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• What's the correct SELinux type for a directory?

  - by unthar

  If I create a new filesystem/directory off of / and I set the Linux permissions to 770 I expect the group to be able to read and write files in that directory. SELinux was preventing me from doing this until I changed the SELinux type on that directory to public_content_rw_t. If this is just a directory in which users in that group will share files…

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• iptables: Allow only HTTP access for web browsing

  - by user1448260

  Have a linux box, want it locked down but just be able to surf internet on it. Why is this script blocking http too? #!/bin/sh # # iptables -F # #Set default policies for INPUT, FORWARD and OUTPUT chains # iptables -P INPUT DROP iptables -P FORWARD DROP iptables -P OUTPUT DROP # # Allow TCP connections on tcp port 80 # iptables…

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• Monitor Network Activity of Applications and Users from the Command Line (like Top does for processo

  - by LonnieBest

  Is there a linux command, that works like "top" (like top does for monitoring processor utilization), but shows network activity of users and applications realtime?

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• Can't boot from CD

  - by Jason Swett

  I installed Ubuntu on a PowerBook G4 and it only works about 10% of the time. For this reason I decided to re-install OS X, but my machine won't boot from CD. It also won't boot Ubuntu the vast majority of the time, so I'm kind of screwed. After a ton of tries, I finally got my machine to boot a Linux command line. Is there anything I can do at…

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• Can't boot from CD

  - by Jason Swett

  I installed Ubuntu on a PowerBook G4 and it only works about 10% of the time. For this reason I decided to re-install OS X, but my machine won't boot from CD. It also won't boot Ubuntu the vast majority of the time, so I'm kind of screwed. After a ton of tries, I finally got my machine to boot a Linux command line. Is there anything I can do at…

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• How to detect which process is doing a port scan

  - by Rick

  I have Linux server running a unauthorized process (which I do not know the name of) which is doing a port scan from the server out to the internet. How do I find out which process this is and kill it! Thanks!

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• How to make spamassasin reject mail based on score?

  - by Kaizoku

  I am running linux with postfix, dovcot, postgrey and spamassasin/spamd. This is my main.cf smtpd_recipient_restrictions = permit_sasl_authenticated, permit_mynetworks, reject_unauth_destination, reject_invalid_hostname, …

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• Dropbox to sync *nix home folders.

  - by Somebody still uses you MS-DOS

  I'm using a Linux machine at work, and started using at home in a VM for some home development. I have a vimrc and a bashrc with some configuration, that are useful for both machines. What is the best way to sync them? Create a symlink for each file in my home folder pointing out to a the respectives files in my Dropbox sync folder? Is this…

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• How faster is using an internal IP address instead of an external one?

  - by user349603

  I have a mailing list application that sends emails through several dedicated SMTP servers (running Linux Debian 5 and Postfix) in the same network of a hosting company. However, the application is using the servers' external IP addresses in order to connect to them over SMTP, and I was wondering what kind of improvement would be obtained if…

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• Free tool to extract objects from photos

  - by hasen j

  Is there a free tool that's good at extracting objects from photos? It has to work on linux For instance, extracting a person from a photograph.

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• SUN X4250 OS SuSe - ILOM IP?

  - by ssharizal

  Hi, is there a way or command if im login to SuSe Linux shell which can show me the ILOM IP address. Machine type SUN Netra X4250.

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• Why does pinging a local router return "Destination Host Unreachable"?

  - by Matt H

  I have two tomato routers. One is bridged wirelessly with the other. I have a new server on the network. It's running Ubuntu Server 11.04. They are all connected like this: A - Linux PC B - New Server C - Mac Mini D - Macbook T1 - Tomato 1 T2 - Tomato 2 They are connected like so: A -----+-T1 ==== wireless bridge ==== T2----- ADSL…

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• Oracle Virtualbox on statically compiled kernel

  - by aking1012

  I can't seem to find any documentation on the subject. I'm working on putting together a linux install for a fairly "dirty" environment. Best practice there would be a statically compiled kernel with no module support. I can already do the customizations to strip out unnecessary drivers/etc to get the performance and disable module…

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• Create new vsftpd user and lock to (specify) home / login directory

  - by Geoff Jackson

  I need to periodically give temporary and limited access to various directories on a CentOS linux server that has vsftp installed. I've created a user using useradd [user_name] and given them a password using passwd [password]. I've created a directory in /var/ftp and then I bind this to the directory that I wish to limit access to.…

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• Log viewer server and client

  - by Scott Crooks

  I'm looking for a log viewing solution for (mostly) Linux and (preferably) Windows too. I want to be able to centralize the log information for a lot of servers so that people in the company can see what's going on for different servers. I would guess this would involve having a central server which accepts information from the…

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• How do I host a Windows Terminal (to run Windows applications and be accessed by users via a standar

  - by Ivan

  How do I host a Windows Terminal (to run Windows applications and be accessed by users via a standard MS Remote Desktop client) on a Linux server? I've heard there are some alternatives to Microsoft server software for this purpose.

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• gitk looks ugly / doesn't honor theme settings

  - by hasenj

  I'm running Xubuntu, (actually linux mint with xfce on top, but I suppose it's essentially the same thing) I set my appearance theme to (a modified version of) MurrinaStormCloud, but if I run gitk, it uses ugly font rendering, ugly colors, ugly widgets. I think tcl is the thing to blame here, but can I fix it? Here's a…

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• How can I direct rsync output / log to the remote server?

  - by Guest

  I am able to output rsync logs on the client machine using --log-file=FILE but I want the output to be sent to the server instead. The client is a W7 machine (cygwin) and the server a Linux NAS. This is the command I use which successfully logs the file on the client. I'm looking to have the file sent to the server…

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• Minimal configuration for a machine (vms host) in an old and slow configuration?

  - by Somebody still uses you MS-DOS

  I have a slow machine, mainly a Celeron with 250gb HD. I'm planning to install a Linux distro and create a bunch of VMs for development. Which distro should I choose? I plan to use this machine mainly as a small "hypervisor" to other vms. Is it possible? What do you suggest? Thanks!

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• Installing ArchLinux into Ubuntu 12.04 root

  - by Johnny

  Is it possible to install 2 linux distros into 1 root, so they share same uuid and guid, configs and packages + same user /home folder ? For example: I have Ubuntu and Windows 7 already in dual boot on my laptop. Could I install Arch's base, base-devel and kernel, so it won't conflict with Ubuntu on the same root…

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• Windows Vista not booting after deleting a partition

  - by crapiscrewedup

  Hello, My cousin just deleted his Linux partition and another smaller partitio nand now Windows is not booting, no he does not have the recovery disc. When Windows tries to boot it goes to "GRUB" and says "partition not loaded". What are some GRUB commands? And is it possible to fix this without using the…

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• Is there an alternative to /dev/urandom?

  - by altCognito

  Is there some faster way than /dev/[u]random? Sometimes, I need to do things like cat /dev/urandom /dev/sdb The random devices are "too" secure und unfortunately too slow for that. I know that there are wipe and similar tools for secure deletion, but I suppose there are also some on-board means to…

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• E-mails sent with postfix are marked as spam.

  - by unkown

  I am using gmail as my email provider, and I only have gmail servers for my mx records. I don't like the 500 message per day cap. To address this issue I would like to run postfix on my Linux machine to only send email, port 25 blocked by my firewall. I can send email, however google marks all…

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• How do I get Windows XP to change where My Videos, My Music and My Pictures folders are pointing to,

  - by paulhomebus

  I love how in Linux you can link to folders. Is there some way to get the same functionality in Windows XP, maybe by editing the Registry.

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• Failover Internet connection?

  - by ez_brian0

  Hi In my Linux server i have three network cards. The eth0 card is connected to ISP1, the eth1 card is connected to LAN and the eth3 card is connected to ISP2. What i want to do is to automatically use eth3 as Internet connection if the eth0 connection fails. How can this be done? Another…

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