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mailcow: dockerized documentation
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SNAT
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Prepare your system
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Installation, Update & Migration
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Migration
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Deinstallation
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Post Installation Tasks
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Advanced SSL
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Disable IPv6
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DMARC Reporting
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< li class = "md-nav__item" >
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< a href = "../firststeps-ip_bindings/" class = "md-nav__link" >
IP bindings
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../firststeps-local_mta/" class = "md-nav__link" >
Local MTA on Docker host
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../firststeps-logging/" class = "md-nav__link" >
Logging
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../firststeps-rp/" class = "md-nav__link" >
Reverse Proxy
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../firststeps-rspamd_ui/" class = "md-nav__link" >
Rspamd UI
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< / a >
< / li >
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< li class = "md-nav__item md-nav__item--active" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "toc" type = "checkbox" id = "__toc" >
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< a href = "./" class = "md-nav__link md-nav__link--active" >
SNAT
< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../firststeps-sync_jobs_migration/" class = "md-nav__link" >
Sync job migration
< / a >
< / li >
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< / ul >
< / nav >
< / li >
< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_5" type = "checkbox" id = "__nav_5" >
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< label class = "md-nav__link" for = "__nav_5" >
Models
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< / label >
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< nav class = "md-nav" aria-label = "Models" data-md-level = "1" >
< label class = "md-nav__title" for = "__nav_5" >
< span class = "md-nav__icon md-icon" > < / span >
Models
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../models/model-acl/" class = "md-nav__link" >
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ACL
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../models/model-passwd/" class = "md-nav__link" >
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Password hashing
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../models/model-sender_rcv/" class = "md-nav__link" >
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Sender and receiver model
< / a >
< / li >
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< / ul >
< / nav >
< / li >
< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_6" type = "checkbox" id = "__nav_6" >
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< label class = "md-nav__link" for = "__nav_6" >
General Troubleshooting
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< / label >
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< nav class = "md-nav" aria-label = "General Troubleshooting" data-md-level = "1" >
< label class = "md-nav__title" for = "__nav_6" >
< span class = "md-nav__icon md-icon" > < / span >
General Troubleshooting
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../troubleshooting/debug/" class = "md-nav__link" >
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Introduction
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../troubleshooting/debug-admin_login_sogo/" class = "md-nav__link" >
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Admin login to SOGo
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../troubleshooting/debug-rspamd_memory_leaks/" class = "md-nav__link" >
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Advanced: Find memory leaks in Rspamd
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../troubleshooting/debug-attach_service/" class = "md-nav__link" >
Attach to a Container
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../troubleshooting/debug-common_problems/" class = "md-nav__link" >
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Common Problems
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../troubleshooting/debug-logs/" class = "md-nav__link" >
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Logs
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../troubleshooting/debug-mysql_upgrade/" class = "md-nav__link" >
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Manual MySQL upgrade
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../troubleshooting/debug-mysql_aria/" class = "md-nav__link" >
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Recover crashed Aria storage engine
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../troubleshooting/debug-rm_volumes/" class = "md-nav__link" >
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Remove Persistent Data
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../troubleshooting/debug-reset_pw/" class = "md-nav__link" >
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Reset Passwords (incl. SQL)
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../troubleshooting/debug-reset_tls/" class = "md-nav__link" >
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Reset TLS certificates
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< / a >
< / li >
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< / ul >
< / nav >
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< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_7" type = "checkbox" id = "__nav_7" >
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< label class = "md-nav__link" for = "__nav_7" >
Backup & Restore
< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" aria-label = "Backup & Restore" data-md-level = "1" >
< label class = "md-nav__title" for = "__nav_7" >
< span class = "md-nav__icon md-icon" > < / span >
Backup & Restore
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_7_1" type = "checkbox" id = "__nav_7_1" >
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< label class = "md-nav__link" for = "__nav_7_1" >
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Component backup & restore
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< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" aria-label = "Component backup & restore" data-md-level = "2" >
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< label class = "md-nav__title" for = "__nav_7_1" >
< span class = "md-nav__icon md-icon" > < / span >
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Component backup & restore
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< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../backup_restore/b_n_r-backup/" class = "md-nav__link" >
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Backup
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../backup_restore/b_n_r-restore/" class = "md-nav__link" >
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Restore
< / a >
< / li >
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< / ul >
< / nav >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../backup_restore/b_n_r-coldstandby/" class = "md-nav__link" >
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Cold-standby (rolling backup)
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< / a >
< / li >
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< li class = "md-nav__item md-nav__item--nested" >
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< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_7_3" type = "checkbox" id = "__nav_7_3" >
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< label class = "md-nav__link" for = "__nav_7_3" >
Manual backups
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< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" aria-label = "Manual backups" data-md-level = "2" >
< label class = "md-nav__title" for = "__nav_7_3" >
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< span class = "md-nav__icon md-icon" > < / span >
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Manual backups
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< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../backup_restore/b_n_r-backup_restore-maildir/" class = "md-nav__link" >
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Maildir
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../backup_restore/b_n_r-backup_restore-mysql/" class = "md-nav__link" >
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MySQL (mysqldump)
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< / a >
< / li >
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< / ul >
< / nav >
< / li >
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< li class = "md-nav__item md-nav__item--nested" >
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< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_7_4" type = "checkbox" id = "__nav_7_4" >
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< label class = "md-nav__link" for = "__nav_7_4" >
mailcow-internal backups
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< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" aria-label = "mailcow-internal backups" data-md-level = "2" >
< label class = "md-nav__title" for = "__nav_7_4" >
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< span class = "md-nav__icon md-icon" > < / span >
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mailcow-internal backups
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< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../backup_restore/b_n_r-accidental_deletion/" class = "md-nav__link" >
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Recover accidentally deleted data
< / a >
< / li >
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< / ul >
< / nav >
< / li >
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< / ul >
< / nav >
< / li >
< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_8" type = "checkbox" id = "__nav_8" >
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< label class = "md-nav__link" for = "__nav_8" >
Manual/Guides/Examples
< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" aria-label = "Manual/Guides/Examples" data-md-level = "1" >
< label class = "md-nav__title" for = "__nav_8" >
< span class = "md-nav__icon md-icon" > < / span >
Manual/Guides/Examples
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_8_1" type = "checkbox" id = "__nav_8_1" >
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< label class = "md-nav__link" for = "__nav_8_1" >
mailcow UI
< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" aria-label = "mailcow UI" data-md-level = "2" >
< label class = "md-nav__title" for = "__nav_8_1" >
< span class = "md-nav__icon md-icon" > < / span >
mailcow UI
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/mailcow-UI/u_e-mailcow_ui-bl_wl/" class = "md-nav__link" >
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Blacklist / Whitelist
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< / a >
< / li >
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< li class = "md-nav__item" >
2022-02-04 14:27:16 +01:00
< a href = "../../manual-guides/mailcow-UI/u_e-mailcow_ui-config/" class = "md-nav__link" >
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Configuration
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/mailcow-UI/u_e-mailcow_ui-css/" class = "md-nav__link" >
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CSS overrides
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< / a >
< / li >
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< li class = "md-nav__item" >
< a href = "../../manual-guides/mailcow-UI/u_e-mailcow_ui-netfilter/" class = "md-nav__link" >
Netfilter
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/mailcow-UI/u_e-mailcow_ui-pushover/" class = "md-nav__link" >
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Pushover
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/mailcow-UI/u_e-mailcow_ui-spamfilter/" class = "md-nav__link" >
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Spamfilter
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/mailcow-UI/u_e-mailcow_ui-sub_addressing/" class = "md-nav__link" >
Sub-addressing
< / a >
< / li >
< li class = "md-nav__item" >
< a href = "../../manual-guides/mailcow-UI/u_e-mailcow_ui-tags/" class = "md-nav__link" >
Tags (for Domains and Mailboxes)
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/mailcow-UI/u_e-mailcow_ui-spamalias/" class = "md-nav__link" >
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Temporary email aliases
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/mailcow-UI/u_e-mailcow_ui-tfa/" class = "md-nav__link" >
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Two-Factor Authentication
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/mailcow-UI/u_e-mailcow_ui-fido/" class = "md-nav__link" >
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WebAuthn / FIDO2
< / a >
< / li >
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< / ul >
< / nav >
< / li >
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< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_8_2" type = "checkbox" id = "__nav_8_2" >
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< label class = "md-nav__link" for = "__nav_8_2" >
Postfix
< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" aria-label = "Postfix" data-md-level = "2" >
< label class = "md-nav__title" for = "__nav_8_2" >
< span class = "md-nav__icon md-icon" > < / span >
Postfix
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Postfix/u_e-postfix-trust_networks/" class = "md-nav__link" >
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Add trusted networks
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Postfix/u_e-postfix-custom_transport/" class = "md-nav__link" >
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Custom transport maps
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Postfix/u_e-postfix-extra_cf/" class = "md-nav__link" >
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Customize/Expand main.cf
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Postfix/u_e-postfix-disable_sender_verification/" class = "md-nav__link" >
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Disable Sender Addresses Verification
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Postfix/u_e-postfix-attachment_size/" class = "md-nav__link" >
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Max. message size (attachment size)
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Postfix/u_e-postfix-relayhost/" class = "md-nav__link" >
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Relayhosts
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Postfix/u_e-postfix-pflogsumm/" class = "md-nav__link" >
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Statistics with pflogsumm
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Postfix/u_e-postfix-postscreen_whitelist/" class = "md-nav__link" >
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Whitelist IP in Postscreen
< / a >
< / li >
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< / ul >
< / nav >
< / li >
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< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_8_3" type = "checkbox" id = "__nav_8_3" >
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< label class = "md-nav__link" for = "__nav_8_3" >
Unbound
< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" aria-label = "Unbound" data-md-level = "2" >
< label class = "md-nav__title" for = "__nav_8_3" >
< span class = "md-nav__icon md-icon" > < / span >
Unbound
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Unbound/u_e-unbound-fwd/" class = "md-nav__link" >
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Using an external DNS service
< / a >
< / li >
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< / ul >
< / nav >
< / li >
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< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_8_4" type = "checkbox" id = "__nav_8_4" >
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< label class = "md-nav__link" for = "__nav_8_4" >
Dovecot
< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" aria-label = "Dovecot" data-md-level = "2" >
< label class = "md-nav__title" for = "__nav_8_4" >
< span class = "md-nav__icon md-icon" > < / span >
Dovecot
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Dovecot/u_e-dovecot-extra_conf/" class = "md-nav__link" >
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Customize/Expand dovecot.conf
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Dovecot/u_e-dovecot-any_acl/" class = "md-nav__link" >
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Enable "any" ACL settings
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Dovecot/u_e-dovecot-expunge/" class = "md-nav__link" >
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Expunge a Users mails
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Dovecot/u_e-dovecot-fts/" class = "md-nav__link" >
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FTS (Solr)
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Dovecot/u_e-dovecot-idle_interval/" class = "md-nav__link" >
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IMAP IDLE interval
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Dovecot/u_e-dovecot-mail-crypt/" class = "md-nav__link" >
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Mail crypt
< / a >
< / li >
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2021-04-01 12:20:45 +02:00
< li class = "md-nav__item" >
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< a href = "../../manual-guides/Dovecot/u_e-dovecot-more/" class = "md-nav__link" >
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More Examples with DOVEADM
< / a >
< / li >
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2021-04-01 12:20:45 +02:00
< li class = "md-nav__item" >
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< a href = "../../manual-guides/Dovecot/u_e-dovecot-vmail-volume/" class = "md-nav__link" >
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Move Maildir (vmail)
< / a >
< / li >
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2021-09-23 20:30:54 +02:00
2021-04-01 12:20:45 +02:00
< li class = "md-nav__item" >
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< a href = "../../manual-guides/Dovecot/u_e-dovecot-public_folder/" class = "md-nav__link" >
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Public folders
< / a >
< / li >
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2021-09-23 20:30:54 +02:00
2021-04-01 12:20:45 +02:00
< li class = "md-nav__item" >
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< a href = "../../manual-guides/Dovecot/u_e-dovecot-static_master/" class = "md-nav__link" >
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Static master user
< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Dovecot/u_e-dovecot-catchall_vacation/" class = "md-nav__link" >
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Vacation replies for catchall addresses
< / a >
< / li >
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< / ul >
< / nav >
< / li >
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2021-09-23 20:30:54 +02:00
2021-04-01 12:20:45 +02:00
< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_8_5" type = "checkbox" id = "__nav_8_5" >
2021-09-23 20:30:54 +02:00
< label class = "md-nav__link" for = "__nav_8_5" >
Nginx
< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" aria-label = "Nginx" data-md-level = "2" >
< label class = "md-nav__title" for = "__nav_8_5" >
< span class = "md-nav__icon md-icon" > < / span >
Nginx
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Nginx/u_e-nginx_webmail-site/" class = "md-nav__link" >
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Create subdomain webmail.example.org
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< / a >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Nginx/u_e-nginx_custom/" class = "md-nav__link" >
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Custom sites
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< / a >
< / li >
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< / ul >
< / nav >
< / li >
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2021-09-23 20:30:54 +02:00
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2021-10-29 12:30:34 +02:00
< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_8_6" type = "checkbox" id = "__nav_8_6" >
< label class = "md-nav__link" for = "__nav_8_6" >
Watchdog
< span class = "md-nav__icon md-icon" > < / span >
< / label >
< nav class = "md-nav" aria-label = "Watchdog" data-md-level = "2" >
< label class = "md-nav__title" for = "__nav_8_6" >
< span class = "md-nav__icon md-icon" > < / span >
Watchdog
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
< li class = "md-nav__item" >
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< a href = "../../manual-guides/Watchdog/u_e-watchdog-thresholds/" class = "md-nav__link" >
2021-10-29 12:30:34 +02:00
Thresholds
< / a >
< / li >
< / ul >
< / nav >
< / li >
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< li class = "md-nav__item" >
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< a href = "../../manual-guides/Redis/u_e-redis/" class = "md-nav__link" >
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Redis
< / a >
< / li >
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2021-09-23 20:30:54 +02:00
2021-04-01 12:20:45 +02:00
< li class = "md-nav__item" >
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< a href = "../../manual-guides/Rspamd/u_e-rspamd/" class = "md-nav__link" >
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Rspamd
< / a >
< / li >
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2021-09-23 20:30:54 +02:00
2021-04-01 12:20:45 +02:00
2022-04-07 21:33:26 +02:00
< li class = "md-nav__item md-nav__item--nested" >
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_8_9" type = "checkbox" id = "__nav_8_9" >
< label class = "md-nav__link" for = "__nav_8_9" >
ClamAV
< span class = "md-nav__icon md-icon" > < / span >
< / label >
< nav class = "md-nav" aria-label = "ClamAV" data-md-level = "2" >
< label class = "md-nav__title" for = "__nav_8_9" >
< span class = "md-nav__icon md-icon" > < / span >
ClamAV
< / label >
< ul class = "md-nav__list" data-md-scrollfix >
< li class = "md-nav__item" >
< a href = "../../manual-guides/ClamAV/u_e-clamav-whitelist/" class = "md-nav__link" >
Whitelist
< / a >
< / li >
< li class = "md-nav__item" >
< a href = "../../manual-guides/ClamAV/u_e-clamav-additional_dbs/" class = "md-nav__link" >
Additional Databases
< / a >
< / li >
< / ul >
< / nav >
< / li >
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< li class = "md-nav__item" >
2022-02-04 14:27:16 +01:00
< a href = "../../manual-guides/SOGo/u_e-sogo/" class = "md-nav__link" >
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SOGo
< / a >
< / li >
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2021-04-01 12:20:45 +02:00
2021-09-23 20:30:54 +02:00
2021-04-01 12:20:45 +02:00
< li class = "md-nav__item md-nav__item--nested" >
2022-04-07 21:33:26 +02:00
< input class = "md-nav__toggle md-toggle" data-md-toggle = "__nav_8_11" type = "checkbox" id = "__nav_8_11" >
2021-04-01 12:20:45 +02:00
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2022-04-07 21:33:26 +02:00
< label class = "md-nav__link" for = "__nav_8_11" >
2021-09-23 20:30:54 +02:00
Docker
< span class = "md-nav__icon md-icon" > < / span >
< / label >
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< nav class = "md-nav" aria-label = "Docker" data-md-level = "2" >
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< h1 > SNAT< / h1 >
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< p > SNAT is used to change the source address of the packets sent by mailcow.
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It can be used to change the outgoing IP address on systems with multiple IP addresses.< / p >
< p > Open < code > mailcow.conf< / code > , set either or both of the following parameters:< / p >
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< div class = "highlight" > < pre > < span > < / span > < code > # Use this IPv4 for outgoing connections (SNAT)
SNAT_TO_SOURCE=1.2.3.4
# Use this IPv6 for outgoing connections (SNAT)
SNAT6_TO_SOURCE=dead:beef
< / code > < / pre > < / div >
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< p > Run < code > docker-compose up -d< / code > .< / p >
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< p > The values are read by netfilter-mailcow. netfilter-mailcow will make sure, the post-routing rules are on position 1 in the netfilter table. It does automatically delete and re-create them if they are found on another position than 1.< / p >
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< p > Check the output of < code > docker-compose logs --tail=200 netfilter-mailcow< / code > to ensure the SNAT settings have been applied.< / p >
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< a href = "https://github.com/mailcow" target = "_blank" rel = "noopener" title = "github.com" class = "md-social__link" >
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< svg xmlns = "http://www.w3.org/2000/svg" viewBox = "0 0 480 512" > <!-- ! Font Awesome Free 6.1.1 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2022 Fonticons, Inc. --> < path d = "M186.1 328.7c0 20.9-10.9 55.1-36.7 55.1s-36.7-34.2-36.7-55.1 10.9-55.1 36.7-55.1 36.7 34.2 36.7 55.1zM480 278.2c0 31.9-3.2 65.7-17.5 95-37.9 76.6-142.1 74.8-216.7 74.8-75.8 0-186.2 2.7-225.6-74.8-14.6-29-20.2-63.1-20.2-95 0-41.9 13.9-81.5 41.5-113.6-5.2-15.8-7.7-32.4-7.7-48.8 0-21.5 4.9-32.3 14.6-51.8 45.3 0 74.3 9 108.8 36 29-6.9 58.8-10 88.7-10 27 0 54.2 2.9 80.4 9.2 34-26.7 63-35.2 107.8-35.2 9.8 19.5 14.6 30.3 14.6 51.8 0 16.4-2.6 32.7-7.7 48.2 27.5 32.4 39 72.3 39 114.2zm-64.3 50.5c0-43.9-26.7-82.6-73.5-82.6-18.9 0-37 3.4-56 6-14.9 2.3-29.8 3.2-45.1 3.2-15.2 0-30.1-.9-45.1-3.2-18.7-2.6-37-6-56-6-46.8 0-73.5 38.7-73.5 82.6 0 87.8 80.4 101.3 150.4 101.3h48.2c70.3 0 150.6-13.4 150.6-101.3zm-82.6-55.1c-25.8 0-36.7 34.2-36.7 55.1s10.9 55.1 36.7 55.1 36.7-34.2 36.7-55.1-10.9-55.1-36.7-55.1z" / > < / svg >
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< a href = "https://twitter.com/mailcow_email" target = "_blank" rel = "noopener" title = "twitter.com" class = "md-social__link" >
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< svg xmlns = "http://www.w3.org/2000/svg" viewBox = "0 0 512 512" > <!-- ! Font Awesome Free 6.1.1 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2022 Fonticons, Inc. --> < path d = "M459.37 151.716c.325 4.548.325 9.097.325 13.645 0 138.72-105.583 298.558-298.558 298.558-59.452 0-114.68-17.219-161.137-47.106 8.447.974 16.568 1.299 25.34 1.299 49.055 0 94.213-16.568 130.274-44.832-46.132-.975-84.792-31.188-98.112-72.772 6.498.974 12.995 1.624 19.818 1.624 9.421 0 18.843-1.3 27.614-3.573-48.081-9.747-84.143-51.98-84.143-102.985v-1.299c13.969 7.797 30.214 12.67 47.431 13.319-28.264-18.843-46.781-51.005-46.781-87.391 0-19.492 5.197-37.36 14.294-52.954 51.655 63.675 129.3 105.258 216.365 109.807-1.624-7.797-2.599-15.918-2.599-24.04 0-57.828 46.782-104.934 104.934-104.934 30.213 0 57.502 12.67 76.67 33.137 23.715-4.548 46.456-13.32 66.599-25.34-7.798 24.366-24.366 44.833-46.132 57.827 21.117-2.273 41.584-8.122 60.426-16.243-14.292 20.791-32.161 39.308-52.628 54.253z" / > < / svg >
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< script id = "__config" type = "application/json" > { "base" : "../../.." , "features" : [ "navigation.top" , "navigation.tracking" ] , "search" : "../../../assets/javascripts/workers/search.b97dbffb.min.js" , "translations" : { "clipboard.copied" : "Copied to clipboard" , "clipboard.copy" : "Copy to clipboard" , "search.config.lang" : "en" , "search.config.pipeline" : "trimmer, stopWordFilter" , "search.config.separator" : "[\\s\\-]+" , "search.placeholder" : "Search" , "search.result.more.one" : "1 more on this page" , "search.result.more.other" : "# more on this page" , "search.result.none" : "No matching documents" , "search.result.one" : "1 matching document" , "search.result.other" : "# matching documents" , "search.result.placeholder" : "Type to start searching" , "search.result.term.missing" : "Missing" , "select.version.title" : "Select version" } } < / script >
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< script src = "../../../assets/javascripts/bundle.6c7ad80a.min.js" > < / script >
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< script src = "../../../assets/javascripts/client.js" > < / script >
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< / body >
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