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redirect port and IP to another port and IP in macOS

April 8, 2026
 |  No Comments
 |  command, configuration, information, macos, public_ip, router
search for network interface in macOS or The name of a network interface through which you have wifi/ethernet internet can be called “en0” Install Socat […]

How to tell if a port is open given an IP address in macOS

April 7, 2026
 |  No Comments
 |  command, information, internet, macos, port
the command is: hostname is a string as ‘www.google.com’ or ‘abcd’

hosts in windows

April 5, 2026
 |  No Comments
 |  configuration, console, information
It’s for IP redirection It is a Name to IP mapper. IP-to-IP redirection doesn’t work; only hostname as a string to IP address redirection works. […]

advice on what you can make

September 11, 2025
 |  No Comments
 |  information, port, server
If you have a PC connected to a router by an Ethernet cable or Wi-Fi you can do port forwarding You can purchase a DNS […]

DYN updater by DDCLIENT in linux ubuntu server

September 8, 2025
 |  No Comments
 |  information, linux, public_ip, server
The DDNS service updates the public IP with the DDCLIENT daemon in Linux. The DDNS service I use is called DYN DNS. ddclient is an […]

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