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Dynamic NAT

According to the definitions outlined in the NAT Terminology article, a Dynamic NAT implies a translation of just the IP address, where the post-translation attributes are selected by the router. In a Dynamic NAT, a multitude of hosts with private IP addresses can share an equal or fewer amount of public IP addresses. It may […]

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Dynamic PAT

According to the definitions outlined in the NAT Terminology article, a Dynamic PAT implies a translation of the IP address and Port, where the post-translation attributes are selected by the router. Dynamic PAT is the most common of the types of address translation we will discuss in this article series. Dynamic PAT is used any […]

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Static PAT

According to the definitions outlined in the NAT Terminology article, a Static PAT implies a translation of the IP address and Port, where the post-translation attributes are explicitly defined. There are multiple use cases for a Static PAT, but they all have one thing in common – a need to manually change the TCP or […]

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Static NAT

According to the definitions outlined in the NAT Terminology article, a Static NAT implies a translation of just the IP address, where the post-translation IP addresses are explicitly defined. Making Internal Resources Accessible The typical use case for a Static NAT is for a Server on a Private IPv4 network to be reached externally from the […]

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NAT Terminology

As discussed before, Network Address Translation, or NAT, is a process that involves translating Private IP addresses into Public IP addresses. There are different operations within NAT and understanding each of them requires understanding NAT terminology. NAT vs PAT Network Address Translation and Port Address Translation differ by modifying different headers in a data packet. […]