问题:sdp协商时,带有IPV6的信息,须要将IPV6相关信息去掉接口
缘由:网卡启用了ipv6通道ip
解决:关闭IPv6数据接口数据
netsh interface isatap set state disabledi
netsh interface 6to4 set state disabledinterface
netsh interface teredo set state disableab