Configure network bonding on RHEL (Red Hat Enterprise Linux)

Question:

      Recently I have to use the RHEL and need to config the network with a few NICs. Here comes the question: What's the network bonding and How to bond? So I write this post. 

References：

1. Linux Basics: Create Network Bonding On CentOS 7/6.5
2. RHEL 7 Networking Guide
3. 多网卡的7种bond模式原理
4. linux下网卡bonding配置

保持更新，转载请注明出处。