NIF (NG9-1-1 Specific Interwork Function)

From NENA Knowledge Base
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NIF (NG9-1-1 Specific Interwork Function) is the functional component of a Legacy Network Gateway, Legacy PSAP Gateway, or Legacy Selective Router Gateway which provides NG9‑1‑1-specific processing of the call not provided by an off-the-shelf protocol interwork gateway.

Relevant NENA Documents
Note: To find and download the document, copy the document number (like NENA-STA-010) from below and search the NENA Standards and Documents page.


  • NENA-STA-010, NENA i3 Standard for Next Generation 9-1-1
  • NENA INF 003, NENA Demarcation Points in NG9-1-1 Information Document