How to Configure Interface Bonding on CentOS 6

How to Configure Interface Bonding on CentOS 6

In this tutorial I will show you, how to configure Interface Bonding on CentOS 6 server.

Channel Bonding enables two or more network interfaces to act as one, simultaneously increasing the bandwidth and providing redundancy. This is a great way of achieving redundancy to a server. If one physical NIC is down or unplugged, it will automatically move resource to other NIC card. Channel bonding will work with the help of bonding driver in kernel.

Step 1: Creating Bonding Channel

As a root, create a new file name bonding.conf in the /etc/modprobe.d/ directory. Name can be anything you like as long as it ends with a .conf extension. Insert the following line in this new file.

alias bond0 bonding

For each configured channel bonding interface, there must be a corresponding entry in your new /etc/modprobe.d/bonding.conf file.

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How to Configure Interface Bonding on CentOS 6
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