[oclug]Re: Mail server on dynamic IP DSL line

[tim at trhosking.com]

David F. Skoll writes: 

> On Tue, 12 Nov 2002, Tim Hosking wrote: 
> 
>> Myself and a friend act as each other's secondary MX. We have not lost
>> a message yet :)
> 
> There is one very small danger with running a mail server on a dynamic
> IP.  If you lose connectivity, and someone else who is *also* running
> a mail server picks up your former IP address before you can update
> DNS, then mail to you may bounce with a "relaying denied" error.  This
> happened to me once or twice in the 15 months I was with Sympatico and
> running an MX host on a dynamic IP address. 
> 

Very true, I had never thought of that. I'm happy I have a static IP :) 

-- 
Tim Hosking