Steps to configure per domain disclaimer on ZCS 8.5 and higher versions

Steps to enable domain disclaimer in ZCS 8.5 and higher versions

   KB 23284        Last updated on 2023-05-8  

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Steps to enable disclaimer for a domain

  • Enabled disclaimer feature on global configuration:-
zmprov mcf zimbraDomainMandatoryMailSignatureEnabled TRUE
  • Add plain text and HTML disclaimer to the domain:-
zmprov md DOMAIN.COM zimbraAmavisDomainDisclaimerText "text disclamer"   
zmprov md DOMAIN.COM zimbraAmavisDomainDisclaimerHTML  "<html><body><h1>HTML Disclaimer</h1><br> <h1>User 1</h1><br>phone number here</body></html>" 
  • After adding disclaimer to the LDAP server, enable/generate domain disclaimer files for altermime on MTA server:-
./libexec/zmaltermimeconfig -e DOMAIN.COM

If multiple MTAs configured in ZCS environment then run below command on remaining MTA servers:-


If you do not want to wait for the changes to become active you can run:

zmamavisdctl restart

Steps to disable disclaimer from a domain

  • Run on first MTA server as zimbra user:-
./libexec/zmaltermimeconfig -d DOMAIN.COM
  • Run on other MTA servers:-
  • Completely disable disclaimer feature:-
zmprov mcf zimbraDomainMandatoryMailSignatureEnabled FALSE  
zmprov fc all

Note: Replace DOMAIN.COM with the actual domain name according to your environment.

Submitted by: Heera Singh Koranga
Verified Against: ZCS 10.0, 9.0, 8.8, 8.7, 8.6, 8.5 Date Created: 2017-08-23
Article ID: Date Modified: 2023-05-08

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Wiki/KB reviewed by Heera SME2 Copyeditor Last edit by Barry de Graaff
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