Hot Solutions

1. I have a Dell N5110 running Ubuntu 12.04.

2. My goal is to get Eclipse IDE running on my Dell laptop for C++/C development.

3. I downloaded Eclipse; however, when I tried to run eclipse, it could not find a JDK or a JRE. I saw the...

Dear Experts:

I think shortly ubuntu 12.4 LTS will be released , soon in few weeks we are migrating the mail services to zimbra open source edition,  as this is a production server after the release of ubuntu server 12.4 LTS can it be...

I'm having some issues with installing and discovering Operations Manager agents on RHEL6 servers.

The main issue is with the certificates.

I get some variation of this error:

The server certificate on the destination computer...

Hello All -

I just installed BackTrack 5 R2 x64 Gnome alongside Windows 7 x64 on my laptop.  I've used many linux distros before, but it's been a while since I've used BackTrack.  I found that it is built on Ubuntu now, though.

Anyways, I...

So I am trying to install Wine in Fedora 16, but I am getting the following error:

--> Processing Dependency: libncurses.so.5 for package: sqlite-3.7.7.1-1.fc16.i686
--> Running transaction check
---> Package ncurses-libs.i686...

Whats the command to  unzip a specific a file in linux  ?

I  have  test.zip .

Inside  this  test.zip  I have a class  abc.class  in some folder.

I want to extract this abc.class  only.

whats the Linux command ?

I have a DVR that can be accessed through internet by entering   http://globalip:8082
Thats works fine.
In the DVR , in systems  setup window  ,I can see the DDNS setup details. EX: account name say abcd
According to the user manual I should...

Hello. I have a question to ask you regarding Linux Ubuntu v.11.10 64-bit.

I notice when I am using the default web browser for Ubuntu v.11.10 -- that is Firefox, and I wish to play some YouTube.com video on it (as a test trial and found a...

I'm using this document to compile DansGuardian with clamav support but am hitting a snag:
http://blog.redbranch.net/2010/11/24/building-an-rpm-package-dansguardian-2-10/#comment-375

Attached is the rpmbuild output & the tmp file showing the...

Hello Experts,

What is the difference in the 'iptatbles -L' output  'Chain INPUT (policy DROP)' and 'Chain INPUT (policy ACCEPT)'  ??

Is the 1st one mean by default all incoming packets will be droped and the second one mean by default all...

I am pretty new to linux and am working on migrating and existing LDAP server to a newer OS version, CentOS 6.2. I have managed LDAP using phpldapadmin before so I was shielded from the underworkings of ldap.

The old server is using openldap...

Dovecot is running SSL fine on port 995 and I can pull down email.  Here's my dovecot.conf settings:
 


But when sending email out on port 465 with MS Outlook I see this in the sendmail logs:
 

Connecting to port 465 with openssl like...

Hello,

I have a customer who wants to convert their Windows 2003 server from a physical box to a VirtualBox Virtual Machine on an Ubuntu host.  The server has a C: drive that holds the OS and a D: drive that holds data and some program files....

An IP sprayer has many names:
1) IP sprayer
2) network sprayer
3) load balancer
4) network dispatcher
5) load dispatcher
6) and even cache server is used sometimes

But the functionality is the same. You want to spread the load on...

Experts,

Looking for a Linux UTM firewall.  I would like a solution that can be webbased managed, that has proxy, firewall stop viruses all that good stuff to keep my network secure.

Thanks for any ideas.

I want to setup a Linux VM as a time server. I have installed NTP but do not want it to sync with an external source. Is that possible? Was NTP the correct way to setup this time server? Also when attempting to set my Windows client up using this...

I just installed Fedora 16 on my computer but i can't access network shares on a windows server.

I can RDP to that server just fine.

I open file > Connect to Server

I change the type to windows share and put the IP of that server along...

Hi, I'm a relatively newbie to linux and have a Debian 6.0 (Squeeze) VM and wanted to upgrade it from MySQL 5.1 to 5.5, but when I do a:

"apt-get install mysql-server-5.5", I get a:

E: Unable to locate package mysql-server-5.5
E: Couldn't...

I have mysql running on centos 5.6.  How do i create a chron job that will do the following:

- backup the mysql data
- set a schedule for the backup to run
- set a directory for the backup file to be saved in

I have a debian server for simple web hosting (wordpress mainly), and some tomcat applications. I have fail2ban, munit and monit installed. Fail2ban now monitors ssh and for ddos attacks on ssh.

In jail.conf I see apache, apache-noscript and...

Hello. I have a few questions to ask you.

With Linux Ubuntu 64-bit, do I need to install Internet security software?

Do you recommend adding Internet security software?

What security software brands or reliable software manufactures...

Hi expertos,

I have Ubuntu 10.4LTS server running for more than 1 year without problems.

On this server I have Pure-FTP-MySQL installed (pure-ftpd-common pure-ftpd-mysql) with explicit TLS and self-signed certificate. Works perfectly!
 
...

Hi

I've asked to install JDK 1.4 on a centos 5.7 server. I have seen tons of java's jre, kdk, j2***,m etc and I'm very confuse. Please, does any body can tell me where to download the jdk 1.4 RPM file for my centos server?

Thanks.

could you please provide Linux L3 level  interview questions.

I run at nagios server at work and i want to install a plugin to monitor my vmware environment.  I'm just running the free version of ESXi so i don't have any builtin fancy tools.

I found this plugin and it seems promising.

i installed the...

I am trying to configure the postfix smtp with amavis and clamav.
I've succeeded, more or less, with launching all the required services, according to the following guide:
http://www.howtoforge.com/amavisd_postfix_debian_ubuntu

Yet,. I need...

Hi,

we have a server that we can SSH to remoteley over the internet. But the server is unable to ping and domains or ip addresses outside its own network.

The server is running asterisk and that is working fine it can make calls fine. But...

hi i have the following commandline being executed.

 

however i keep getting the result find: missing argument to `-exec'

what are the missing commandline parameters for -exec???

the task of this commandline cron is to delete any...

Hello All,

Simple question, I have used Putty for a long time but it doesn't provide a "search" option within the configurations that I check. (Or at least that I am aware of)
What other windows terminal software can you recommend that...

Hi

I locked my admin account on SSL-Explorer 1.0.0_RC17 .  I can login with user accounts to ssl-explorer and I can login to Ubuntu/unix command line as root.  How do I unlock or reset my admin account.  I know what the admin password is so...

I'm trying to install a nagios plugin but i'm getting an error within CPAN.
 
So then i try and install the Tiny.pm
 
Not sure what to do next....

Hello,

I get this error `  syntax error near unexpected token `}'    `   when running the script.

Script look like this shown below. Note: we commented the function so that it won't get called when we run the script, but don't know why we...

Hello,

I have a command output like this:


# cat /proc/cpuinfo | grep 'core id'
core id         : 0
core id         : 0
core id         : 1
core id         : 1
core id         : 9
core id         : 9
core id         : 10
core id   ...

I have a dedicated server with my host but when I try to upload a plugin or theme, I get this error:

The uploaded file exceeds the upload_max_filesize directive in php.ini.

Now, according to my host, I have to use ssh to edit the php.ini...

Hello -- I have two SUSE 9 servers and I'm trying to replicate some files between them using rsync.  

Server A successfully replicates to B but when I issue the rsync command on B I first get prompted to enter a password and then I get this...

Hello,

Is there any way that we can mention rule in iptables similar to this ??

iptables -A INPUT ! (-s 10.0.0.0/8 | -s 172.16.0.0/12  |  -s 192.168.0.0/16  )  -j ACCEPT

The above rule not working, How do i mention multiple subnets in...

Hello, I would like to do a Redhat Cluster on my Vmware Workstation for training purpose.

Is it possible to do it.? If yes, do you have a step by step guide?

Hi,
this is simple question:
MUST or SHOULD I reinstall ESXi 5.0 host if I change and add CPU?

I have currently Xeon E5420 CPU (Quad-Core, 2.5GHz, 12 MB Cache).
I will install TWO Xeon L5420 CPUs, which differ on spec sheet only by power...

Hi,

I'm searching for a dual video card support for centos 5.x? Can you let me know if you successfully installed it on your system or have experience with installing it?

Thank you,
Victor

Hi there,

I'm trying to upgrade OpenSSH from 4.3p2 to 5.8p1
I'm following instructions from: http://dancunningham.co.uk/2011/06/22/upgrade-openssh-on-centos-5/

When I started, 5.8p2  so I just changed it to 5.8p1 and downloaded it myself....

Hello,

I'm using a ssh session on a Linux server to start an Embedded Jetty Server to run a web application that exposes web services. When I use the java -jar start.jar to bring up the Jetty web server instance I don't have access to the...

Hi, I work on a server running linux and postfix. I have installed SpamAssasin with webmin. and it is running but it doesn't seem to filter any spam. Is there a configuration piece I'm missing?

Thanks!

I have a  application folder  "myapps"  in Ubuntu Linux.

I want to  run a linux command which will  REMOVE  all files from "myapps"  but  EXCLUDE the following files

(i) service.properties
(ii) email.properties
(iii) security.xml
(iv)...

Greetings, experts.  Here is my situation:

Have a server running qmail.  Apparently someone has figured out how to send emails through anonymous@domainname.com.  Like...lots of them.  Is there any reason why "anonymous" can't be simply turned...

I have been using rdesktop to connect to my windows systems for about a year without any issues.  I have connected to Windows XP, Vista, Server 2003 and 2008 r2 without any problems.

Also I use a smart card, so I have been using the "-r scard"...

Hey guys

I have built a computer with which has Ubuntu 11 installed as a host PC, and then I have 2 x Windows 7 Home Prem installations running on it on VMWare Workstation as virtual guests. The purpose of this machine is that I can connect to...

Is there anything for ubuntu comparable to parallels in the mac world.

root@ubuntu:/var/www# service apache2 restart
Syntax error on line 1 of /etc/apache2/httpd.conf:
DocumentRoot takes one argument, Root directory of the document tree
Action 'configtest' failed.
The Apache error log may have more information....

Hi Experts,

Can any one recommend a good and easy to use open source backup software for windows and linux that can backup a file and directories on a central storage?

I heard rsync, but I find it very hard to implement especially when the...

How do I start myql? Log file below

ran command  /etc/init.d/mysqld start ( or restart)

MySQL Daemon failed to start.

[root@u153777777 ~]# /etc/init.d/mysqld restart
Stopping mysqld:                                           [  OK  ]...

Hi There,

Can someone please tell me if there is a function or an app i can use on my ASUS Transformer Prime running ice cream sandwich to connect to a domain, access files share on server or RDP etc...

If you require more info please let...

Hi,

I want to do so C/C++ development on my Dell N5110. This laptop is running Windows 7 Home Premium and has 4GB RAM. Plenty of hard drive space!

1. What flavors of Linux can I run under dual boot?

2. Should I go for dual boot, or use...

I have a few CentOS 5.6 servers and the time is not correct on all of them.  How do I set the time on it to be accurate in the EST time zone?  Also, is there a way to point the CentOS servers to a NTP server that is on the internet?  I don't have...

Hi Folks

Am attempting to install a commercial cert for my mail server. Am getting the errors in the attached screenshots. Could someone help please?

The FQDN servername is correct.
The common name on the cert is correct.

I don't choose...

I have the following Raid 1 setup:

2 identical hard drives with 2 Raid partitions.

md0 ext4 /
md1 swap

One of my hard drive failed. When I try to boot with just 1 hard drive, Grub starts properly, then a blank screen.

Shouldn't...

Do you maybe know where on the web I can find a list of common servers from hp, dell, ibm, etc and when were they put to the market?

example:       
HP ProLiant DL380 G7 (2011)

I have a very strange situation that has left me banging my head. I'm hoping someone can help.

Hardware: IBM x3650 (7979-AC1) with Intel E5430 Quad-Core CPU

OS: RedHat EL v4.0 Update 9

I am trying to enable virtualization on this...

I am using RHEL 6.2

I get the follwing issue on a rpm install

 

So I try to correct:

 

It still does not see the library somehow

How can I fix this ?

i'm trying to unzip a file on my HPUX server using the following:

gunzip -S .zip myfile.zip

The file has been compressed on a windows machine and ftp in binary mode to my unix machine. I'm getting the following error when i try the gunzip...

i want to host a web application  in amazon EC2  and needs to access  it from internet.how to do that.could you please provide the steps

Hello, I am looking for some help reading a USB HID device with LIBUSB and Perl. I have this basic code.

 

It does not work, This has a C example http://rowsandcolumns.blogspot.com/2011/02/read-from-magtek-card-swipe-reader-in.html and here...

Hello Experts,

I want to block access from all public IPs to my linuxbox. I was told that linuxbox will be accessed only from intranet so block all public IP's access to linux box. Our LAN use Class A, Class B and Class C ip-address,  i want...

I've seen this question a handfull of times, but in this case I can't control how the client connects. Client is an iomega ix4-200d "Cloud Edition" NAS, and I don't have any control of how it initiates the rsync transfer, as it's all scripted by...

Hello Experts,

I'm looking for an open source / free Helpdesk ticketing system.  
Hopefully something where we have the possibility of checking everything via Web.

Thank you,
Randall

I see that the file system is of hda type.
i confirmed by seeing fdisk /dev/hda and then executing p.

My software expects sda type to be present. It fails to install as it does not find sda file system.

My question is , IS it possible to...

Hello experts,

I don't own a Sun STK 6540, but I am trying to learn how to administer it

I have found alot of procedures and documentations about this storage's administration...

Is there a Linux command line app that shows the status of a Dell PERC RAID array?

Thanks,

http://www.t1shopper.com/

PS. CentOS 5.x on PowerEdge 2900
http://www.dell.com/support/drivers/us/en/555/DriversHome/NeedProductSelection

Could you kindly address below mac 10.7 beginner questions

1. Given a program is installed - how can I know if its a i386 or x86_64 based app? I've been switching my kernel between i386 & x86_64 over the time.

2. I've installed openssl...

Hey guys,
I can't figure out where this conf file be to change this setting. I have some php that allows someone to select a file and upload it and it works great for smaller files but as soon as I get around 5 MB it times out. The webpage spins...

I have two Linux machines, LinMacA (192.168.28.241) and LinMacB (192.168.28.242).

I transfer files using SFTP from LinMacB to LinMacA, using usernames and passwords.

But now I want to establish a password-less SFTP using a public key so...

Hi,

I have a Adito VPN source code adito-0.9.1-bin.tar.gz.

How can I do the following:
1. Install the ADITO VPN from the source code provided in the directory /usr/local/bin/
2. Create an ADITO user.
3. Define a policy and a rule for...

Hi Experts,

Please help me... :(

I'm trying to setup Postfix on Debian server which also have Bind9 installed.

I managed to get my Postfix email server to send mails successfully to the local domain and received successfully a test...

1. I am setting up Linux (dual boot with Windows 7) on a Dell N5110 with 4GB.

2. What are the difference between Ubuntu / Kubuntu / Xubuntu / Mythbuntu and what are the considerations for choosing one over the others? My main requirement is to...

I have setup a new cluster in vSphere 5 with the vCenter and have installed HA. There are only two ESXi 5 host servers in the cluster. I can vmotion all the VMs between the two hosts, but when I test HA, only the Windows 2008 Servers fail-over to...

From my understanding virtual machines are running  top of VMFS and ESX is running on ext3 or ext4 file sytem. Am I right?

Hi,

I downloaded the mysql workbench from here:
http://www.mysql.com/downloads/mirror.php?id=406527

But when I run:
[root@seokingdomheaven Temp]# rpm -ivh mysql*
   1:mysql-workbench-gpl    warning: user mysqldev does not exist - using...

There were four VMs ( 3 Linux & 1 Windows ) found file system corruption and caused company's application failed in this month. In linux guest OS, I need use FSCK command to fix file system. And in Windows server I lost ntoskrnl.exe file and need...

Hello. I am running Linux Ubuntu v.11.10 64-bit operating system.

Unexpectedly and the first time I have received this type of system warning notification symbol from my Linux Ubuntu operating system. Personally I am concerned and confused...

Working with a client that has a SAMBA (version unknown) on CentOS 5 (I believe) domain emulating a Windows AD controller. Client wants to get away from *nix and move to a proper Windows domain. Is there any sort of migration path? Eventually...

Heyas,

Anyway to extract files from Clonezilla images?

Thank you.

Hello experts,

I wonder if it's possible to mirror an active boot disk on redhat.

I know how to do it during the install, but not after the install. I want to learn how to do it on a production server.

Hi Experts,

I'm new to Linux and require your assistance.

I was attempting to change my hostname from debian to ns1. This change used to automatically flow from the hostname file to the hosts file by itself. I didn't see it change this time...

Hi,

  We have Microsoft 2003 server in which we have file server, print server and addition active directory  server, now i want to migrate the file server and print server to another machine and decommission 2003 additional active directory...

Hey,

I've got a user who is happily using Outlook 2007 which connects to our Exchange 2003 server.  He also has a Ubuntu desktop as he's a developer so we have tried to give him IMAP access to his mailbox so he can access his mails on this...

I have 2 Linux servers: LinuxOld and LinuxNew. I want to backup everything (applications, services, mysql, etc...) on LinuxOld and configure LinuxNew to operate exactly as LinuxOld. Please provide step-by-step instructions on how to do this task....

Hi,

I have created the linux vm guest and I need to install centos 6, I have downloaded from thoughtpolis site, bit it came as  directory with files, how do I import into  my linux guest, I normally install using ISO file. Thanks in advance

--please no speculations--

Hi experts.

We have a samba share (latest version) on Suse 12. This samba server is a domain member (domain: windows server 2008, please note that the samba server is not a DC) and winbind is up and running....

Hello experts -

Does anyone know a benchmarking tool (that's free) that can do analysis on desktops running Windows 7, Mac OS and Redhat solaris that is user friendly? We need to capture peformance analysis on these machines and compare it...

Hi

I currently have a script which ideally, I'd like to run 1000 times by submitting them to a queue on a linux cluster using qsub.

The script is called pipeline.sh.

I've tried submitting using qsub 10 times from the command line at the...

Hello, I am trying to setup a Cluster redhat on my Vmware Workstation for training purpose.

I use the gui interface conga (luci). But I have been having error regarding ssl connection, I don't know how to fix that.

I have an error



...

Hi all,
I'm a newbie in linux. I just installed ubuntu 11.10 on my machine along with windows 7. Recently I tried to compile the linux kernel 3.2.1 but I'm getting this error, any help would be greatly appreciated. And I'm not sure why it takes...

Hi Experts,

We have limited physical resources as most of our services are hosted in the cloud. This means to test something, we are assigned a virtual machine. I was looking at KVM and wanted to know if we could install it on a 64-bit Linux...

Hi,

i have a HP ProLiant ML110 G6 Server (Xeon X3430 2.4GHz, RAM 16GB).

i have installed xenserver 6.0 on this server for xendesktop lab, here is the problem-

i have installed server 2008r2 works fine. (xenserver tools installed)
i have...

i have a postfix server that's been working great but i'd like to change the "display name" for when it arrives in my inbox.

I currently updated the postfix generic files so that it rewrites and sends like i want.  However, since it's linux...

HOw do you allow root to login to the GUI?

How do config iptables to allow only certain IP's addresses

I have been trying to install mtr on osx lion without any success, it combines both ping and tracerout into one nice command.  I have tried following the instructions here:
http://sdkit.com/
but when executing the ./configure cmd I get the...

Hi Experts,

I can't find my ethernet network card on my centos 6 virtual server. This is setup over a ESX platform.

Troubleshooting done:
1. When I run "ifconfig", it only shows my loopback interface
2. If I do system-config-network  ( I...