14.2.1 The Add/Edit GRE Tunnel Screen........................................................................................................................ 103
14.3 A Layer 2 GRE VPN Configuration Example......................................................................................................... 105
14.4 A Layer 3 GRE VPN Configuration Example......................................................................................................... 106
15.1 Overview.................................................................................................................................................................. 108
15.1.1 What You Need to Know.......................................................................................................................................109
15.1.2 Before You Begin.................................................................................................................................................. 110
15.2 The SIP Service Provider Screen..............................................................................................................................110
15.3 The SIP Account Screen........................................................................................................................................... 118
15.3.1 Edit SIP Account................................................................................................................................................... 118
15.4 The Phone Region Screen.........................................................................................................................................122
15.5 The Call Rule Screen................................................................................................................................................123
15.6 Technical Reference..................................................................................................................................................124
15.6.1 VoIP....................................................................................................................................................................... 124
15.6.2 SIP......................................................................................................................................................................... 125
15.6.3 Quality of Service (QoS)....................................................................................................................................... 130
15.6.4 Phone Services Overview......................................................................................................................................130
17.1 Overview.................................................................................................................................................................. 135
17.1.1 What You Need To Know......................................................................................................................................135
17.2 The System Log Screen............................................................................................................................................136
17.3 The Phone Log Screen..............................................................................................................................................137
17.4 The VoIP Call History Screen...................................................................................................................................138
18.1 Overview.................................................................................................................................................................. 139
18.2 The WAN Status Screen........................................................................................................................................... 139
18.3 The LAN Status Screen............................................................................................................................................ 140
18.4 The NAT Status Screen.............................................................................................................................................142
18.5 The VoIP Status Screen............................................................................................................................................ 142
20.1 Overview.................................................................................................................................................................. 147
20.1.1 What You Need to Know.......................................................................................................................................147
20.2 The Remote MGMT Screen..................................................................................................................................... 147
20.3 The TR069 Screen.................................................................................................................................................... 148
LTE CPE B2368
User Guide
Contents
Issue 03 (2019-01-31)
Copyright © Huawei Technologies Co., Ltd.
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