📡 5G RRC · Module 13

RRC Resume

TS 38.331 5.3.13

🔹 UE in RRC_INACTIVE sends RRCResumeRequest / RRCResumeRequest1.

🔹 Network responds with RRCResume (context found) or falls back to RRCSetup.

🔹 Includes resumeIdentity, resumeCause, nextHopChainingCount, etc.

Resume cause:

Resume identity (I-RNTI):

Short resumeMAC-I:

Context found:

Full config (RRCResume):

Next hop chaining count:

Animation speed: 1.5

ResumeRequest message:RRCResumeRequest

Resume cause:mt-Access

I-RNTI:0xABCD1234

shortMAC-I:0x89ABCDEF

Network response:RRCResume

Next hop chaining:7

Full config:false

🔄 3D message flow: RRCResumeRequest → RRCResume / RRCSetup → Complete (if success)