m_iplast.getaddress(iplast);
ntotal = iplast - ipfirst + 1;
m_lstip.deleteallitems();
getdlgitem (idc_btn_start)->enablewindow (false);
// 生成一次监听线程
if (binit == false)
{
m_iplast.getaddress(iplast);
ntotal = iplast - ipfirst + 1;
m_lstip.deleteallitems();
getdlgitem (idc_btn_start)->enablewindow (false);
// 生成一次监听线程
if (binit == false)
{