Snippets about network

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  1. SNP080

    List listening ports on linux

    What is this server actually exposing to the world?

    1 line of sh in 1 block, 9 lines of explanation with 4 notes.

  2. SNP065

    Check if a port is open from the terminal

    Is it the firewall, the service, or me?

    2 lines of sh in 2 blocks, 4 lines of explanation.