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# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

N3IWF Non-3GPP Interworking Function

This element of the 5G SBA (Service Based Architecture) is responsible for interworking between untrusted non-3GPP networks and the 5G Core. As such, the N3IWF supports both N2 and N3 based connectivity to the core, whilst supporting IPSec connectivity towards the device.
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