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Questions tagged [unix]

Unix is a multitasking, multi-user computer operating system originally developed in 1969 by a group of AT&T employees at Bell Labs.

Excerpt from the Wikipedia page

Unix was originally written in assembly but has since been rewritten in C. It has been branched many times both commercially and open source. One popular variant is the BSD variant which originated from the University of California, Berkeley. It also gave rise to Linux.

Notable variants

  • Silicon Graphics - Irix
  • IBM - AIX
  • Sun Microsystems - Solaris
  • Hewlett Packard - HP-UX

Unix is officially trademarked as UNIX.

Unix on Wikipedia

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Password reset is not working

I am using krb5 authentication to authenticate users in my machine. I am trying to change my password using passwd command but it failed. ~:$ passwd ~:$ Changing Password for bharathi ~:$ Kerberos 5 Password: ~:$ New Password: ~:$ Retype new…
kannanrbk
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Configure IPv6 on FreeBSD webserver

Seems I just can't nail the right rc.conf configuration for IPv6 on my FreeBSD 10 VPS. I'd like to go completely IPv6 and tutorials/instructions i followed aren't really working for me somehow. It's just a basic, minimalistic web server VPS with one…
dzhi
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Using pppd with a serial port?

I just need to send/receive a messages through a unix-socket with PPP. But at first I want to launch the pppd with an usual serial port to make sure I know how it works. As I see, if I bind a pppd to a serial, all the packets that has come there…
Hi-Angel
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updating, upgrading debian linux server except a package

I was looking for a command line to update/upgrade my VPS with the exception of the web server software. I have Nginx v.1.4.7 on my VPS and don't want it to get updated/upgraded when I run any update/upgrade command line. I found this question…
Digital site
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Nginx possible bug with dashes (-) in server_name

The following Nginx (v 1.2.1) configuration server { listen 80; server_name aaa.example.com; root /var/www/aaa; } server { listen 80; server_name hello-world.example.com; root /var/www/hello; } because the server_name of…
Jad Joubran
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keep in tar.bz2 original directory datetime

I'm looking for a solution to create a tar.bz2 file and keep the original folder timestamp. My solution is "touch -t {original timestamp}" file.tar.bz2 manuel@mfpanzuela:~$ ls -la drwxrwxr-x 2 manuel manuel 4096 nov 13 2013…
mferpan
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OSAS v4 Open Systems Accounting Software

My company recently purchased another company and along with it, came an old SCO Openserver (v5) running OSAS v4. We use TinyTerm as recommended to access this but no one knows how to use it. I've been tasked with finding a way to export this data…
Mike66350216
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Unable to clear sendmail mqueue-client

drwxr-xr-x 2 smmsp smmsp 4.0K May 6 23:31 mqueue drwxrws--- 2 smmsp smmsp 29M May 8 10:40 mqueue-client As you can see mqueue-client is filled with 29 megabytes of unsent mail. This seems to be likely from an internal function sending mail to…
Brodie
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If a web root directory has a simlink that points to a folder one-level up, does that pose a security risk?

Assuming a Linux/Unix system. Not asking about any particular server software, just wondering in general. I want to use this to include javascript libraries or things like that in multiple sites or subdomains.
bluegreen
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QMail unable to send email to gmail.com or any address outside the network

I installed qmail and I am able to send and receive emails when i add the address within the network in the /var/qmail/control/smtproutes file. Say I create a virtual domain in my windows machine as abc.com and add "abc.com:" in smtproutes, then…
Mithuna
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Saving SSL password for SVN in Ubuntu

I have tried to set up my SVN that way, that it saves my passwords, but for some reason it won't work. I am using a SSL certificate, for which I need to provide a password every time. I have tried setting it up in ~/.subversion/servers…
Asped
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Exclude with the find command

I need some help getting the find command to work right in a script working on. I need to be able to exclude some directories. Below I have what I'm doing as a work around. sudo find / ( -name firefox -o -name thunderbird -o -name seamonkey \) -type…
Cyberninja
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CPU usage command for monitor script

Is there a command for FreeBSD (except the top -P) I could use to monitor my dedicated server CPU usage? I am in progress of writting my bash script which will notify me as soon as any of the CPU core will be reaching 100% usage. Thats why I need…
Lucas
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How to block rejected messages I did not send?

In exim mainlog I see a lot of rejected messages I did not actually sent (they were send from spammers). 2014-02-20 23:42:47 H=a94-132-158-40.cpe.xxxxxxx.pt (zonhub) [94.132.xxx.xxx] F= rejected RCPT…
dardarlt
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Fix Solaris 11 GNU tools location for RVM

I am trying to install RVM on a Solaris 11 system, the curl -sSL https://get.rvm.io | bash -s stable went through, but when I actually try to use rvm, it simply stats "ERROR: Missing GNU tools: grep which awk cp date find sed tail tar xargs. Make…
Metaphox
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