7.7.3 Routeing Area Identity (RAI)
29.0603GPPGeneral Packet Radio Service (GPRS)GPRS Tunnelling Protocol (GTP) across the Gn and Gp interfaceRelease 17TS
The RAI information element is given by:
Figure 11: RAI Information Element
If an Administration decides to include only two digits in the MNC, then bits 5 to 8 of octet 3 are coded as "1111".