open a port permanently on linux using nc (netcat) [duplicate]
May 24, 2023 · nc is the wrong tool for this job (to a greater or lesser degree based on which version you have; the more appropriate ones have the option to fork a subprocess for each new incoming …
unix - Why node nc (netcat) give error "inverse host lookup failed ...
Feb 14, 2018 · "Inverse host lookup failed" simply means that nc wanted to print which host name 10.0.0.10 corresponds to, but couldn't. UNKNOWN is simply what it then prints as the host name. …
How to display nc return value in Linux shell script?
I am using nc command in my Linux box like below to check if a port is listening; This displays success message: nc -z 192.168.0.2 9000 This displays 0: echo $? I have combined it in a shell scr...
Windows 7 netcat error: 'nc' is not recognized as an internal or ...
Extract the files (e.g. C:\NetCat) Open two cmd prompts and navigated to cd \NetCat. Execute nc.exe -l -p 9999 in one cmd window and nc.exe localhost 9999 in another. Note that I'm on a 32b windows7, …
What is the difference between ssh proxycommand -W, nc, exec nc
Apr 6, 2015 · The old nc version doesn't allow using different usernames for the bastion and target server. Also, I recently learned that ssh 7.3 and newer introduced a ProxyJump parameter which is a …
How to listen for multiple tcp connection using nc [closed]
Apr 19, 2015 · 4 using nc it is not possible to open parallel connections to same port, however you can trick nc to open multiple connections to same port. To understand this, lets say you start listening on …
Using xarray's open_mfdataset to open a series of .nc files
Jan 26, 2023 · I have a series of files named 0.nc, 1.nc, 2.nc, ... and am looking to use open_mfdataset to open them all at once, in order of filename. However, when I run the command:
Read .nc (netcdf) files using python - Stack Overflow
Apr 1, 2016 · I am trying to learn how to read netcdf files using Python in the most easiest/fastest way. I heard that it can be done with 3 lines of code but I really don't know how. I am running the MITgcm …
Docker Debian nc command not found - Stack Overflow
Jan 14, 2020 · When I build my Debian image from docker-compose, with the command $ docker-compose -f docker-compose-dev.yml build web, like so: docker-compose-fev.yml services: web: …
Test if remote TCP port is open from a shell script
I'm looking for a quick and simple method for properly testing if a given TCP port is open on a remote server, from inside a Shell script. I've managed to do it with the telnet command, and it works