<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">HI<BR>Thanks for reply. I have solved the previous problem by adding static MAC Address in arp talble. now the problem is that my wifi card in not capturing packets in promiscusous mode my wifi card is DWLG122(D link) and it support promiscuous mode when i see the log the card goes into promiscuous mode but it is not capturing packets that are not destined to it. Any help in this regard i have open the card using pcap_open_live(). I am using fedora 7<BR><BR><BLOCKQUOTE dir="ltr" STYLE='margin-right: 0px'><DIV><FONT STYLE='background-color: #deebf6' face="verdana" color="#00007f"><STRONG>Muhammad Tassadaque Zia</STRONG></FONT></DIV></BLOCKQUOTE></td></tr></table><br>