Re: [Exim] HELO reject when reverse DNS lookup fails - trivi…

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Author: Paul Sheer
Date:  
To: tom
CC: exim-users
Old-Topics: Re: [Exim] HELO reject when reverse DNS lookup fails - trivial patch and new c onf option suggested
Subject: Re: [Exim] HELO reject when reverse DNS lookup fails - trivial patc h and new c onf option suggested
because addresses are dynamically assigned an I don't know the ranges

that means a reverse lookup named file of 65536 entries

-paul

On 5 Mar, Tom did thusly spake:
>
> On Sun, 5 Mar 2000, Paul Sheer wrote:
>
>> Exim forces a lookup if the domain in the HELO is a local domain.
>> (see spec.txt) This causes deliveries to fail from our
>> dialup machines under the domain of the host, since our ISP does
>> not support reverse lookups on the dynamic addresses assigned to
>> dialup machines (these are 192.168.*.* addresses). This patch to
>> host.c in the exim source translates IP's 192.168.*.* to host
>> names 192.168.*.*.local.domain.
>
> Why don't you just set up your DNS for 168.192.in-addr.arpa? I bet
> plenty of other things will try to reverse resolve these IPs.
>
> Tom


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