topic Re: PIX 501 setup assistance, please. in Network Security https://community.cisco.com/t5/network-security/pix-501-setup-assistance-please/m-p/73653#M709111 <HTML><HEAD></HEAD><BODY><P>No, you cannot have the same subnet as your outside DSL interface. You have 2 options, either have another small PUBLIC IP address subnet for outside PIX interface or choose any Private IP address range (eg 10.1.1.0/24) and then you can NAT on the DSL router everything to the outside address of the DSL interface.</P><P></P><P>eg</P><P></P><P>PIX-----DSL-----internet</P><P>10.1.1.0/24 subnet between PIX and DSL</P><P>200.200.200.0/30 between DSL and internet</P><P>you can NAT on DSL such that everything coming from behind the DSL router is going to be NATed to DSL outside interface.</P><P></P><P>HTH</P><P>R/Yusuf</P></BODY></HTML> Sun, 14 Jul 2002 09:30:19 GMT yusuff 2002-07-14T09:30:19Z PIX 501 setup assistance, please. https://community.cisco.com/t5/network-security/pix-501-setup-assistance-please/m-p/73652#M709079 <P>I am setting up a 501 for (small office, I'm a volunteer) security and remote admin. access behind an "Efficient Networks" Speed stream 5861 static DSL router. </P><P>How must I config the outside port address of the PIX to enable access by me from the internet?</P><P>Must it be in the same network as the outside DSL interface? DSL router will not allow same net on both sides. Different mask?</P><P>Thanks</P><P></P> Fri, 21 Feb 2020 06:09:36 GMT https://community.cisco.com/t5/network-security/pix-501-setup-assistance-please/m-p/73652#M709079 5tsparks 2020-02-21T06:09:36Z Re: PIX 501 setup assistance, please. https://community.cisco.com/t5/network-security/pix-501-setup-assistance-please/m-p/73653#M709111 <HTML><HEAD></HEAD><BODY><P>No, you cannot have the same subnet as your outside DSL interface. You have 2 options, either have another small PUBLIC IP address subnet for outside PIX interface or choose any Private IP address range (eg 10.1.1.0/24) and then you can NAT on the DSL router everything to the outside address of the DSL interface.</P><P></P><P>eg</P><P></P><P>PIX-----DSL-----internet</P><P>10.1.1.0/24 subnet between PIX and DSL</P><P>200.200.200.0/30 between DSL and internet</P><P>you can NAT on DSL such that everything coming from behind the DSL router is going to be NATed to DSL outside interface.</P><P></P><P>HTH</P><P>R/Yusuf</P></BODY></HTML> Sun, 14 Jul 2002 09:30:19 GMT https://community.cisco.com/t5/network-security/pix-501-setup-assistance-please/m-p/73653#M709111 yusuff 2002-07-14T09:30:19Z Re: PIX 501 setup assistance, please. https://community.cisco.com/t5/network-security/pix-501-setup-assistance-please/m-p/73654#M709143 <HTML><HEAD></HEAD><BODY><P>Got it. Thanks.</P></BODY></HTML> Tue, 16 Jul 2002 16:55:16 GMT https://community.cisco.com/t5/network-security/pix-501-setup-assistance-please/m-p/73654#M709143 5tsparks 2002-07-16T16:55:16Z