topic Packet flow in 8.4 ios explain in Network Security https://community.cisco.com/t5/network-security/packet-flow-in-8-4-ios-explain/m-p/2072737#M402424 <P> I think packet flow is changed in 8.3 IOS and above.</P><P></P><P></P><P>We are using private NAT for ouside traffic.</P><P></P><P>can any body explain me why we are using private IP for outside traffic</P> Tue, 12 Mar 2019 00:11:35 GMT saurabhgoel169 2019-03-12T00:11:35Z Packet flow in 8.4 ios explain https://community.cisco.com/t5/network-security/packet-flow-in-8-4-ios-explain/m-p/2072737#M402424 <P> I think packet flow is changed in 8.3 IOS and above.</P><P></P><P></P><P>We are using private NAT for ouside traffic.</P><P></P><P>can any body explain me why we are using private IP for outside traffic</P> Tue, 12 Mar 2019 00:11:35 GMT https://community.cisco.com/t5/network-security/packet-flow-in-8-4-ios-explain/m-p/2072737#M402424 saurabhgoel169 2019-03-12T00:11:35Z Packet flow in 8.4 ios explain https://community.cisco.com/t5/network-security/packet-flow-in-8-4-ios-explain/m-p/2072738#M402425 <HTML><HEAD></HEAD><BODY><P>Hello Saurabh,</P><P></P><P>Before the NAT rule was checked after the ACL verification.</P><P></P><P>Now it backwards. The asa receive the traffic on the outside, performs the Un-Nat and then checks the ACL.</P><P></P><P>That is why you need to use the private range on the outside ACL.</P><P></P><P>Do you understand?</P><P></P><P>Regards</P></BODY></HTML> Thu, 18 Oct 2012 18:30:30 GMT https://community.cisco.com/t5/network-security/packet-flow-in-8-4-ios-explain/m-p/2072738#M402425 Julio Carvajal 2012-10-18T18:30:30Z