NCAS (Non Call Associated Signaling): Difference between revisions

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Non Call-path Associated Signaling
Non Call-path Associated Signaling


Non-Call Associated Signaling{{RelevantNENADocs}}
Non-Call Associated Signaling

{{RelevantNENADocs}}
*'''NENA 05-501''', NENA Technical Information Document - SS7 Guidelines for MSC to Selective Router Connectivity
*'''NENA 05-501''', NENA Technical Information Document - SS7 Guidelines for MSC to Selective Router Connectivity
*'''NENA-INF-003''', NENA Potential Points of Demarcation in NG9-1-1 Networks Information Document
*'''NENA-INF-003''', NENA Potential Points of Demarcation in NG9-1-1 Networks Information Document

Revision as of 16:35, 24 April 2024

NCAS (Non Call Associated Signaling) is a method for delivery of wireless 9 1 1 calls in which the Mobile Directory Number and other call associated data are passed from the Mobile Switching Center to the PSAP outside the voice path.

Also known as:

Non Call-path Associated Signaling

Non-Call Associated Signaling

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 05-501, NENA Technical Information Document - SS7 Guidelines for MSC to Selective Router Connectivity
  • NENA-INF-003, NENA Potential Points of Demarcation in NG9-1-1 Networks Information Document

External References


ATIS J-STD-036-C-2 - Addendum to J-STD-036-C, Enhanced Wireless 9-1-1 Phase II