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- RNTI stands for Radio Network Temporary Identifiers and GUTI stands for Globally Unique Temporary UE Identity.
www.rfwireless-world.com/Terminology/LTE-RNTI-vs-GUTI.html
People also ask
What is rnti vs Guti in LTE?
What is Guti & how does it work?
How to carry rnti value in LTE?
What is IMSI & Guti?
Jun 4, 2017 · LTE networks use identifiers for addressing UE and different components of the LTE architecture. This presentation seeks to remove some of the confusion surrounding these identifiers.
- Eventhelix
How RNTI value is informed ? How a RNTI value is informed to the other party of the communication ? If you are mainly working on higher layer or in WCDMA, you may expect there is a specific signaling message or MAC field that carries this ID. But in LTE, this ID is embedded and carried to the other party in much lower layer.
Feb 15, 2012 · General information. A unique International Mobile Subscriber Identity (IMSI) shall be allocated to each mobile subscriber in every (GSM, UMTS, and EPS) system. In order to support the subscriber identity confidentiality service the VLRs, SGSNs and MMEs may allocate Temporary Mobile Subscriber Identities (TIMSI) to visiting mobile subscribers.
Jul 10, 2013 · Today's topic is IMSI (International Mobile Subscriber Identity) and GUTI (Globally Unique Temporary Identifier). These two are parameters (identifiers) used in identifying UEs in LTE networks. IMSI is a unique ID that globally identifies a mobile subscriber.
GUTI: Globally Unique Temporary UE Identity. To identify a UE between the UE and the MME on behalf of IMSI for security reason. GUTI (not more than 80 bits) = GUMMEI + M-TMSI. TIN: Temporary Identity used in Next Update. GUTI is stored in TIN parameter of UE’s MM context. TIN indicates which temporary ID will be used in the next update. TIN ...
As the name implies, GUTI is a kind of temporary ID. Each of the UE has a couple of different kind of it's own Unique ID like IMSI, IMEI etc, but to use these unique ID all the time during the communication would make the security vulnerable.
