OLI (Originating Line Identification parameter)
OLI (Originating Line Identification parameter) is a parameter that conveys class of service information about the originator of a call.
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 05-501, NENA Technical Information Document - SS7 Guidelines for MSC to Selective Router Connectivity