说明：  该脚本支持802.11p/wave协议，仿真环境为NS2.34，但目前，该脚本没能体现出RTS/CTS握手过程，下次改好之后，我在更新！谢谢！
(The script supports 802.11p/wave protocol emulation environment for NS2.34, but the script did not reflect the RTS/CTS handshake process, after the next change is good, I' m updating! Thank you!)