On Windows Servers;
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Command to be executed on the command line (CMD) ;
netsh interface ipv4 set subinterface "Ethernet0" mtu=1436 store=persistent
If you received the "OK" message when you executed the command, the operation is successful.
On Linux Servers;
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Step 1)
You can use the netstat -i command to find the network card name on Linux servers.
(http://prntscr.com/if625k)
/sbin/ifconfig "network_device_name" mtu 1436 up
Example (CentOS 6)
/sbin/ifconfig eth0 mtu 1436 up
Example (CentOS 7)
/sbin/ifconfig ens160 mtu 1436 up
Step 2)
To make the settings permanent;
open /etc/rc.local with nano or vi editor and type the command you are using. (http://prntscr.com/if637u)
(nano /etc/rc.local or vi /etc/rc.local)