CGL (Calling Geodetic Location)
CGL (Calling Geodetic Location) is an ISUP parameter that indicates the X/Y coordinates of the calling party.
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