NCAS (Non Call Associated Signaling)
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