Huawei E3256 User Guide - Page 5

HUAWEI E3256 DC-HSPA+ USB Rotator Product Description Contents 1 Overview...5 2 Features...7 2.1 Main Features ...7 2.2 Technical Specifications ...8 2.2.1 Hardware ...8 2.2.2 Software Specifications 3 Services and Applications 11 3.1 Packet Data Service 4 System Architecture ...12 4.1 System Architecture ...12 4.2 Functional Modules ...12 5 Technical Reference ...14 5.1 Layer 1 Specifications (Physical 14 5.2 Layer 2 Specifications (MAC/RLC 14 5.3 Layer 3 Specifications (RRC) ...14 5.4 Layer 3 NAS/Core Network (MM/CM 14 5.5 GSM Protocol Specifications ...15 5.6 GPRS Protocol Specifications...15 5.7 General Specifications ...15 5.8 Performance/Test Specifications ...16 5.9 SIM Specifications ...16 6 Packing List...17 Issue 01 (2011-2-24) Commercial in Confidence Page 4 of 20