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<span class="x_elementToProof x_ContentPasted0" style="font-size: 12pt; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; margin: 0px; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">When installing 24.04
postfix is now part of the required packages. In a non-interactive installation, this can cause problems as the default values try to populate $myhostname using dns. To get a working installation, I used debconf-get-selections | grep postfix after installing
postfix with the "no configuration" option.</span>
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postfix postfix/main_mailer_type select No configuration
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/mailbox_limit string 0</div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/procmail boolean </div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/main_cf_conversion_warning boolean true</div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/compat_conversion_warning boolean true</div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/mailname string /etc/mailname</div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/recipient_delim string +</div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/not_configured error </div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/root_address string </div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/relayhost string </div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/bad_recipient_delimiter error </div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/dynamicmaps_conversion_warning boolean </div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/rfc1035_violation boolean false</div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/destinations string </div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/newaliases boolean false</div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/protocols select </div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/chattr boolean false</div>
<div class="x_ContentPasted1" style="margin:0px">postfix postfix/mynetworks string 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128</div>
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This ensures no aliases are created for postfix and hence the installation goes through.</div>
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Best regards</div>
<div class="elementToProof"><span class="x_elementToProof x_ContentPasted0 x_ContentPasted1" style="font-size: 12pt; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; margin: 0px; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">Balder
Lindblom</span></div>
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