Huawei MU609 - Page 5

HUAWEI MU609 HSPA LGA Module
Application Guide
Contents
Issue 02 (2013-09-18)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
5
4 External Protocol Stack Application Scenarios ..................................................................... 26
4.1 Prerequisites .................................................................................................................................. 26
4.1.1 Reference Process ................................................................................................................ 26
4.1.2 Troubleshooting ..................................................................................................................... 27
4.2 Establishing Data Connections ...................................................................................................... 27
4.2.1 Troubleshooting ..................................................................................................................... 28
4.3 Data Transmission .......................................................................................................................... 28
4.4 Switch Between Data Mode and Command Mode ........................................................................ 30
4.4.1 Reference Process ................................................................................................................ 30
4.4.2 Troubleshooting ..................................................................................................................... 31
4.5 Disconnecting Data Service Connections ...................................................................................... 31
4.5.1 Reference Process ................................................................................................................ 31
5 Internal Protocol Stack Application Scenarios ...................................................................... 33
5.1 Initializing Internet Services ........................................................................................................... 33
5.1.1 Reference Process ................................................................................................................ 33
5.1.2 Troubleshooting ..................................................................................................................... 34
5.2 Creating a Listen Server ................................................................................................................ 34
5.2.1 Reference Process ................................................................................................................ 34
5.2.2 Troubleshooting ..................................................................................................................... 35
5.3 Creating TCP/UDP Links ................................................................................................................ 35
5.3.1 Reference Process ................................................................................................................ 35
5.3.2 Troubleshooting ..................................................................................................................... 36
5.4 Sending Data .................................................................................................................................. 37
5.4.1 Reference Process ................................................................................................................ 37
5.4.2 Troubleshooting ..................................................................................................................... 38
5.5 Closing TCP/UDP Links ................................................................................................................. 38
5.5.1 Reference Process ................................................................................................................ 38
5.5.2 Troubleshooting ..................................................................................................................... 39
5.6 Transparent Transmission Mode .................................................................................................... 39
5.6.1 Reference Process ................................................................................................................ 39
5.6.2 Troubleshooting ..................................................................................................................... 41
5.7 Packet Statistics ............................................................................................................................. 42
5.7.1 Reference Process ................................................................................................................ 42
5.8 TCP/UDP Link Change Indication .................................................................................................. 42
5.8.1 Reference Process ................................................................................................................ 42
6 Voice and Supplementary Service Application Scenarios ................................................. 44
6.1 Pre-configuration (PCM Voice Pre-configuration) .......................................................................... 44
6.1.1 Reference Process ................................................................................................................ 44
6.2 Voice Call Initialization ................................................................................................................... 45
6.2.1 Reference Process ................................................................................................................ 45
6.2.2 Troubleshooting ..................................................................................................................... 45