[wellylug] cable modem email issues

[Cliff Pratt]

Jamie Dobbs wrote:
> Jamie Baddeley wrote:
> 
>> Well that's odd. I guess things must be spotty, as I've definitely seen
>> this in the past. I had a customer with exactly the same problems. I
>> tcptracerouted on port 25 from the US to the host in question, and
>> things definitely stopped at TCL international border in NZ. It must not
>> have been my imagination, as they're still paying us for the solution.
>>
>> I've doubled checked, and that seems to be the case.
>>
>> Network 203.96.154.0/24 is not filtered, but Network 203.79.97.0/24 is.
>>
> Looks like yet another reason to stay the hell away from TelstraClear 
> and their idiotic ideas of "customer service" and "technology".
> If I pay for an Internet connection I expect to be able to run any and 
> all services on it that I want to (obviously within the terms and 
> conditions of supply). If the provider is blocking certain ports tat are 
> stopping me from having what is rightfully mine I would take my custom 
> away from them.I know for certain that when I was on cable many years 
> ago you could run what ever you wanted and they blocked nothing, my 
> guess now is that they are trying to say its a purely residential 
> service so they won't allow you to run any servers?
> 
It's SPAM related. The majority of SPAM is sent through 
unsecured residential connections, so ISP are inclined to 
block port 25 on any IPs they sell as residential.

Cheers,

Cliff