[SunHELP] Email replication

Shain Miley sunhelp at sunhelp.org
Fri Jan 12 05:34:38 CST 2001


I am using the University of Washington IMAP daemon.  I agree that there 
must be some software that could deliver a message to both a local 
machine as well as an additional remote one but I have not come across 
one...although I am still looking for a solution.
Thanks
Shain

Will Mc Donald wrote:

> I'm unfamiliar with IMAP but a few google searches turned up a few things
> (it's been a slow day :))
> 
> Specifically which imap daemon are you using? And on which platform?
> 
> What you want to do sounds like something that well thought out software
> should be able to do by default.
> 
> ----- Original Message -----
> From: "Shain Miley" <smiley at tvdata.com>
> To: <sunhelp at sunhelp.org>
> Sent: Thursday, January 11, 2001 9:46 AM
> Subject: Re: [SunHELP] Email replication
> 
> 
>> Will,
>> Well the server is actually IMAP not POP but we are not interested in
>> the SMTP data just the mailboxes.  The suggestion about rdist sounds
>> like the program mirrordir that I am using in other situations, the
>> problem is that the data is only as new as the last time the program
>> ran.  The idea of mail forwarding to two servers is more what I had in
>> mind...does anyone know how I might go about doing this?  Thanks
>> Shain
>> 
>> Will Mc Donald wrote:
>> 
>>> I was wondering if you just wanted to replicate your users POP
>> 
> mailboxes? Or
> 
>>> SMTP data as well. I was under the impression (in my limited
>> 
> understanding)
> 
>>> that SMTP data was sent to its destination pretty much immediately but
>> 
> now
> 
>>> that I think about it that can't always be the case, for mail servers
>> 
> not
> 
>>> permanently connected to the net for instance.
>>> 
>>> Will.
>>> 
>>> ----- Original Message -----
>>> From: "Lund, Dennis" <Dennis.Lund at sciatl.com>
>>> To: <sunhelp at sunhelp.org>
>>> Sent: Thursday, January 11, 2001 5:33 AM
>>> Subject: RE: [SunHELP] Email replication
>>> 
>>> 
>>>> rdist is a good idea.  You can configure it to only update files that
>>>> are newer/different then those already in place.  This reduces the
>>>> amount of stuff being duplicated on the secondary server.
>>>> 
>>>> man rdist
>>>> 
>>>> Dennis L. Lund
>>>> 
>>>> -----Original Message-----
>>>> From: John Lee [mailto:johnlee at sc.mcel.mot.com]
>>>> Sent: Wednesday, January 10, 2001 10:18 PM
>>>> To: sunhelp at sunhelp.org
>>>> Subject: RE: [SunHELP] Email replication
>>>> 
>>>> 
>>>> Hi,
>>>> 
>>>> I have one idea. First, you can make email forwarding to the two
>>> 
> servers,
> 
>>>> secondly, use rdist periodically sync the mail data.
>>>> 
>>>> BR
>>>> John
>>>> 
>>>> -----Original Message-----
>>>> From: sunhelp-admin at sunhelp.org [mailto:sunhelp-admin at sunhelp.org]On
>>>> Behalf Of Shain Miley
>>>> Sent: Wednesday, January 10, 2001 9:51 PM
>>>> To: sunhelp at sunhelp.org
>>>> Subject: [SunHELP] Email replication
>>>> 
>>>> 
>>>> Hi,
>>>> Can anyone suggest a way in which I can get real time email replication
>>>> to a second server?  Currently I have two external drives that hold the
>>>> data and twice daily I use mirrordir to copy the data from the original
>>>> to the backup drive, the problem here is that the backup data is
>>>> anywhere between 0 and 12 hours old.  I could run mirrordir more often
>>>> but what I want to do is have a separate server get a copy of any email
>>>> so in the case of a server failure the other machine can be brought up
>>>> as the original as seamless as possible....any ideas?
>>>> Thanks,
>>>> Shain
>>> 




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