PRR (Policy Routing Rules)
PRR (Policy Routing Rules) define how calls are diverted when a target PSAP is unable to take calls.
Relevant NENA Documents
Note: To find and download the document, copy the document number (like STA-010) from below and search the NENA Standards and Documents page.
NENA-INF-011, NENA NG9-1-1 Policy Routing Rules Operations Guide