How to | Web Hosting Stuff

Change Linux Root Password Temporarily

September 9, 2015 Ashish Kale hacking linux, How to, Linux, Linux hacking, Password alert, Website

How to change Linux root password temporarily

If you are logged in as root and you don’t know the root password then you can follow the steps. You can easy to change your root password.

Step 1. Back-up your current shadow file.

[root@hostripples ~]# cp /etc/shadow /etc/shadowbkup

Step 2. Change the current root password

[root@hostripples ~]# passwd root

Changing password for user root.
New UNIX password:
BAD PASSWORD: it is based on a dictionary word
Retype new UNIX password:
passwd: all authentication tokens updated successfully.

Step 3. Switch to a local user to test whether ‘your’ root password is working or not.

[root@hostripples ~]# su – localuser
[localuser@hostripples ~]$ su – root
Password:
[root@hostripples ~]#

Yes, you are now logged in as root with ‘your’ password.

Step 4. Restore the previous root password

[root@hostripples ~]# mv /etc/shadowbkup /etc/shadow
mv: overwrite `/etc/shadow’? y
[root@hostripples ~]#

This trick is meant for students and kindly do not misuse.

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“ffmpeg: error while loading shared libraries: libavdevice.so.52:”

September 8, 2015 Ashish Kale Error and Solution , How to, Website

Error While installing FFMPEG on CentOS server “ffmpeg: error while loading shared libraries: libavdevice.so.52:”

After installing FFMPEG on one of my client server, the above error apears whenrunning ffmpeg for the first time.

Error :

“ffmpegffmpeg: error while loading shared libraries: libavdevice.so.52: cannot open shared object file: No such file or directory”

Solution :

It is very simple step to solve your error.

Change your library path by running following command :

root@hostripples[~]# export LD_LIBRARY_PATH=/usr/local/lib/

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Its done!

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How to Setup Minecraft on a Linux CentOS Server

September 7, 2015 Ashish Kale Centos, How to, Website

Setup Minecraft on a Linux CentOS Server

* First, To download PuTTY to access SSH.

* Installing Minecraft by using following command:

yum install java-1.6.0-openjdk

* Switch to the root directory by using following command:

cd

* Create a Minecraft directory

mkdir minecraft

* Enter the directory by using following command:

cd minecraft

* Download Minecraft by using following line

wget http://minecraft.net/download/minecraft_server.jar

* Now, Using Following Scripts

chmod +x minecraft_server.jar
yum install screen
screen

* Then, Start up Minecraft

java -Xmx1024M -Xms1024M -jar minecraft_server.jar nogui

===========================================

** To close PuTTY and keep Minecraft running.:

Control + a + d

** To get back to the screen where Minecraft is running hold the following keys on your keyboard:

screen -r

Leave a comment CentOS, How to, Linux, Setup, Setup Minecraft, Setup Minecraft on a Linux CentOS

How to Install Minecraft Server on CentOS VPS

September 7, 2015 Ashish Kale Centos, How to, Installation, Installation, VPS, Website

How to Install Minecraft Server on CentOS VPS

First, Installing Java-JDK by using following command:

yum install java-1.6.0-openjdk

If have check Java was installed then you can use following command:

which java

The following command will be displayed if it was properly installed:

/usr/bin/java

Switch to the root directory by using following command:

cd

Create a Minecraft directory, using following command:

mkdir Minecraft

Now, Enter the directory:

cd Minecraft

Download Minecraft:

wget http://minecraft.net/download/minecraft_server.jar

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Minecraft is now installed.

You’ll now need to install “screen” to keep the Minecraft server running after the SSH session is closed, you can use following command.

yum install screen

Use the screen and run Minecraft. Enter screen:

screen

Start up Minecraft

java -Xmx1024M -Xms1024M -jar minecraft_server.jar nogui

===========================================

To get back to the normal screen, press these keys:

Control+A+D

To get back to the screen where Minecraft is running:

screen -r

Leave a comment CentOS, How to, Install Minecraft Server, Install Minecraft Server on CentOS VPS, Installation, VPS

How To Reset A Kloxo Or LxAdmin Password From SSH

September 5, 2015 Ashish Kale How to, Kloxo, SSH, Website

How to Reset A Kloxo Or LxAdmin Password From SSH

Kloxo is an another useful free control panel for web hosting management.

When your VPS is installed by us with lxadmin the password will be the same as what you asked for on setup.

If not try “admin”

Note: if you reinstall yourself it will also be “admin”

If you still can’t login:

Step 1 : Login via SSH server as root.

Step 2 : Execute the script.

cd /usr/local/lxlabs/kloxo/httpdocs

cd /usr/local/lxlabs/lxadmin/httpdocs

Step 3 : Restart Kloxo.

/usr/bin/lphp.exe ../bin/common/resetpassword.php master

Step 4 : Now try your password again.

If you still can’t get it to work, create a support ticket at Hostripples client area.

That’s it!!

Leave a comment How to, Kloxo, Reset a Kloxo Password, Reset a LxAdmin Password, SSH

How to create cron jobs on your Kloxo Panel

September 5, 2015 Ashish Kale cPanel/WHM, How to, Kloxo Panel, Website

How to create cron jobs on your Kloxo Panel

Kloxo is a free control panel for managing your VPS hosting or dedicated server hosting. Cronjob is scheduling a task to run later. The task can be either command or a script. The background process(daemon) behind the cronjob is the crond. In the /etc folder there is a file called crontab where we can write the command or name of the script that is to be executed at as per our customized time. By using the control panel we can manage the Cron-jobs simply.

Here I am explaining the steps for creating cron-jobs via Kloxo panel.

Step 1 : Login to your Kloxo control panel.

Step 2 : Click on “Cron Scheduled Task” under the Domain area, see the following screenshot:

Step 3 : There are two option in your Kloxo, Simple and Standard

In simple section you can create simple cron jobs for every Minute, Hour or Day, see the following screenshot:

The standard section having the standard cronjob scheduling syntax.

You can create a standard Cron here, see the following screenshot:

That’s it!!

Leave a comment Cpanel, How to, How to create cron jobs, Kloxo Panel

Error : Fix the WHM CSF Security Test

September 4, 2015 Ashish Kale cPanel/WHM, Error and Solution , How to, Security, Website, WHM

How to fix the WHM CSF security test errors!

As a part of ensuring security, Hostripples perform a CSF security scan from WHM. We may get the following error after the scan.

“Check csf LF_SCRIPT_ALERT option WARNING This option will notify you when a large amount of email is sent from a particular script on the server, helping track down spam scripts”

To fix this error :

1) SSH into the

href=”https://hostripples.com/dedicated-servers/ssh-server-hosting”>server

2) Edit the csf configuration file by using following command:

vi /etc/csf/csf.conf

3) Search for LF_SCRIPT_ALERT = “0″

4) Change the value from “0″ to “1″ to fix the issue.

5) Restart the CSF.

You may also get the following error :

“Check exim for extended logging (log_selector) WARNING You should enable extended exim logging to enable easier tracking potential outgoing spam issues. Add:log_selector = +arguments +subject +received_recipients”

FIX:

1) Edit the exim configuration file by using following command :

/etc/exim.conf

2) Change the value from “log_selector = +all” to the following :

log_selector = +arguments +subject +received_recipients

3) Save changes.

4) Restart the CSF.

This should resolve the error

Leave a comment Error and Solution, Security, test errors, WHM, WHM CSF security

How to Setup FTP with ProFTPD in Webmin

September 2, 2015 Ashish Kale FTP, How to, Webmin, Website

FTP stands for file transfer protocol, and along with telnet and SMTP is one of the oldest protocols still in common use on the Internet. ProFTPD generally uses a single configuration file, found at /etc/proftpd.conf. This file is made up of directives, each of which usually occupies a single line and has a name and value.

How to Setup FTP with ProFTPD in Webmin
1) Login to webmin

http://xx.xx.xx.xx:10000 (may be https:// for Debian/Ubuntu system)

2) Access the Webmin Modules option via Webmin > Webmin Configuration

3) Select Standard module

from www.webmin.com

4) Click the button on the right of that option

5) Choose: proftpd

6) Click Install Module

7) After installation, click Refresh Modules

8) Click Create a new user accessed via System > Users and Groups

9) Provide a username for what is to be your FTP account

10) Select Normal Password and provide a unique, complex password for the account.

11) Select a custom home directory.

12) Otherwise choose Create home directory near the bottom of the options.

13) Select New Group with same name as user

14) Click Create

You should be able to access FTP with the username and password you selected, using your server’s IP address as the host.

Leave a comment FTP, How to, How to Setup FTP, How to Setup FTP with ProFTPD in Webmin, ProFTPD, Setup, Webmin

How to Reboot your cpanel/whm in ssh

September 2, 2015 Ashish Kale cPanel/WHM, How to, SSH, Website

How to Reboot your cpanel/whm in ssh

If you happen to mess up your ssh configuration some how you can reset the ssh config from Cpanel then restart your machine via ssh by using following command

/etc/init.d/cpanel restart

Enjoy!!!

If you cannot reboot your server manually, you can restart it by requesting a power cycle.

1) Log in to your Account Manager.

2) Click Servers.

3) Next to the server you want to use, click Manage.

4) Click Power.

5) Click Restart.

Leave a comment cPanel/WHM, How to, How to Reboot your cpanel in ssh, Reboot server, Reboot your whm in ssh, SSH

How to fix ftp connection time out error!

September 2, 2015 Ashish Kale Error and Solution , FTP, How to, Website

How to fix ftp connection time out error!

Common errors when using FTP

When testing an FTP connection you may received of the following errors:

1) Socket Error # 11001, Host not found
2) Socket Error # 11004, Unable to connect
3) Socket Error # 10061, Connection refused
4) Socket Error # 10093
5) Socket Error # 10038
6) Socket Error # 10039
7) Socket Error # 10052
8) Unable to connect: Connection time out
9) Unable to connect. Not logged in
10) Unable to connect. Error connecting with SSL
11) Scan failed (-1): Read Timeout

How to resolve the error?
If you receive an “FTP connection timed out error while trying to access your account”, there are several reasons for that. Please, take a look at the Script :

!connection failed xx.xx.xxx.xxx – connection timed out
!connectio:error 0
PORT xxx,xxx,x,x,x,xxx
500 Illegal PORT command
!Failed “port”
!Retrieve of folder listing failed (0)

Solution:

1 : Login to the WHM==> FTP Server Selection

2 : Change the FTP server to Pure-FTPD ==> Save

3 : Now ssh into the server as root

4 : Open the pure-ftp conf file /etc/pure-ftpd.conf

5 : Find the FTP port no: used

6 : And find the “PassivePortRange”

7 : Add the port range

for eg :

[bash][/bash]PassivePortRange 30000 40000[bash][/bash]

8 : Save and Quit

9 : Go to csf(firewall) config file

10 : Add the ftp port along with the passive port range

eg :

[bash][/bash]# Allow incoming TCP ports TCP_IN = “20,22,25,53,80,110,143,443,465,587,993,995,2001,2077,2078,2082,2083,2086,2087, 2095,2096,30000:40000″[bash][/bash]

11 : Restart csf & Pure-ftpd

Leave a comment Error and Solution, FTP, ftp connection time out error, How to, How to fix FTP error, time out error

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