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      • www.2cm.com.tw
        汲取經驗再改進 EPC於焉誕生 LTE系統架構分別由核心網路的演進封包核心(Evolved Packet Core, EPC)與新型無線存取網路的演進統一陸地無線存取網路(Evolved Universal Terrestrial Radio Access Network, E-UTRAN)所構成。EPC網路(圖3)設計成一種基於IP網路 ...
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      • www.eventhelix.com
        EventHelix.com • telecommunication design • systems engineering • real-time and embedded systems LTE Attach Message Sequence Chart © 2012 EventHelix.com Inc. eNodeB MME HSS Initial UE Message SGW Initial Context Setup + Attach Accept +
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    日期:2024-07-11
    8 Feb 2012 ... The purpose of the default bearer context activation procedure is to establish a default EPS bearer context between the UE and the EPC....
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    日期:2024-07-14
    2012年9月4日 ... 什麼是EPS Bearer,EPS bearer是指乘載LTE封包的機制,網路端針對每 ... 確認 加密之後EnodeB將第八部的Attach Accept及Activate Default EPS Bearer。 ... UE 在配置完之後,回傳Attach Complete,Active EPS Bearer context ......
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    日期:2024-07-11
    Descriptor and Table of Contents for 3GPP TS 24.301 - Non-Access-Stratum (NAS) protocol for Evolved Packet System (EPS) - Stage 3 ... For inter-system mobility between E-UTRAN and GERAN or UTRAN, this includes rules for a mapping between parameters ......
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    日期:2024-07-09
    System Architecture Evolution (aka SAE) is the core network architecture of 3GPP's LTE wireless communication standard. SAE is the evolution of the GPRS Core Network, with some differences: simplified architecture all-IP Network (AIPN) support for higher ...
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    日期:2024-07-13
    LTE Identifiers P: Permanent T: Temporary LTE Identifiers 2 International Mobile Subscriber Identity • Unique identification of mobile (LTE) subscriber • Network (MME) gets the PLMN of the subscriber IMSI (not more than 15 digits) = PLMN ID + MSIN ......
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    日期:2024-07-14
    The EPS Mobility Management (EMM) states describe the Mobility Management states that result from the mobility management procedures e.g. Attach and Tracking Area Update procedures. There are two EMM states described in Specs: EMM-DEREGISTERED...
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    日期:2024-07-10
    EPS Bearer QoS Enforcement QoS parameters for EPS bearers are enforced in EPS entities (UE, eNB, S-GW and P-GW) that deliver user traffic between UE and P-GW. Table 5 illustrates to which EPS entity each of the QoS parameters is enforced. APN-AMBR ......
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    日期:2024-07-08
    Anonymous said... Hello Santosh, Are bearers (the EPS bearer or any part of it like the radio bearers) bidirectional or unidirectional or can be both? Does this depend on whether it's the default vs. dedicated bearer? GBR bearers require reserving resourc...