Robustel R5020 User Guide
RT_UG_R5020_v.1.0.2 Mar. 17, 2023 9/167
4.3.3 IP Passthrough .................................................................................................................................. 89
4.4 VPN ........................................................................................................................................................... 89
4.4.1 IPsec .................................................................................................................................................. 89
4.4.2 OpenVPN .......................................................................................................................................... 97
4.4.3 GRE ................................................................................................................................................. 109
4.5 Services .................................................................................................................................................. 111
4.5.1 Syslog .............................................................................................................................................. 111
4.5.2 Event ............................................................................................................................................... 112
4.5.3 NTP ................................................................................................................................................. 115
4.5.4 SMS ................................................................................................................................................. 116
4.5.5 Email ............................................................................................................................................... 117
4.5.6 DDNS ............................................................................................................................................... 118
4.5.7 SSH .................................................................................................................................................. 119
4.5.8 Ignition ............................................................................................................................................ 120
4.5.9 GPS .................................................................................................................................................. 120
4.5.10 Web Server ..................................................................................................................................... 125
4.5.11 Advanced ........................................................................................................................................ 126
4.5.12 Smart roaming ................................................................................................................................ 127
4.5.13 Debug .............................................................................................................................................. 131
4.5.14 Update ............................................................................................................................................ 132
4.5.15 App Center ...................................................................................................................................... 132
4.5.16 Tools ................................................................................................................................................ 133
4.5.17 Profile.............................................................................................................................................. 135
4.5.18 User Management .......................................................................................................................... 137
4.6 Edge2cloud ............................................................................................................................................. 138
4.6.1 Edge2cloud ..................................................................................................................................... 138
4.6.2 E2C Broker ...................................................................................................................................... 139
Chapter 5 Configuration Examples ............................................................................................................... 141
4.7 Cellular ................................................................................................................................................... 141
4.7.1 Cellular Dial-Up ............................................................................................................................... 141
4.7.2 SMS Remote Control ....................................................................................................................... 143
4.8 VPN Configuration Example ................................................................................................................... 145
4.8.1 IPsec VPN ........................................................................................................................................ 145
4.8.2 OpenVPN ........................................................................................................................................ 149
4.8.3 GRE VPN .......................................................................................................................................... 151
Chapter 6 Introductions for CLI .................................................................................................................... 153
6.1 What Is CLI .............................................................................................................................................. 153
6.2 How to Configure the CLI ....................................................................................................................... 154
6.3 Commands Reference ............................................................................................................................ 155
6.4 Quick Start with Configuration Examples ............................................................................................... 155
Glossary........................................................................................................................................................... 164