7.2.78 IMSI-Unauthenticated-Flag AVP
32.2993GPPCharging managementDiameter charging applicationsRelease 17Telecommunication managementTS
The IMSI-Unauthenticated-Flag AVP (AVP code 2308) is of type Enumerated, and indicates the served IMSI is not authenticated. This may occur when emergency bearer service is provided (refer to TS 23.060 [74] and TS 29.274 [91]). If this flag is not present, this means the served IMSI is authenticated. The following values are defined:
0 Authenticated
1 Unauthenticated