One of the most common things I do on Linux machines is open ports to test software in a development environment. In the past, that meant trying to remember (and Googling) cryptic [crayon-55f071474a088817355137-i/] commands. Now, CentOS 7 and Red Hat 7 include the nicer [crayon-55f071474a093430937916-i/] tool to configure the firewall. First, ensure the [crayon-55f071474a09c014579982-i/] service is running: [crayon-55f071474a0a0046023477/] […]
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