Sending Commands with Perl, IO::Socket

[weiwei]

If you are using openwrt, please refer to following topic:

Python程序调试时只有灯泡调试模式打开的前几分钟能够发现设备

Thanks for your help, problem solved! Looks like the problem lies in the multicast_snooping setting of my router. following is the description at the end of this article OpenWrt document about udp mu…