[imp] read receip not working

[Andreas Calvo]

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Marco Pirovano escribió:
> Citando Andreas Calvo <andreas.calvo at admi.esci.es>:
> 
> 
>> Hi!
>> I've set up an horde installation, and seems to work everything fine,
>> but when I request a read receip and open the message from horde, it
>> doesn't show anything.
>> Is there any configuration that I should change?
>> Thanks!
> 
> 
> Hi Andreas,
> 
> the read receipt option also depends on MTA.

I'm using postfix as my MTA, and if I try to send a mail with read
receip from a mail app and open it with another mail app, it does work.
What can be wrong?

> 
> For eample, if you are using sendmail as MTA verify that the option:
> 
> # Return-Receipt-To: header implies DSN request
> O RrtImpliesDsn=True
> 
> is set in your sendmail.cf
> 
> You can include in you sendmail.mc the line:
> 
> define(`confRRT_IMPLIES_DSN', `True')
> 
> ans than rebuild your sendmail.cf.
> 
> Hope this help.
> 
> Ciao,
> Marco
> 
> * Marco Pirovano
> * Universita' Bocconi, Area Sistemi Informatici e Telematici
> * Piazza Sraffa 11 - 20136 Milano
> * Tel. +39 02 5836.3173  Fax. +39 02 5836.3160  VoIP. 02 5828.3173
> 
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