[nos-bbs] smtp gateway command

[Bob Tenty]

I can confirm that..

I process all my mail in linux because of that ( and also because of 
spam and virus filtering.)
I implemented the whole bunch including  DKIM  and the older DomainKeys 
as I'm also running
my own domains and the servers for that.


Bob VE3TOK







On 11-03-10 11:51 AM, Wm Lewis wrote:
> I just sent Michael a long email regarding JNOS stations trying to 
> send email directly to commercial MTA mailservers.
>
> I'll try to summarize here:
>
> It's a coin toss if JNOS can successfully *send* email directly to a 
> commercial email server. JNOS does not use industry standards for 
> authentication when connecting to a mail server.
>
> JNOS still uses standards that existed way back when the internet was 
> first getting going.
>
> Authentication standards have changed, mainly to prevent spammers. 
> Since the JNOS smtp server has never been upgraded to authenticate 
> using today RFP standards, some commercial email servers will reject a 
> JNOS connection.
>
> Something important to know here is that not all JNOS stations 
> *RECEIVE EMAIL DIRECTLY* !!
> If your JNOS smtp server calls another JNOS station direct, and the 
> JNOS on the other side answers, it should transfer mail fine.
>
> However !!!!  If the JNOS station on the other side is configured to 
> use SOMEONE else's mail server hosting services first, your JNOS is 
> actually connecting to an MTA station and not a JNOS station. The 
> hosting MTA server may reject your JNOS's connection for failure to 
> authenticate with today's standards.
>
> So, not all JNOS mail server configurations are equal !!!
>
> Beware that using your JNOS to send email DIRECTLY to someone on 
> commercial internet may have a high failure rate.
>
>
> Bill
> KG6BAJ.
>
>
> ------------------------------------------------------------------------
> From: n6mef at mefox.org
> To: nos-bbs at tapr.org
> Date: Wed, 9 Mar 2011 23:41:59 -0800
> Subject: Re: [nos-bbs] smtp gateway command
>
> Never mind.  I just tried with Maiko’s system and it works fine.  That 
> is, I can telnet to Maiko’s machine, log in, send myself a message at 
> my machine, and it works.  I can log into my machine, send a message 
> to myself at Maiko’s machine, then telnet to Maiko’s machine and it’s 
> there.  Boom.
>
> Must be a problem on the other end for that one other station.
>
> m.
>
> *From:*nos-bbs-bounces at tapr.org [mailto:nos-bbs-bounces at tapr.org] *On 
> Behalf Of *Michael Fox - N6MEF
> *Sent:* Wednesday, March 09, 2011 10:04 PM
> *To:* 'TAPR xNOS Mailing List'
> *Subject:* Re: [nos-bbs] smtp gateway command
>
> But that’s not the behavior I’m seeing.  See below.  I can ping and 
> telnet and whatever to the non-domain.txt hosts but mail doesn’t go 
> out to them…
>
> m
>
> *From:*nos-bbs-bounces at tapr.org [mailto:nos-bbs-bounces at tapr.org] *On 
> Behalf Of *Bob Tenty
> *Sent:* Wednesday, March 09, 2011 8:20 PM
> *To:* TAPR xNOS Mailing List
> *Subject:* Re: [nos-bbs] smtp gateway command
>
> Translation:
> If it can't find the records by whatever means, mail will be sent to 
> the the smtp gateway.
> (if defined in the autoexec.nos)
>
> Bob VE3TOK
>
> On 11-03-09 05:11 PM, Michael Fox - N6MEF wrote:
>
> Can someone clarify the usage of the smtp gateway command?
>
> The documentation says:   “Any mail sent to a host not in the 
> domain.txt file or not found via a nameserver query, will instead be 
> sent to the gateway for forwarding (if #define’d).”
>
> For an OR statement to be true, only one of the inputs need to be 
> true.   So if mail is destined for a host which is NOT in domain.txt, 
> then an smtp gateway is required, EVEN IF the host IS found via a 
> nameserver query.  Correct?
>
> If so, that would match the condition I’m seeing.  I don’t currently 
> have an smtp gateway configured.  Messages to hosts in my domain.txt 
> file go out, but messages to hosts which are not in my domain.txt file 
> sit in the smtp queue and don’t go out, even though those hosts are 
> listed in DNS.
>
> If this is all true, then it seems like the second condition is 
> meaningless and should be removed from the text.  In other words, if 
> the destination host is not in domain.txt then the mail will be sent 
> to the gateway for forwarding.  If a gateway is not defined, then the 
> messages will remain in the queue.  Am I reading this wrong?
>
> Michael
>
> N6MEF
>
>   
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