weber writes:
>[ computer(s) ] --- [ router ] ---> inet.

>Router gets a dynamic ip adress. Mail is sent from my computer. So
>how exactly do I tell sendmail to lookup my global adress and use
>that instead of my hostname ? ...and get all the SMART_HOST etc.
>rules to work still ? But see below.

You just put the top-level domain, which you should have.  e.g., if you
are attached via comcast.net's network, you'd put "HELO comcast.net".  I
think that works safely enough.

-s