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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>I think you should have a security audit on your network as it seems someone is trying to hack on you “most properly an internal user”…some layer 2 security mechanisms can solve these issues.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='font-family:"Arial","sans-serif";color:#1F497D'>Best Regards,<o:p></o:p></span></p><p class=MsoNormal style='background:white'><span style='font-family:"Arial","sans-serif";color:#1F497D'>Ahmed Elnagar | CCIE#24697 Voice</span><span style='color:#1F497D'><o:p></o:p></span></p></div><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> cisco-voip-bounces@puck.nether.net [mailto:cisco-voip-bounces@puck.nether.net] <b>On Behalf Of </b>sasanka<br><b>Sent:</b> Tuesday, December 28, 2010 8:31 PM<br><b>To:</b> cisco-voip@puck.nether.net<br><b>Subject:</b> [cisco-voip] SUB:Regd UCCX showing 2 mac address<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>HI,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>We have a strange problem of uccx nic 1 showing 2 macaddresses. And 1 mac address is actually pointing to the default gateway. So when use wireshark we are finding 2 mac addresses for the default gateway ip. So by this the network is hanging frequently. We are actually facing a problem of ARP Spoofing. Any suggestions are welcome<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='color:#1F497D'>Warm Regards,</span><span style='font-size:12.0pt;color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><u><span style='color:#1F497D'>Venkata Sasanka.pathi(-91 950 265 2290)<o:p></o:p></span></u></p><p class=MsoNormal><u><span style='color:#1F497D'>Consultant | unified communications<o:p></o:p></span></u></p><p class=MsoNormal><u><span style='color:#1F497D'>Locuz Enterprise Solutions Ltd. (A Subsidiary of 3i-Infotech)<o:p></o:p></span></u></p><p class=MsoNormal><u><span style='color:#1F497D'>Sudha House 3, Tilak Road Abids, Hydrabad <o:p></o:p></span></u></p><p class=MsoNormal><u><span style='color:#1F497D'>Andhra Pradesh - 500 001<o:p></o:p></span></u></p><p class=MsoNormal><u><span style='color:#1F497D'>| Mobile: 09502652290 | Phone : +91 -040 - 66115656</span></u><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div><DIV> </DIV>Disclaimer: NOTICE The information contained in this message is confidential and is intended for the addressee(s) only. If you have received this message in error or there are any problems please notify the originator immediately. The unauthorized use, disclosure, copying or alteration of this message is strictly forbidden. Raya will not be liable for direct, special, indirect or consequential damages arising from alteration of the contents of this message by a third party or as a result of any malicious code or virus being passed on. Views expressed in this communication are not necessarily those of Raya.If you have received this message in error, please notify the sender immediately by email, facsimile or telephone and return and/or destroy the original message. </body></html>