Re: SBS2003 and POP3 / SMTP port forwarding

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From: Susan Bradley, CPA aka Ebitz - SBS Rocks [MVP] (sbradcpa_at_pacbell.net)
Date: 03/06/04 

Date: Sat, 06 Mar 2004 13:57:57 -0800

Actually you don't need to "open" the outbound port 25, it will go out
anyway...

does at home where there are no ports on my network open as per grc.com :-)

Tony Su wrote:
> BillP,
> Based on your post I would say that you only need to open
> port 25 outbound.
>
> Nothing more.
>
> Tony Su
>
>
>
>
>
>
>>-----Original Message-----
>>What errors are you getting? If you could post back the
>
> error message
>
>>within the NDR, it can help us to determine what is the
>
> root cause.
>
>>Are you using SMTP or POP3 Connector, BTW?
>>
>>Ray Fong
>>Microsoft SBS Product Support
>>
>>This posting is provided "AS IS" with no warranties, and
>
> confers no rights.
>
>>>If you are using SMTP for in and out email you need port
>
> 25 open.
>
>>>If you are "pop"ing in and SMTPing out no ports need
>
> open on that
>
>>>firewall actually.
>>>
>>>Rerun the ceicw and ensure you have put in smarthost or
>
> DNS [dns if your
>
>>>MX records are set up accordingly]
>>>
>>>BillP wrote:
>>>
>>>>Sending email to an outside account results in a
>
> invalid
>
>>>>address message. Email within the SBS2003 LAN works
>
> and
>
>>>>receiving email from outside ISP accounts works, but
>>>>sending email to outside accounts fails, destination
>>>>account not valid.
>>>>
>>>>I'm cautious to open the hardware firewall email
>
> ports,
>
>>>>can someone advise?
>>>>
>>>>Do I open the hardware firewall ports for POP3
>
> outbound,
>
>>>>inbound or both?
>>>>
>>>>Do I open the hardware firewall ports for SMTP
>
> outbound,
>
>>>>inbound or both?
>>>
>>>--
>>>http://www.sbslinks.com/really.htm
>>>
>>>
>>
>>.
>> 

-- 
http://www.sbslinks.com/really.htm

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