Revealing occurrence of network address translations
AssigneeSSH Communications Security OYJ
InventorsTero Kivinen, Tatu Ylonen
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Abstract
A method, apparatus, and computer-readable media are presented that provide a configuration for revealing occurrence of network address translation by receiving a packet that includes an encoding of a source port number and then determining whether a network address translation occurred on the packet by comparing the source port number against a predetermined port number.
Claims15
An apparatus comprising at least one processor, and at least one memory including computer program code, the at least one memory and the computer program code being configured to, with the at least one processor, cause the apparatus to:
- receive a packet comprising an encoding of a source port number;
- and
- determine whether a network address translation occurred on the packet by comparing the source port number against a predetermined port number.
A method comprising:
- receiving, by a computer device, a packet comprising an encoding of a source port number;
- and
- determining whether a network address translation occurred on the packet by comparing the source port number against a predetermined port number.
A non-transitory computer readable media for revealing occurrence of network address translations, comprising program code for causing a processor to perform instructions for
- receiving a packet comprising an encoding of a source port number;
- and
- determining whether a network address translation occurred on the packet by comparing the source port number against a predetermined port number.
Dependencies are inferred from the claim text.