10 More Discussions You Might Find Interesting
1. Emergency UNIX and Linux Support
Dear Linux guru's
I am trying to create a webserver using nc (netcat only) on RHEL 7.2 running on bash shell.
now the easy thing is to get nc listing to a port and respond back
$ while true; do { echo -e 'HTTP/1.0 200 OK\r\n'; set; } | nc -l 7877; done
This when called from a... (3 Replies)
Discussion started by: chakrapani
3 Replies
2. UNIX for Advanced & Expert Users
Currently I run a number of network tests using netcat that checks for an open port on a remote IP-address, using this syntax:
netcat -v -w 5 -z 107.249.95.5 4488
For some reason, the netcat command above is hanging (although others work fine), but a telnet is showing a valid connection like... (4 Replies)
Discussion started by: ckmehta
4 Replies
3. IP Networking
From my machine (ubuntu), I can do
$ nc somemachine 80
But, when I want to connect to other machine that runs nc on different ports, it throws "Connection refused" error.
The same error occurs on my local machine. For example,
nc -l 5555
nc x.x.x.x 5555 --> this throws "Connection... (2 Replies)
Discussion started by: dinga
2 Replies
4. Shell Programming and Scripting
Hi;
I have a url like
http://localhost:8080/examples/jsp/dates/nextPageToPost.jsp?name=ajay&password=pas&sex=Male&check=on&nationality=USA&description=aa&submit=submit
in which i want to use nc for http post for parameters like "name","password"....etc
can neone please help me how to do that... (3 Replies)
Discussion started by: ajaypadvi
3 Replies
5. Linux
Hello,
Thank you very much for the line nc -lp <port> . I tried to run simple chat session with nc as it's shown in catonmatDOTorg but failed miserably with that syntax inspite of opening port 7777 by iptables . But your command example is working nicely.
So a bagful of thanks :))
Only one... (0 Replies)
Discussion started by: vectrum
0 Replies
6. Solaris
hello guys, i want to install netcat on my solaris. after i tar and gunzip netcat i'm confuse what do i must to do ? please help me to install netcat on my solaris. I'm beginner :( (2 Replies)
Discussion started by: praset
2 Replies
7. UNIX and Linux Applications
Please direct me to the right forum tree if i am in the wrong section for this.
i have netcat on a unix machine and there is no man nc or man netcat available.
my command i am using is:
cat $FILE1 | netcat -h $PRINTER -p 9100
(-h -p -d are the only flags available in this version of... (3 Replies)
Discussion started by: dunpealslyr
3 Replies
8. Shell Programming and Scripting
Is there a way how to react on the message a client sent to the server?
I would like as the client sent message to server: "get information such and such" and server would answer.
Thank you for reply! (6 Replies)
Discussion started by: MartyIX
6 Replies
9. UNIX for Advanced & Expert Users
I'd like to do a data transfer without encryption but with a guarantee that my data comes from a legit source. I'm thinking something that uses a public key scheme to sign the data.
Does anyone know of something like that?
Thanks!
-Pileofrogs (1 Reply)
Discussion started by: pileofrogs
1 Replies
10. Programming
Hi Folks
I am not a c programmer .But i need help in writing a program which can do this any ideas on how to go about it .
i start a server on the target server where files need to be copied
start-server -port 5006 & ---start the server and listen it on a partcular port
on the source... (2 Replies)
Discussion started by: linuxdba
2 Replies
HAMEXAM(1) General Commands Manual HAMEXAM(1)
NAME hamexam - Study guide for USA FCC amateur radio (ham radio) license examinations.
SYNOPSIS
hamexam [option]
DESCRIPTION
hamexam presents questions in random order from the selected question pool, and terminates when all questions have been answered correctly.
The session may be interrupted with ^C, and resumed later.
Some questions refer to diagrams. The diagrams for the selected question pool are displayed in a separate window using eog(1).
Licenses are issued by the Federal Communications Commission (FCC), but examinations are administered by Volunteer Examiners.
OPTIONS
If no pool is specified, usage, version, and help information is displayed.
In normal usage, one of the following options should be specified:
t Element 2, the Technician Class pool. This is the entry-level license.
g Element 3, the General Class pool (element 2 is also required).
e Element 4, the Extra Class pool (elements 2 and 3 are also required).
q The question pool is selected interactively.
FILES
A directory ~/.hamexam is created to hold the names of the questions which remain to be answered correctly.
SEE ALSO
For more information regarding licensing, ref. http://www.arrl.org/licensing-preparation-exams
For information regarding the question pools, ref. http://www.ncvec.org/
COPYRIGHT
hamexam is Copyright (c) 2011-2012 John Nogatch <jnogatch@yahoo.com>.
This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MER-
CHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
BUGS
The question pools are normally good for 4 years, but are sometimes modified; ref. http://www.ncvec.org/
hamexam does not automatically update the question pools from the VEC Web site.
HAMEXAM(1)