Linux and Unix Forum

I am trying to configure UFW (uncomplicated firewall) so that is will deny all ports exept port 443 and 4444. How do i do this?

I've uploaded two files, one is a screen shot of my the ftp address to my server and the other is the ftp settings files that is sitting on my ubuntu server. I'M not understanding how it works. Where in the ftp settings to I designate a directory for the …

Hi, I'm new to Linux. Hv been trying Ubuntu, and now sticking to Mint. I'm subscribing to P1 Wimax using usb modem called [URL="http://www.p1.com.my/wimax/overview_ref.aspx"]Wiggy[/URL] There's no driver for linux provided. Wonder if someone can help ....

Hi Everyone, In Linux as a root i need to create a user account with 700 permissions as its home directory permissions, so that user after logging in should not be able to change his/her home directory permissions , he/she should be can change other files/directories inside home directory. So …

Hi, I am on Fedora Core 5 32+ bit. I wonder if there is any command that can tell you when Linux was installed. Thanks.....

Hello =) I have a lilte problem with my dhcp server.. when i try to start isc up.. i got this message "failed to start" syslog: > Jul 1 15:31:11 nectioon-home-server dhcpd: Internet Systems Consortium DHCP Server 4.1-ESV-R4 > Jul 1 15:31:11 nectioon-home-server dhcpd: Copyright 2004-2011 Internet Systems Consortium. > …

When taking the LPI exam do you have to take both the LX0-101 and 102 exams at the same sitting or can you take the two on two different dates? Thanks. Even if I had a job as a Linux admin I would find it almost impossible to do that …

I recently got an ubuntu server up and running in my house. Is there a way I can set it to suspend or hybernate or whatever youi call it so long as hard drive stops spinning and uses less power? What I would like is a way to wake it …

Hey, Im a little new to apache and have just installed it on my ubuntu remix netbook, ive got it working fine but for some reason its not doing anything in the .htaccess files, ive created some random directorys inside /var/www/... and put a .htaccess which only has "deny from …

I'm looking to learn about linux; Computers in general (complete beginner). All the online tutorials that i have used started off at basic level, then quickly go into complex computer jargon (I assume their intended audience were people coming from Windows). I'm looking for a comprehensive book with no gaps …

I'M reading a Linux book and I've come to a section on setting up an NFS service on my home network server. I was told to exid the file /etc/exports. The problem is, I think the book was written for Fedora and my home server is powered by Ubuntu Server …

I've got a linux ubuntu media server running in my house but I've got two small problems with it. How can I set it with a perminate IP so I will not have to physically go to the box each time I turn it on to check the IP? Also, …

which is better?

well basically I am trying to produce a menu with 3 options, 1 displaying usernames of people on the system another option to display bash history and a third to display a message confirming that there is a Firefox Internet history log present on the system for a given User. …

What is the difference between Binary Semaphore & Counting Semaphore? What will be situation to prefer one from both of them?

I am attempting to host multiple sites on a single server by using virtual hosts however I am having a bit of an issue. A bit of info before I begin, -I am using Ubuntu Server 12.04 -I am using Apache2 -I have two domains and two sites, stored in …

I am attempting to setup virtual hosts so that I can host multiple sites on Apache2. I have currently got two files in my /etc/apache2/sites-available folder, each containing the following: <VirtualHost *:80> ServerName www.domain.com ServerAlias domain.com DirectoryIndex index.php DocmentRoot /var/www/domain </VirtualHost> Obviously the 'domain' changes to the domain for the …

First of all, i apologise for my english... I am from Slovenia. So, lets get to the point. I am writting a research projet at collage (Computer Science) and i am writting about clone. I done it all, but stuck on the last exercise. I must write a program, that …

I just installed Ubuntu Server but I'M not getting any network activity, let alone an internet connection. When I type ifconfig I only get the local ip address of 127.0.0.1. I have connect the eth0 port to one of the open ports on my wireless router and I'M still getting …

I'M reading "Linux + Guide to Linux Certification" and I've come to samba and I'M having trouble understanding a few things. The book says I need to add a username and password on the Linux system that corresponds to the username and password on the Windows clients? And then another …

hi everyone , I installed wireshark on my ubuntu 11.10 laptop ,but it tells me no interfaces can be used for capturing with this configuration , so how can I solve this problem ?? Thanks in advance.

When I use username@ipaddress everthing works frine, but when I try to use username@computername I got nothing. It would really be a lot easier to use the computer/server name rather than walk over to the other machine and check the ip evertime. Any ideas? From everything I've read username@computername should …

Hi everyone, Not really a problem as such but jsut wondering if anyone could explain this - when I build a product, the binary executable is roughly 50mb when done. When I tar it up and gzip it (tar -cvf *name* *file*; gzip -9 *file*) and unzip it the bianry …

I'M trying to move an 11 gig .tar.gz file that is pretty much one of my home usernames from my ubuntu laptop to my fedora desktop, here's what I'M getting. developer@garrett-laptop:~$ scp developer@192.168.1.9:/home/develope/fromlaptopsaveDeveloper.tar.gz garrett@192.168.1.5:/home/developer/Desktop developer@192.168.1.9's password: Permission denied, please try again. Permission denied, please try again. Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password). lost …

I have been having some problems with my domain, when it reaches my server the address changes to my IP. I 'own' the domain, "www.domain.com" which is forwared to my router, my router then points it to my server and the pages are displayed e.t.c. Instead of displaying, "www.domain.com/index.php" it …

Hey Guys, we will be very interested in learning from your experiences on using Red Hat Virtualization. I am still trying to understand how does VMware and Red Hat Virtualization fit with each other. Has anyone been on projects where the customer is using both ? and any experiences you …

When I plug in my headphone, the speaker still sounds, how to solve this problem please, I can use alsamixer to adjust the total volume, but I just want the speaker stopped making sound after I plug in my headphone...Thanks for helping...:-)

I'M trying to install Ubuntu Server but I'M getting the following error. Bare in mind that I download the iso a second time believing the file was simple corrupted while downloading but got the same error again anyway. ///cdrom/pool/main/e/e2fsprogs_1.42-1ubuntu2_amd64.deb was corrupt. Download the iso two and got this error twice …

Hey guys, we will be interested in learning from your experience in using Linux in Big Data projects. Has anyone used Hadoop, or MapR or Horton Works on Linux and any experiences you may have had on these. I am more interested in knowing if a certain distribution of Linux …

Hi all, i am new to ubuntu. I am using fire ftp for downloading my project locally in ubuntu but when i click on download, it says "Failed to create directory locally". Is it some root permission issue? if yes, then how i can download my project?

can i install whatsapp in ubuntu...?

Hey, İm currently using ubuntu 12 as my os. İs debian good as ubuntu? worth to use? thanks for answers.

Hi all. I am just beginning to play with Linux, so I have some very noob-ish questions. I am using the Cygwin console on a Windows 7 computer, connecting to a server running a Gentoo kernel. At the moment, I am exploring some of the *real* basic commands: cp, pwd, …

Dear all, I want to know what exactly the below command does in linux box. Command : ls -ltr Is this command sort only the main folders or it sort including the subfolders. Thankyou, Regards, Prem

Hey can someone pls explain me what is program resize2fs and how does it work? i searched the internet and i couldnt find definition that i would understand, so i was hoping anybody here could tell me what it is. Ty for your help

Ok, so I have just set up a server using Ubuntu Server 12.04 but I have hit a bit of a brick wall when attempting to view webpages. I chown'ed the /var/www folder so I could add my files to it and all is working fine from this front but …

Hello, I'm trying to install 10G on Suse 9 Kernel 2.6. Following the tutorial on Oracle site or the product manual, the memory setting must be done on /etc/SYSCTL.CONF. However, this file doesn't exist on Suse and I don't know where I will put the parameters! Did someone tell me …

Hi all, I'm a total newbie to Ubuntu (12.04) - I've literally been using it a few hours. I have a samsung n220 netbook with an RTL8192e card, but its not recognised. I've been slaving away trying to get this thing working (connected to router via ethernet right now). I …

I am attempting to the compile the source at this [page](http://sourceforge.net/projects/sserver/files/). After resolving the dependencies, I am able to configure successfully, however make does not execute without errors. I was under the impression that a successful configure was meant to ensure a successful make, but since this does not seem …

Hello, anyone can tell me how I can fix the "Login timed out after 60 seconds" error, when the system is not even taking 60 seconds, since as soon as it loads, it gives this error when am trying to enter my login details. I have access to the system's …

I am complete new in linux. And i want to know that how to make AD-HOC network using WPA_supplicant? Any help

I have windows 7 and backtrack linux on the same system and i am dual booting them. now i want to remove the "windows 7" partition from my disk and use it to expand my linux OS HDD size. Thanks....

Hi, on a linux machine, what command do I have to type to set up the netmask? And apparently I've heard there is a route command that also has to be input which is something else I don't know about. Can anyone tell me the commands and why it is …

Hello everyone, I've been using Linux for the past ~6months and really enjoy it. I've read a few books so I have a good grasp of linux fundamentals but want to up my skill and have always liked projects as a way to learn. Anyway I would like to build …

Ok so i have downloaded backtrack 5 r2. I have tried to setup the proxy chains but when i try to open a website with this proxies i get this error: |D-chain|-<>-127.0.0.1:9050-<--timeout I dont know why it timeout, but what can i do to fix it. and were can i …

I wanted to ask about RHCSA certification . I am doing MCA presently and have a 2 moths break so i am thinking to do training in red hat so i it good and benificial for me. where hould i do it in delhi/ncr region and about how much will …

So, I've been having a rather hard time configuring this because the flash drives totally screw up when you try to safely power off the system, so I figured I'd tell you how to do a persistent usb install without this... trouble. You'll need to have an 8gb or bigger …

Hello, I need to seperate multiple domains by having and not having A records. I have created a shell script like below, but it is not working, as the $? is same (0) for both the dig commands that have and not have A records. ************************* #!/bin/bash for dom in …

Hi, First of all, i am not trying to hack into anything or anyones e mails. I am new software engineer and I need to log into company wiki page & download info displayed into a text file or something, so i can search for data i am looking for …

I have downloaded backrack linux 5 R2 but when i try to configure my firewall i dont find a place where i can do that, i only find proxy settings, no what is a proxy, is it the sam as a firewall. how can i set up my proxy to …