5G NAS – Registration Request

5G NAS Registration Request is a 5GMM Procedure Initaiated by a UE. The network can resond as Registartion Accept in successful case or Registration Reject with specified cause value in failure case.

Registration Request Types

• Initial Registration Request
• Emergency Registration Request
• Periodic Registration Request

Initial Registration Request

Emergency Registration Request

 

 

Periodic Registration Request

 

Related Post:

• 5G System Connection Management: CM-Idle and CM-Connected
• 5G NAS Authentication Failures Cause Values
• 5G NAS Registration Reject Cause
• 5G NAS PDU Session Reject Cause Values and Reasons
• 5G NR Global Unique Temporary Identifier (GUTI)