bond ：linux shell编程 做服务器时候将两块网卡绑定用此脚本，简化了绑定过程并缩短了时间，绑定过程中可以选择绑定模式（冗余模式、负载均衡模式）。-bond: linux shell programming time to do the server will bind the two pieces of card with this scr ipt, simplifying the process and shorten the time bound, the binding of the option binding mode (redundant mode, load balancing mode.)