#nix-systems

Probros through NAT ports under Samba in Ubuntu VirtualBox guest

The situation is this. Parent OS: Windows 7 guest – Ubuntu Mini with mood lamp + ssh + samba server. Type of network connection to the guest OC in VirtualBox – NAT.

In ubuntu ssh installed on port 2222, apache – at 8080 Port Forwarding made according to the instructions:

Where can I get hands-on exercises for training administration unix?

Hello, do not tell me where you can get hands-on exercises for learning to work with unix, bias in freeBSD.

Small explain. Studied the theory, but now would like to turn out to practice the same team and work with vi enrolled in the spinal cord. And also I would like to understand that he had missed. Ideally hunt train on something like codecademy.com, well, or just find practical tasks such as…

Gmail receives messages in the spam

For a long time have a dedicated server, one of the sites there was a necessity of sending mail. In the ISP manager installed Postfix + opendkim, created a box, the settings have been verified, a letter signed by dkim key in the TXT record was added to the domain’s public key, but when you try to send a test message, for different boxes for different mail services, mail.ru, yandex .ru accept…

Elementary OS не рано ли?

Hi, Habr.

The question may seem strange. But I have seen enough of a bunch of beautiful video Yutuba and hence the question. Is there anyone who uses the above-named Elementary os as the main system, despite the fact that it is in the beta?

Want to put it. Rearrange the system needs to be right now. Well, I do not want to roll back ubuntu. Who uses, unsubscribe, please, on how many bugs? Bugs…

SSH /Conection reset by peer Решено

And so the problem: there is a network computer that is pinged, but ssh is responsible through time, periodically issuing, then connection refused, Then (password protected)

Permission denied Read from socket failed: Connection reset by peer

after which meets all of the same connection refusedfor any inquiries. Restart the network corrects the situation. But after trying IO aborts with the message

PTR and other settings for the "misses" in spam emails

Setting the PTR-record suggests that the specific IP-address revoked the title letter domain. Do I understand correctly that if I have the same IP-address, there are several sites (as they are on the same server), the PTR I can only configure one of them?

And I for one domain PTR has made, and specify the rest of their domains (with which I have scripts are sending messages service) does not work.

Do not run the script at startup Linux Ubuntu

Hello!

There is a small script from the console starts up and works fine, it was necessary to "put" it in the startup, which I added to the script to let /etc/rc.local/. But at system startup script is not run.

Here is now rc.local:

#!/bin/sh -e## rc.local## This script is executed at the end of each multiuser runlevel.# Make sure that the script will "exit 0" on success or any other# value on…

Using a webcam as a surveillance camera

At the entrance bred some addicts who hide all their possessions directly on the floor. To identify siih villains, it was decided to put a miniature webcam (at least in the sight glass) to see who it was running. And pick up them to a computer or noutu on Linux (or if Windows, but not desirable).

Tell me, is there any software that starts to write the video while driving? Ie if the picture is…