Re: in the MX record??

2003-08-20 Thread bscott
On Tue, 19 Aug 2003, at 1:36pm, [EMAIL PROTECTED] wrote:
 (Gee, wouldn't it be handy if there were a lookup table like DNS for all
 services?  If DNS has an HTTP port assigned, go there, otherwise, port
 80.  Ah, well...)

  There actually is such a thing in DNS: SRV (Service) records.  But they
are relatively new, and almost nothing recognizes them.

-- 
Ben Scott [EMAIL PROTECTED]
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in the MX record??

2003-08-19 Thread Jason Kern
I will be hosting a site for someone who has an exchange server set up 
locally. Mail traffic for the domain needs to end up at that server 
rather than be hosted on my web server (sendmail). Can I just have the 
MX record in DNS set to point to their exchange server? Or does the MX 
record point to my server which redirects via SendMail config?  The 
exchange server has only a dedicated IP address.

Jason Kern



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Re: in the MX record??

2003-08-19 Thread Bill Mullen
On Tue, 19 Aug 2003, Jason Kern wrote:

 I will be hosting a site for someone who has an exchange server set up 
 locally. Mail traffic for the domain needs to end up at that server 
 rather than be hosted on my web server (sendmail). Can I just have the 
 MX record in DNS set to point to their exchange server? Or does the MX 
 record point to my server which redirects via SendMail config?  The 
 exchange server has only a dedicated IP address.

As long as their mail server has an IP address that is directly accessible
from the WAN, having the MX record point to it should work. If the target
system has a valid hostname that one can retrieve by doing a reverse
lookup on the IP address, then use that in the MX record - if not, use any
A record name that points to that IP address. CNAMEs should not be used
in MX records.

-- 
Bill Mullen   [EMAIL PROTECTED]   MA, USA   RLU #270075   MDK 8.1  9.0
There are two kinds of people in the world, those who believe there are
two kinds of people in the world and those who don't. - Robert Benchley
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Re: in the MX record??

2003-08-19 Thread ken
You could certainly do it either way you outline, but by far the easiest
would be to simply have the MX record point to their mail server.  No
reason not to do it that way -- since it's pretty much the only time that
DNS allows you to separate out a service based on IP, and you might as
well take advantage of it.  (Gee, wouldn't it be handy if there were a
lookup table like DNS for all services?  If DNS has an HTTP port
assigned, go there, otherwise, port 80.  Ah, well...)

-Ken

 I will be hosting a site for someone who has an exchange server set up
 locally. Mail traffic for the domain needs to end up at that server
 rather than be hosted on my web server (sendmail). Can I just have the
 MX record in DNS set to point to their exchange server? Or does the MX
 record point to my server which redirects via SendMail config?  The
 exchange server has only a dedicated IP address.

 Jason Kern




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