topic IP Conflict with ASA DMZ Interface in Network Security https://community.cisco.com/t5/network-security/ip-conflict-with-asa-dmz-interface/m-p/1432065#M614019 <P>Hello there,</P><P></P><P>Anyone experience this? I've never seen this before ...</P><P></P><P>A host in DMZ segment is getting an IP conflict with the ASA DMZ interface itself. Any address assign to the host, always says IP Conflict.</P> Mon, 11 Mar 2019 18:27:36 GMT Gerard Gacusan 2019-03-11T18:27:36Z IP Conflict with ASA DMZ Interface https://community.cisco.com/t5/network-security/ip-conflict-with-asa-dmz-interface/m-p/1432065#M614019 <P>Hello there,</P><P></P><P>Anyone experience this? I've never seen this before ...</P><P></P><P>A host in DMZ segment is getting an IP conflict with the ASA DMZ interface itself. Any address assign to the host, always says IP Conflict.</P> Mon, 11 Mar 2019 18:27:36 GMT https://community.cisco.com/t5/network-security/ip-conflict-with-asa-dmz-interface/m-p/1432065#M614019 Gerard Gacusan 2019-03-11T18:27:36Z Re: IP Conflict with ASA DMZ Interface https://community.cisco.com/t5/network-security/ip-conflict-with-asa-dmz-interface/m-p/1432066#M614020 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>Turn off proxy-arp on the DMZ interface and see if that helps?</P><P></P><P>sysopt noproxyarp DMZ</P><P></P><P>regards,</P><P></P><P>NT</P></BODY></HTML> Wed, 18 Aug 2010 23:15:07 GMT https://community.cisco.com/t5/network-security/ip-conflict-with-asa-dmz-interface/m-p/1432066#M614020 Nagaraja Thanthry 2010-08-18T23:15:07Z Re: IP Conflict with ASA DMZ Interface https://community.cisco.com/t5/network-security/ip-conflict-with-asa-dmz-interface/m-p/1432067#M614021 <HTML><HEAD></HEAD><BODY><P>thanks. it fixed the problem ..</P></BODY></HTML> Tue, 24 Aug 2010 23:01:41 GMT https://community.cisco.com/t5/network-security/ip-conflict-with-asa-dmz-interface/m-p/1432067#M614021 Gerard Gacusan 2010-08-24T23:01:41Z IP Conflict with ASA DMZ Interface https://community.cisco.com/t5/network-security/ip-conflict-with-asa-dmz-interface/m-p/1432068#M614022 <HTML><HEAD></HEAD><BODY><P> I had the same problem and i removed proxyarp on the dmz interface on the firewall. Another issue i am experiencing right now is that my natted DMZ servers are unable to reach the internet. what could be responsible?</P></BODY></HTML> Thu, 07 Jun 2012 13:53:35 GMT https://community.cisco.com/t5/network-security/ip-conflict-with-asa-dmz-interface/m-p/1432068#M614022 fadarekehinde 2012-06-07T13:53:35Z IP Conflict with ASA DMZ Interface https://community.cisco.com/t5/network-security/ip-conflict-with-asa-dmz-interface/m-p/1432069#M614023 <HTML><HEAD></HEAD><BODY><P><STRONG> </STRONG></P><DIV><DIV><P>I had the same problem and i removed proxyarp on the dmz interface on the firewall. Another issue i am experiencing right now is that my natted DMZ servers are unable to reach the internet. what could be responsible?</P></DIV></DIV></BODY></HTML> Thu, 07 Jun 2012 14:09:33 GMT https://community.cisco.com/t5/network-security/ip-conflict-with-asa-dmz-interface/m-p/1432069#M614023 fadarekehinde 2012-06-07T14:09:33Z