VS-GW1200-4G User Manual
OpenVox Communication Co.Ltd
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Figure 3-1-4 PIN Code Application
Then input your password, system will identify numbers of SIM cards. It can help to prevent SIM
card from being stolen and improve security.
If you want to hide your number when you call out, you can just switch CLIR “ON” (Of course you
need your operator’s support).
Figure3-1-5 CLIR Application
When you are on the phone, other calls coming in, you can set Call Waiting on, then the coming
calls won’t be hung up.
Figure3-1-6 Call Waiting
If you have some voice quality problems, you can open Echo Cancellation for an attempt.
Figure3-1-7 Echo Cancellation
IMEI Modification
One more feature, we offer you IMEI automatically modification.
Figure 3-1-8 Automatically IMEI Modify
We have offered you IMEI modification function. If you want to modify your IMEI number, please
do as follows.
You can log in your gateway, then modify IP address like this
http://172.16.158.1/cgi-bin/php/gsm-autoimei.php
on your browser. Then you will see the
following picture. Don’t forget to switch “Enable” to “ON”, or you can’t change your IMEI numbers.