Same here. We were getting a ton of spam on our server. Implemented
these types of rules and it virtually dropped to zero. Problem was
many of our member companies have misconfigured dns and mail servers
and we were bouncing vaidi mail. Pleas w/them to fix THEIR stuff, even
help them do it, only re
On Fri, 5 Sep 2003, Bill Campbell wrote:
> On Fri, Sep 05, 2003, Swapana Ghosh wrote:
> >Thanks you very much.
> >
> >-Swapna
> >
> >>
> >> Reverse lookup failed? the zone for xxx.xxx.xx.35 (and others) doesn't
> >> have any PTR records for that ip or the zone does not exist on any dns
> >> se
On Fri, Sep 05, 2003, Swapana Ghosh wrote:
>Thanks you very much.
>
>-Swapna
>
>>
>> Reverse lookup failed? the zone for xxx.xxx.xx.35 (and others) doesn't
>> have any PTR records for that ip or the zone does not exist on any dns
>> server.
BTW: This is an excellent criteria for spam blocking
Thanks you very much.
-Swapna
>
> Reverse lookup failed? the zone for xxx.xxx.xx.35 (and others) doesn't
> have any PTR records for that ip or the zone does not exist on any dns
> server.
> ___
> Linux-users mailing list
> [EMAIL PROTECTED]
> Unsub
On Thu, 4 Sep 2003, Swapana Ghosh wrote:
>
> Hi
>
> We are running sendmail in one of our server. Last few days in the
> /var/log/maillog , i am getting this type of error messages.
>
> Sep 4 00:25:01 server sendmail[23133]: gethostbyaddr(xxx.xxx.xx.35) failed: 1
> Sep 4 00:25:01 server
Hi
We are running sendmail in one of our server. Last few days in the
/var/log/maillog , i am getting this type of error messages.
Sep 4 00:25:01 server sendmail[23133]: gethostbyaddr(xxx.xxx.xx.35) failed: 1
Sep 4 00:25:01 server sendmail[23133]: gethostbyaddr(xxx.xxx.xx.37) failed: 1
S