ATCOM A21 User Manual page 4

A2X(W)/A20LTE IP Phone User Manual
4.5. Export System log ................................................................... 85
4.6. Dial plan ........................................................................... 86
4.6.1. Replace Rule .................................................................. 87
4.6.2. Dial-now ...................................................................... 88
4.6.3. Area Code .................................................................... 89
4.6.4. Block Out ..................................................................... 90
5. WI-FI(For A20W and A20WAC) ................................................................ 91
5.1. Configure the WIFI on the phone ..................................................... 91
5.2. Configure the WIFI on the WEB ....................................................... 91
5.3. Enterprise WiFi ..................................................................... 92
6. LTE Network (For A20LTE) .................................................................. 93
6.1. Configure the LTE on the phone ...................................................... 93
6.2. Configure the account on the LTE network ............................................ 93
7. FAQ ....................................................................................... 94
7.1. How to reset to factory ............................................................. 94
7.2. Upgrade the firmware on safe mode ................................................... 95
7.3. How to make IP Peer to Peer call .................................................... 95
8. Troubleshooting ........................................................................... 97
8.1. The phone is failed to register to SIP server ....................................... 97
8.2. The phone is failed to gain IP address .............................................. 97
8.3. Only one party can hear from another on calling ..................................... 97
9. Abbreviation .............................................................................. 98
10. FCC Caution .............................................................................. 99
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