FAQ

MTU on Virtual Server which created by RedHat Enterprise Linux official image is 1450 byte. What should I do when I'd like to change MTU to 1500 byte?

(:Last updated)

Default MTU value on Virtual Server which created by RedHat Enterprise Linux official image is 1450 byte.
Please conduct the following setting when customer would like to change MTU to 1500 byte.

【How to change MTU】
1.Login to created virtual server as root user
2.Change MTU value on each interface of the virtual server

[Command]
ifconfig <InterfaceName> mtu 1500

[Example]
ifconfig eht0 mtu 1500

 

3.Delete the following configuration about MTU value on Virtual Server which created by RedHat Enterprise Linux official image (RedHatEnterpriseLinux-7.1_64_include-license_virtual-server_22)if customer would like to fix MTU as 1500 byte because the MTU value reverts to default setting(i.e.1450 byte) when customer reboots the virtual server.

[Command]
vi /etc/rc.local

[Configuration which need to be deleted]
for vnic in \`/sbin/ifconfig | grep eth | grep -v ether | cut -d":" -f1\`
do
 /sbin/ifconfig \${vnic} mtu 1450
done

Is this page helpful?

Yes No
  • ECL2.0
  •  
  • Virtual Server
  •  

Related Pages

We appreciate your cooperation in improving the site

Did this FAQ be helpful? If you have any comments, please let us know.

Thank you

Your feedback has been received.