====== GSM ======

The device can transmit data to the server using a GSM connection. To connect to the GSM network you need a SIM card in MiniSIM format with support for 2G,3G, 4G.

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==== GSM/LTE traffic limits ====

__Figure 1__ – GSM/LTE traffic limits

{{ :en:gsm_lte_traffic.jpg?direct |}}

__Table 1__ – GSM information parameters description

^Parameter ^Parameter description                                                 ^
|Traffic limits    |Restrictions on data transmission                              |
|Limit             |status on / off                                                |
|Daily(MB)         |Daily transfer limit - removed at 00:01 the next day|
|Mounthly(MB)      |The monthly transfer limit is removed at 00:01 on the 01st day of the next day                                                              |
|Daily/Monthly     |statistics of GSM traffic used                             |
|Upload to FTP     |upload status to FTP                                     |
|Log               |log statistics file                                            |

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==== GSM/LTE configuration ====

__Figure 2__ – GSM/LTE configuration

{{ :en:gsm_lte_configuration.jpg?direct |}}

^Parameter ^Parameter description                                               ^
|Default SIM holder|Choosing type of SIM holder, upper – metallic, is located inside the side cover window, and lower – plastic, which located on the bottom of the plate(to insert SIM into lower SIM holder you need to disassemble device)|
|Wireless network mode|The modes of operation of mobile network, choose AUTO for automatic settings 
|APN|Access point|


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==== Standard APN of Ukraine and dialing numbers ====

__ Table 3__ – Standard APN of Ukraine and dialing number

{{ :en:apn.jpg?direct |}}

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==== SMS/USSD configuration====

__Figure 3__ - SMS/USSD configuration  

{{ :en:sms_ussd.jpg?direct |}}

__Table 4__ - GSM/LTE configuration parameter description

^Parameter ^Parameter description^
|SMS control numbers|Your SIM card number |
|Send custom SMS|Send an SMS to your SIM card number which you will need to enter in the field on the right|
|Send USSD|Send the USSD code to your SIM card number which you will need to enter in the field on the right|

To set the default settings, click the **Default** button. To save settings in NVR click **Save settings** button.