How to Install and Uninstall nullmailer Package on Ubuntu 20.04 LTS (Focal Fossa)

Last updated: March 15,2025

1. Install "nullmailer" package

This tutorial shows how to install nullmailer on Ubuntu 20.04 LTS (Focal Fossa)


    
        
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                sudo apt update
            
                    
    
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                sudo apt install
            
                        
                nullmailer
            
                    
    
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2. Uninstall "nullmailer" package

This guide covers the steps necessary to uninstall nullmailer on Ubuntu 20.04 LTS (Focal Fossa):


    
        
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                sudo apt remove
            
                        
                nullmailer
            
                    
    
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                sudo apt autoclean && sudo apt autoremove
            
                    
    
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3. Information about the nullmailer package on Ubuntu 20.04 LTS (Focal Fossa)

Package: nullmailer
Architecture: amd64
Version: 1:2.2-3
Priority: extra
Section: universe/mail
Origin: Ubuntu
Maintainer: Ubuntu Developers
Original-Maintainer: David Bremner
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 491
Provides: mail-transport-agent
Depends: lsb-base, debconf (>= 0.5) | debconf-2.0, libc6 (>= 2.15), libgnutls30 (>= 3.6.5), libstdc++6 (>= 5)
Conflicts: mail-transport-agent
Replaces: mail-transport-agent
Filename: pool/universe/n/nullmailer/nullmailer_2.2-3_amd64.deb
Size: 97952
MD5sum: cf00f5a7b9b66af4aef42b29cd6908b5
SHA1: 5007cb79bc73c2166dde41583c53d4006fc18917
SHA256: 2ecf22148d741aff64ee8db68c1d67ca19cbbcf4aa77d073a89c255707cd7bb4
Homepage: http://untroubled.org/nullmailer/
Description: simple relay-only mail transport agent
Description-md5: cf5bb13c21a01ffa34dc0048e9689c33