JB blog

Error: docker: error response from daemon: driver failed programming external connectivity on endpoint ... iptables failed: ~~~ ! -i docker0: iptables: No chain/target/match by that name Root cause: Docker creates the docker chain when it started, but the iptables changed by another process, for example, firewalld. Check iptable: iptables -L Solution: 1. Restart docker and the correct iptables r..

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Download docker-composesudo curl -L "https://github.com/docker/compose/releases/download/1.23.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose Apply executable permissions to the binarysudo chmod +x /usr/local/bin/docker-compose https://docs.docker.com/compose/install/#master-builds

https://docs.docker.com/install/linux/docker-ce/ubuntu/ Uninstall old versionsOlder versions of Docker were called docker or docker-engine. If these are installed, uninstall them:$ sudo apt-get remove docker docker-engine docker.io It’s OK if apt-get reports that none of these packages are installed.The contents of /var/lib/docker/, including images, containers, volumes, and networks, are preser..