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Category: RedHat

CMScPanelDebianHostingLinuxPleskRedHatWordpress

WordPress: Change URL in Media and Posts

 

After changing the wordpress to the new website, it is observed that the URL of media files and Internal ...

IAMEM HOST
 March 2, 2016 No Comments
cPanelDebianEximHostingLinuxMail ServersPleskRedHat

Script to Test Email Mail Delivery using SMTP Authentication

 

The below script may be useful to test the mail delivery using email authentication with and without SSL

Note:
The ...

IAMEM HOST
 March 1, 2016 No Comments
cPanelDebianHostingLinuxPleskRedHat

Change SSH Port on CentOS 7

 

Let's change the SSH port from default 22 to 2222 in CentOS 7.

1. Edit the following file

 
vi /etc/ssh/sshd_config
 

2. Un-coment ...

IAMEM HOST
 February 28, 2016 No Comments
DebianLinuxRedHat

Linux: Hide OS Version from Nmap scans

 

If you want to disable detection of OS version during Nmap scans

1. Edit the sysctl.conf file

 
vi /etc/sysctl.conf
 

2. Add the ...

IAMEM HOST
 February 26, 2016 No Comments
cPanelDebianEximHostingLinuxMail ServersPleskPostfixQmailRedHatZimbra

Online System/Network Admin Tools

 

1. MXTOOLBOX:

One of the most popular website to check MX Records, Blacklist Status, SPF, DKIM, DNS, OPEN Ports etc ...

IAMEM HOST
 February 25, 2016 No Comments
CMScPanelDebianHostingLinuxPleskRedHatWordpress

WordPress does not take max_memory limit from PHP.ini

 

New Versions of wordpress does no take the max_memory_limit from PHP.ini.

This is because the wordpress default memory limit is ...

IAMEM HOST
 February 24, 2016 No Comments
DebianLinuxRedHat

Disable SELINUX on Redhat/CentOS Linux

 

1. Edit the following file

 
vi /etc/sysconfig/selinux
 

2. Modify the following from

 
SELINUX=permissive
TO
SELINUX=disabled
 

3. Reboot the server using

 
reboot
 

IAMEM HOST
 February 14, 2016 No Comments
cPanelHostingLinuxPleskRedHat

Installing CSF Firewall on Linux/CPanel Servers

1. Enter the Temp Directory

 
cd /tmp/
 

2. Download the CSF Package

 
wget https://download.configserver.com/csf.tgz
 

3. Extract the package

 
tar -xzf csf.tgz
 

4. Enter the extracted ...

IAMEM HOST
 February 3, 2016 No Comments
cPanelDebianEximHostingLinuxMail ServersPleskPostfixQmailRedHatZimbra

Disable IPV6 on CentOS 6.x servers

 

1. Edit /etc/sysctl.conf  and add the following line

 
net.ipv6.conf.all.disable_ipv6 = 1
 

2. Edit /etc/sysconfig/network and add the following line

 
NETWORKING_IPV6=no
 

3. Edit /etc/sysconfig/network-scripts/ifcfg-eth0 ...

IAMEM HOST
 February 3, 2016 No Comments
DebianLinuxMail ServersRedHatZimbra

Run Zimbra on Both HTTP and HTTPS

 

1. Disable ProxySSLUpstream

 
zmprov ms `zmhostname` zimbraReverseProxySSLToUpstreamEnabled FALSE
 

2. Reconfigure Nginx

 
/opt/zimbra/libexec/zmproxyconfig -e -w -o -a 8080:80:8443:443 -x both -H `zmhostname`
 

3. Configure ...

IAMEM HOST
 February 2, 2016 No Comments