topic PIX IPpool and DNS in Network Security https://community.cisco.com/t5/network-security/pix-ippool-and-dns/m-p/735684#M1005430 <P>Well, this is my first Pix experience, and after reading through the doc, I am still with some questions.</P><P></P><P>In the network diagram I send you, have the pix outside interface (to DMZ) to be announced in a public DNS for me to have access to the internet, or to make a VPN from the Pix?</P><P></P><P>I have found that the outside interface IP of the Pix have to be configured in an inside DNS, communicating with a root DNS their reverse DNS entries, else the internet would be slow and the FTP request would fail.</P><P></P><P></P><P>If it is true, can it be done without beginning to interact with my ISP DNS, or on a simpler way?</P><P>(Maybe putting the MODEM as gateway and forgetting about the DMZ?)</P><P></P><P>An other point is apart for VOIP and SecIP, is there a risk with the 2 consecutive PAT?</P><P></P><P>I am a bit confused here, if someone can help?</P><P>Great thanks anyway.</P><P></P><P>Regards.</P><P></P> Mon, 11 Mar 2019 10:08:11 GMT laurentElens 2019-03-11T10:08:11Z PIX IPpool and DNS https://community.cisco.com/t5/network-security/pix-ippool-and-dns/m-p/735684#M1005430 <P>Well, this is my first Pix experience, and after reading through the doc, I am still with some questions.</P><P></P><P>In the network diagram I send you, have the pix outside interface (to DMZ) to be announced in a public DNS for me to have access to the internet, or to make a VPN from the Pix?</P><P></P><P>I have found that the outside interface IP of the Pix have to be configured in an inside DNS, communicating with a root DNS their reverse DNS entries, else the internet would be slow and the FTP request would fail.</P><P></P><P></P><P>If it is true, can it be done without beginning to interact with my ISP DNS, or on a simpler way?</P><P>(Maybe putting the MODEM as gateway and forgetting about the DMZ?)</P><P></P><P>An other point is apart for VOIP and SecIP, is there a risk with the 2 consecutive PAT?</P><P></P><P>I am a bit confused here, if someone can help?</P><P>Great thanks anyway.</P><P></P><P>Regards.</P><P></P> Mon, 11 Mar 2019 10:08:11 GMT https://community.cisco.com/t5/network-security/pix-ippool-and-dns/m-p/735684#M1005430 laurentElens 2019-03-11T10:08:11Z Re: PIX IPpool and DNS https://community.cisco.com/t5/network-security/pix-ippool-and-dns/m-p/735685#M1005431 <HTML><HEAD></HEAD><BODY><P>Yes, there's the diagram.</P><P></P><P>Regards.</P><P></P><P></P><P> </P><P></P></BODY></HTML> Wed, 02 May 2007 11:42:28 GMT https://community.cisco.com/t5/network-security/pix-ippool-and-dns/m-p/735685#M1005431 laurentElens 2007-05-02T11:42:28Z Re: PIX IPpool and DNS https://community.cisco.com/t5/network-security/pix-ippool-and-dns/m-p/735686#M1005432 <HTML><HEAD></HEAD><BODY><P>Ok,case solved.</P><P>Sometime, just the wrong question lead to the wrong answer.</P></BODY></HTML> Fri, 04 May 2007 00:42:58 GMT https://community.cisco.com/t5/network-security/pix-ippool-and-dns/m-p/735686#M1005432 laurentElens 2007-05-04T00:42:58Z