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. exe -l -p 9999 in one cmd window and nc. yml services: web: build: context Feb 14, 2018 · "Inverse host lookup failed" simply means that nc wanted to print which host name 10. 2 9000 This displays 0: echo $? I have combined it in a shell scr Extract the files (e. 3 and newer introduced a ProxyJump parameter which is a more user-friendly option to the ones you mentioned. 168. Note that I'm on a 32b windows7, for 64bit use nc64. Test by typing Hello in one command window and check if it is displayed in the other. exe. 121 12101 client: echo "hello" | nc 192. Surprisingly I cannot find an answer to my question on Jun 5, 2017 · I'm trying to convert a netCDF file to either a CSV or text file using Python. Use a proper built-to-purpose superserver -- xinetd was the up-and-coming standard 25 years ago; today I'd suggest tcpsvd. Apr 6, 2015 · The old nc version doesn't allow using different usernames for the bastion and target server. yml build web, like so: docker-compose-fev. This is distinct from "I looked it up, but it doesn't seem to correspond to anything" which is what happens outside the container. It's a dataset including latitude, longitude, 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 connection). C:\NetCat) Open two cmd prompts and navigated to cd \NetCat. I have read this post but I am still missing a step (I'm new to Python). g. I have firewalls open and sending a regular message like this works for me: host: nc -l 192. 10 corresponds to, but couldn't. To be perfectly explicit, connecting to the host succeeded, but looking up its name Dec 2, 2016 · I'm trying to send a broadcast message using netcat. 0. 1. Also, I recently learned that ssh 7. Execute nc. Jan 30, 2025 · I want to multiple data extract from cmip6 model data and save as netcdf file by using the following scripts: import pandas as pd import xarray as xr from netCDF4 import Dataset nc_file = (r&qu Jan 14, 2020 · When I build my Debian image from docker-compose, with the command $ docker-compose -f docker-compose-dev. exe localhost 9999 in another. . Apr 6, 2015 · The old nc version doesn't allow using different usernames for the bastion and target server. Feb 3, 2025 · I am trying to prevent unnecessary downloading of large datasets by reading the publicly available files directly from their online location. UNKNOWN is simply what it then prints as the host name.

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