ZyXEL Communications LTE Series User Manual page 10

Chapter 24
Firmware Upgrade ...........................................................................................................................142
24.1 Overview ..................................................................................................................................... 142
24.2 Firmware Upgrade ...................................................................................................................... 142
Chapter 25
Backup/Restore ...............................................................................................................................144
25.1 Backup/Restore Overview ........................................................................................................ 144
25.2 Backup/Restore .......................................................................................................................... 144
25.3 Reboot ......................................................................................................................................... 145
Chapter 26
Diagnostic.........................................................................................................................................147
26.1 Diagnostic Overview .................................................................................................................. 147
26.2 Ping/TraceRoute/Nslookup Test ................................................................................................ 147
Part III: Troubleshooting & Appendices ...................................................... 149
Chapter 27
Troubleshooting................................................................................................................................150
27.1 Overview ..................................................................................................................................... 150
27.2 Power and Hardware Connections ......................................................................................... 150
27.3 Zyxel Device Access and Login ................................................................................................ 150
27.4 Internet Access ........................................................................................................................... 152
27.5 UPnP ............................................................................................................................................. 153
27.6 SIM Card ...................................................................................................................................... 154
27.7 Cellular Signal ............................................................................................................................. 154
Appendix A Customer Support ..................................................................................................... 156
Appendix B IPv6............................................................................................................................... 162
Appendix C Legal Information ...................................................................................................... 168
Index .................................................................................................................................................175
Table of Contents
LTE Series User's Guide
10