On some site load function is achieved by bonding network adapter of VTL6000.
1. Edit modprob.conf file
2. Edit ifcfg-bond0 file and bond IP.
3. Edit ifcfg-eth0 file
4. Create ifcfg-eth1 to copy the content of eth0. Now the value of DEVICE is eth1.
5. #service network restart, and test.
Achieve bonding by bottom configuration file of operation system.