SUSPECT: RE: Verisign idiocy confusion {Scanned by HJMS}

[Gerry Doris]

> On Wed, 17 Sep 2003, Furnish, Trever G wrote:
>
>> If you're using an mc file similar to the one that redhat distributes
>> with
>> sendmail, then it's probably got a section something like this:
>>
>> dnl # We strongly recommend not accepting unresolvable domains if you
>> want
>> to
>> dnl # protect yourself from spam. However, the laptop and users on
>> computers
>> dnl # that do not have 24x7 DNS do need this.
>> dnl #
>> FEATURE(`accept_unresolvable_domains')dnl
>>
>> If you comment out that "feature" and regenerate your cf file and
>> restart
>> sendmail then you ought to be good to go.  But it's pretty much useless
>> now.
>
> Not if you also use.....
>
> LOCAL_RULESETS
> SLocal_check_relay
> R$*     $: $&{client_resolve}
>
> RTEMP   $#error $@ 5.7.1 $: "550 Access Denied ; Incomplete DNS. Cannot \
> resolve PTR record for "$&{client_addr}" Please have your system \
> administrator correct the zone entries."
>
> RFORGED $#error $@ 5.7.1 $: "550 Access Denied ; Incomplete DNS. IP \
> name possibly forged " $&{client_name}" Please have your system \
> administrator correct the zone entries."
>
> RFAIL   $#error $@ 5.7.1 $: "550 Access Denied ; Incomplete DNS. \
> Hostname lookup failed for " $&{client_name}" please have your system \
> administrator correct the zone entries."
>
>
> in your .mc file :)
> Andf for those not use to adding the above, the first SPACE between
> the left hand entries and right hand is a TAB not space
> R$*<TAB>
> RTEMP<TAB>
> RFORGED<TAB>
> RFAIL<TAB>
>
> after that it's spaces..
>
> --
> Regards,
> Res
> Network Administrator
> Postmaster / Abusemster / Flamemaster
> http://www.ausics.net  Australian Hosting Services
>
I tried using this in my sendmail.mc file last night.  It's working!  I've
picked up several emails which have problems with their DNS entries.  The
one's I've seen look like people have made typo's between the
forward/reverse entries.

I'm going to break out the Bat Book to fully understand exactly what
you've done!


Gerry