User's Manual

Table of Contents
B222s User’s Guide
10
Chapter 20
System ...............................................................................................................................................159
20.1 Overview .......................................................................................................................................159
20.1.1 What You Need to Know ......................................................................................................159
20.2 The System Screen .......................................................................................................................159
Chapter 21
Time Setting ......................................................................................................................................161
21.1 Overview .......................................................................................................................................161
21.2 The Time Setting Screen .............................................................................................................161
Chapter 22
Log Setting .......................................................................................................................................163
22.1 Overview ......................................................................................................................................163
22.2 The Log Setting Screen ................................................................................................................163
Chapter 23
Firmware Upgrade ............................................................................................................................165
23.1 Overview .......................................................................................................................................165
23.2 The Firmware Upgrade Screen .....................................................................................................165
Chapter 24
Backup/Restore ................................................................................................................................167
24.1 Overview .......................................................................................................................................167
24.2 The Backup/Restore Screen .........................................................................................................167
24.3 The Reboot Screen .......................................................................................................................169
Chapter 25
Diagnostic .........................................................................................................................................171
25.1 Overview .......................................................................................................................................171
25.2 The Ping/TraceRoute Screen ........................................................................................................171
Chapter 26
Troubleshooting................................................................................................................................173
26.1 Overview .......................................................................................................................................173
26.2 Power, Hardware Connections, and LEDs ....................................................................................173
26.3 LTE Device Access and Login ......................................................................................................174
26.4 Internet Access .............................................................................................................................175
26.5 Wireless Internet Access ...............................................................................................................176
26.6 Phone Calls and VoIP ...................................................................................................................177
26.7 UPnP .............................................................................................................................................178
Appendix A IP Addresses and Subnetting.......................................................................................179