[ExchangeList] Re: Error 550 Relaying Mail

  • From: ajit yadav <ajityadav82@xxxxxxxxx>
  • To: exchangelist@xxxxxxxxxxxxx
  • Date: Thu, 12 Oct 2006 07:35:07 +0100 (BST)

http://www.msexchange.org
-------------------------------------------------------Hi

Early I also had faced same  problem  Error 550
rlaying mail  . As per I Know that 550 error related
to the Smtp Authication & DNS . So please Frist check
your server  SMTP authcation. And check  same with ISP
also.

thaks
ajit



--- "gabriel E. Rincon" <gerincon@xxxxxxxxxx> wrote:

> That is a SOP for most ISP, unless the mail server
> has a valid PTR, MX
> and A record (public)
> 
>  
> 
>  
> 
> ________________________________
> 
> From: exchangelist-bounce@xxxxxxxxxxxxx
> [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf
> Of Jason Davis
> Sent: Wednesday, October 11, 2006 12:50 PM
> To: exchangelist@xxxxxxxxxxxxx
> Subject: [ExchangeList] Re: Error 550 Relaying Mail
> 
>  
> 
> Bob,
> 
>  
> 
> I think you hit the nail on the head.  Thanks for
> responding to my mail
> and taking the time to explain your problems - much
> appreciated!
> 
>  
> 
> As I mentioned below, I've not encountered ANY
> problems sending to other
> domains EXCEPT for paragoncommunities.com, who have
> recently switched to
> Time Warner.  You mentioned the DNS timeouts..... 
> Well, that would make
> sense since I will get an NDR (550 relay error) on
> my first attempt at
> sending mail.  But, on subsequent attempts, the mail
> will successfully
> go through!!  It's hit or miss, but eventually the
> mail will get there.
> 
>  
> 
> Time Warner is not willing to even begin to
> investigate things on their
> end.  They simply state that I MUST use their SMTP
> server to send
> outgoing mail.  :-)
> 
>  
> 
> --Jason
> 
>  
> 
> ________________________________
> 
> From: Robert K Coffman Jr - Info From Data
> [mailto:bcoffman@xxxxxxxxxxxxxxxx] 
> Sent: Wednesday, October 11, 2006 10:42 AM
> To: exchangelist@xxxxxxxxxxxxx
> Subject: [ExchangeList] Re: Error 550 Relaying Mail
> 
>  
> 
> Jason,
> 
>  
> 
> I don't know if I can help with this specific
> problem, but I'm also a TW
> customer, and I've noticed a few issues with them.
> 
>  
> 
> 1.  Multiple copies of some mail (I use their
> POP/SMTP servers, not
> Exchange), as though my connection had dropped prior
> to receipt/delete
> of mail from their servers.
> 
> 2.  DNS timeouts.  I reported this one to them, but
> it is still
> happening.  Try for yourself - use NSLOOKUP to one
> of their DNS servers,
> to some obscure site unlikely to be in cache. 
> Frequently, I see it
> timeout on the first attempt, then the next attempt
> it is fine.
> Possibly? related to your problem....
> 
>  
> 
> They told me the same thing on the DNS timeouts,
> problem on my end.
> Funny that my own (external) DNS server works
> fine...
> 
>  
> 
> - Bob Coffman
> 
>       -----Original Message-----
>       From: exchangelist-bounce@xxxxxxxxxxxxx
> [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf
> Of Jason Davis
>       Sent: Wednesday, October 11, 2006 10:28 AM
>       To: exchangelist@xxxxxxxxxxxxx
>       Subject: [ExchangeList] Error 550 Relaying Mail
> 
>       Hello all,
> 
>        
> 
>       I'm scratching my head at this one......
> 
>        
> 
>       I've helped a client - Paragoncommunities.com -
> change over to a
> new ISP (Time Warner).  Since Time Warner is hosting
> their mail and
> their domain is now pointing to Time Warner's DNS
> servers (along with MX
> record change), they are now able to send and
> receive mail.  However,
> when sending from my exchange server, I get
> intermittent relay errors
> when sending to their domain.  Here is a transcript:
> 
>        
> 
>       The original message was received at Wed, 11 Oct
> 2006 10:11:52
> -0400 (EDT) from mail2.csical.com [65.214.152.235]
> 
>        
> 
>          ----- The following addresses had permanent
> fatal errors
> ----- <jason@xxxxxxxxxxxxxxxxxxxxxx>
> 
>           (reason: 550 relaying mail to
> paragoncommunities.com is not
> allowed)
> 
>        
> 
>          ----- Transcript of session follows ----- ...
> while talking
> to fep.biz.rr.com.:
> 
>       >>> DATA
> 
>       <<< 550 relaying mail to paragoncommunities.com is
> not allowed
> 550 5.1.1 <jason@xxxxxxxxxxxxxxxxxxxxxx>... User
> unknown <<< 503 No
> recipients specified
> 
>        
> 
>       Reporting-MTA: dns; rrcs-asg-08.hrndva.rr.com
> 
>       Received-From-MTA: DNS; mail2.csical.com
> 
>       Arrival-Date: Wed, 11 Oct 2006 10:11:52 -0400 (EDT)
> 
>        
> 
>       Final-Recipient: RFC822;
> jason@xxxxxxxxxxxxxxxxxxxxxx
> 
>       Action: failed
> 
>       Status: 5.1.1
> 
>       Remote-MTA: DNS; fep.biz.rr.com
> 
>       Diagnostic-Code: SMTP; 550 relaying mail to
> paragoncommunities.com is not allowed
> 
>       Last-Attempt-Date: Wed, 11 Oct 2006 10:11:53 -0400
> (EDT)
> 
>        
> 
>       I've called Time Warner and they said it's a
> problem on my end.
> I'm not sure I agree because I'm not getting any
> relaying mail errors to
> any other domain in which I send mail.
> 
>        
> 
>       Any ideas?  Thanks for your input, in advance.
> 
>        
> 
> 
=== message truncated ===



                
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