Introduction - If you have any usage issues, please Google them yourself
Using C to write my own client group sending DNS message packet of small procedures, has been tested to show the packet capture normal.
Packet : 67506269dns_v1.rar filelist
dns_v1\StdAfx.h
dns_v1\StdAfx.cpp
dns_v1\ReadMe.txt
dns_v1\dns_v1.dsw
dns_v1\dns_v1.plg
dns_v1\dns_v1.dsp
dns_v1\dns_v1.h
dns_v1\dns_v1.cpp
dns_v1\dns_v1.opt
dns_v1\Debug
dns_v1
dns_v1\dns_v1.ncb