「Linuxサーバの特定ポートが開いているか調べたくて、telnetを使ってるけど面倒…」 「もっと手軽にポートが通るか確認できるコマンドってないの？」 netcat (nc) は、簡易なネットワーク接続テストやデータ転送などに使える多機能なユーティリティ。

Netcat lets you read from and write to network connections using TCP or UDP, enabling simple tasks like checking if a specific port on a computer is open and reachable (port scanning), transferring ...

There’s no shortage of software solutions that can help you transfer files between computers. However, if you do this very rarely, the typical solutions such as NFS and SFTP (through OpenSSH) might be ...

$[run]sudo DEBIAN_FRONTEND=noninteractive apt-get install -d -y --no-install-recommends nmap && echo nmap-downloaded $[veryslow]nmap-downloaded $[run]sudo DEBIAN_FRONTEND=noninteractive apt-get ...

Netcat, also known as “nc”, is a powerful tool that can be used for a variety of tasks in the Linux operating system. One of the most common uses of Netcat is for file transfer between two Linux ...

I am trying to install a Rust server on Ubuntu 23.04, it fails at installing dependencies for steamcmd. E: Package 'netcat' has no installation candidate sudo dpkg --add-architecture i386; sudo apt ...

The final part of this three-part series shows you not only how to disable the firewall using netcat and iperf, but how to test Apposite's new virtual WAN emulator. This is the third and final article ...