Complete Guide: Installing flannel on Ubuntu 20.04 LTS (Focal Fossa) 2024

1. Install "flannel" package

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


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

Learn how to uninstall flannel on Ubuntu 20.04 LTS (Focal Fossa):


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

Package: flannel
Architecture: amd64
Version: 0.9.1~ds1-1
Built-Using: etcd (= 3.2.9+dfsg-2), golang-1.8 (= 1.8.3-2ubuntu1), golang-github-coreos-go-iptables (= 0.1.0-1), golang-github-coreos-go-systemd (= 14-1), golang-github-coreos-pkg (= 3-1), golang-github-coreos-semver (= 0.2.0-2), golang-github-davecgh-go-spew (= 1.1.0-1), golang-github-denverdino-aliyungo (= 0.0~git20170721.0.80ceb80-1), golang-github-ghodss-yaml (= 1.0.0-1), golang-github-go-ini-ini (= 1.28.2-1), golang-github-go-openapi-jsonpointer (= 1:0.0~git20160704.0.46af16f-1), golang-github-go-openapi-jsonreference (= 1:0.0~git20160704.0.13c6e35-1), golang-github-go-openapi-spec (= 1:0.0~git20160808.0.6aced65-1), golang-github-go-openapi-swag (= 1:0.0~git20160704.0.1d0bd11-1), golang-github-google-gofuzz (= 0.0~git20150903.0.e4af62d-2), golang-github-howeyc-gopass (= 0.0~git20160303.0.66487b2-1), golang-github-imdario-mergo (= 0.2.2-2), golang-github-jmespath-go-jmespath (= 0.2.2-2), golang-github-joho-godotenv (= 1.2.0-1), golang-github-jonboulle-clockwork (= 0.1.0-4), golang-github-juju-ratelimit (= 0.0~git20170523.0.5b9ff86-1), golang-github-mailru-easyjson (= 0.0~git20161103.0.159cdb8-1), golang-github-opennota-urlesc (= 0.0~git20160726.0.5bd2802-1), golang-github-puerkitobio-purell (= 1.1.0-1), golang-github-spf13-pflag (= 0.0~git20170508.0.e57e3ee-1), golang-github-ugorji-go-codec (= 0.0~git20151130.0.357a44b-1), golang-github-vishvananda-netlink (= 0.0~git20170407.0.1e86b2b-1), golang-github-vishvananda-netns (= 0.0~git20170707.0.86bef33-1), golang-glog (= 0+git20150801.fca8c88-1), golang-go.crypto (= 1:0.0~git20170629.0.5ef0053-1ubuntu2), golang-gogoprotobuf (= 0.5-1), golang-golang-x-net-dev (= 1:0.0+git20170629.c81e7f2+dfsg-1ubuntu2), golang-golang-x-oauth2 (= 0.0~git20170901.d89af98-1), golang-google-api (= 0.0~git20170907.b1ecfb3-1), golang-google-cloud (= 0.9.0-2), golang-gopkg-inf.v0 (= 0.9.0-1), golang-x-text (= 0.0~git20170627.0.6353ef0-1ubuntu2), golang-yaml.v2 (= 0.0+git20170407.0.cd8b52f-1ubuntu2)
Priority: extra
Section: universe/devel
Origin: Ubuntu
Maintainer: Ubuntu Developers
Original-Maintainer: Debian Go Packaging Team
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 33162
Depends: libc6 (>= 2.4)
Filename: pool/universe/f/flannel/flannel_0.9.1~ds1-1_amd64.deb
Size: 5904664
MD5sum: 5891b475e0f96e15aa312868f0728387
SHA1: 3d833152194da3bb1b943e9a9da851049804f2c2
SHA256: 8f507e595cc5f10d6b09db44626bc4189476cd13ff49faeda010c2c6e6ba1c7d
Homepage: https://github.com/coreos/flannel
Description: Etcd backed network fabric for containers
Description-md5: f98d4b28ba6cabb1cc49ce10ec3a1f9e