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    6,436 GSM công việc được tìm thấy, giá USD

    I noticed your profile and would like to offer you my project. Do you have experience with GoIP VoIP gateway, and A2Billing? I would like to dev...system similar to [login to view URL], but with different business model. So, it should efficiently setup and operate the GoIP (and similar) equipment to improve VoIP GSM termination. Thanks, Marcelo

    $10 / hr (Avg Bid)
    $10 / hr Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    1 lượt đặt giá

    My project is to use an arduino circuit like ATMEGA328P Pro Mini 328 Mini and a SIM 800L gprs GSM circuit board, prefered board to be smallest possible or ( if you can recommend better module for this project is fine let me know) conected to a the main alarm control panel and whenever there is an alarm this module call and send a text massage to the

    $2 / hr (Avg Bid)
    $2 / hr Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    1 lượt đặt giá
    GSM Call to VOIP android app 5 ngày left
    ĐÃ XÁC THỰC

    We need a Android app that take GSM Call and SMS to Send to Server so other side phone can see SMS and take calls instantly to avoid Roaming. Also maintain call logs, SMS logs, contacts on server and sync to APP that installed on other phone. We will provide you Linux server to setup.

    $1646 (Avg Bid)
    $1646 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    6 lượt đặt giá
    Asterisk GSM Gateway Integration 4 ngày left
    ĐÃ XÁC THỰC

    Looking for someone who can configure Dinstar GSM Gateway to work with my local asterisk setup.

    $30 (Avg Bid)
    $30 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    7 lượt đặt giá

    App to register with my Asterisk Server as a SIP extension. My Server will send VoIP calls to the Ap...with my Asterisk Server as a SIP extension. My Server will send VoIP calls to the App and the App will make a local call on the GSM network and path both calls together. In other words, the Android Phone will act as a VoIP / GSM gateway. Thamk you.

    $631 (Avg Bid)
    $631 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    13 lượt đặt giá
    Crear un servicio de envió sms masivo 2 ngày left
    ĐÃ XÁC THỰC

    ...celular vía sms. El equipo que permite el envió es un gateway sms openvox. Se adjunta la maqueta del desarrollo a realizar, así como el método de conexión hacia el equipo openvox gsm...

    $333 (Avg Bid)
    $333 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    10 lượt đặt giá

    Hi There, I am looking to integrate live data from machinery via GPS/GSM to a server( Traccar) then feed live engine hour data to smartsheet. Can someone help? Thanks Justin

    $689 (Avg Bid)
    $689 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    15 lượt đặt giá

    ...programmers and engineers failed to complete the project**** GSM is the most wide spread mobile communications system in the world. However the security of the GSM voice traffic is not guaranteed especially over the core network. It is highly desirable to have end-to-end secure communications over the GSM voice channel. In order to achieve end-to-end security

    $1300 (Avg Bid)
    $1300 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    7 lượt đặt giá

    ...of connecting a GSM/GPRS modem board to a Sonoff RF Bridge 433Mhz ([login to view URL]). The GSM/GPRS modem will be used to connect to the internet and send MQTT messages. It would be helpful if you have other/better suggestions how I can run Espurina firmware ([login to view URL]) using GSM/GPRS for the internet

    $99 (Avg Bid)
    $99 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    12 lượt đặt giá
    Web development Đã kết thúc left

    Basic Raspberry Pi programming required, 1AIO and 3DIO plus GSM email to a website from the Pi

    $220 (Avg Bid)
    $220 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    10 lượt đặt giá
    développement web Đã kết thúc left

    développement web fonction: - db -gps tracker -GSM payement -Advertising management

    $91 (Avg Bid)
    $91 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    11 lượt đặt giá

    A smaller sized and low power consumption circuit device is needed which can work with DC power supply/Battery and has ability ...circuit device is needed which can work with DC power supply/Battery and has ability to collect the readings from sensors and can securely transmit data to server over 2G/3G/4G GSM data connectivity (can including IMEI ID).

    $432 (Avg Bid)
    $432 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    26 lượt đặt giá

    ******** Please read the description carefully ******* GSM is the most wide spread mobile communications system in the world. However the security of the GSM voice traffic is not guaranteed especially over the core network. It is highly desirable to have end-to-end secure communications over the GSM voice channel. In order to achieve end-to-end security

    $356 (Avg Bid)
    $356 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    6 lượt đặt giá

    I have a project well documented on cleaning services and need of web app android and ios apps using latest geo services maps and gsm apis it needs also a CRM integrated Project ID: 17261585

    $3944 (Avg Bid)
    $3944 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    32 lượt đặt giá
    GRPS dispensing machine Đã kết thúc left

    Development of dispensing machine Dispenses products after validating user identification, with Ethernet connec...identification, with Ethernet connection and gprs. It must measure temperature and relative humidity. Transactions are recorded and recorded in remote database ARM microcontroller GSM Ethernet Altium IoT Micro SD LCD Battery

    $323 (Avg Bid)
    $323 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    21 lượt đặt giá

    A simple HRL lookup program or script for mobile telephone numbers. Knowledge about gsm mobile networks and communication protocols are needed.

    $32 / hr (Avg Bid)
    $32 / hr Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    9 lượt đặt giá
    Water Tank SMS Alert Đã kết thúc left

    only someone with a proven experience with SIM800L GSM module specially DTR and RING PINs handling with open drain transistor. Here's some information about the required and more information will be given after. System components: - Microcontroller - GSM Module - RTC with Interrupt pin - Ultrasonic sensor Consider the following: - Low power

    $7 - $22
    $7 - $22
    0 lượt đặt giá
    Alarma RF y GSM Arduino + APP Đã kết thúc left

    Necesito crear codigo y APP para fabricar una alarma RF y GSM con las mismas caracteristicas que una alarma comercial (ver videos de referencia): - [login to view URL] - [login to view URL] Algunas de las caracteristicas principales: * Debe permitir agregar sensores y controles rf, guardandolos automaticamente

    $190 (Avg Bid)
    $190 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    5 lượt đặt giá
    Water Tank SMS Alert Đã kết thúc left

    only someone with a proven experience with SIM800L GSM module specially DTR and RING PINs handling with open drain transistor. Here's some information about the required and more information will be given after. System components: - Microcontroller - GSM Module - RTC with Interrupt pin - Ultrasonic sensor Consider the following: - Low power consumption

    $235 (Avg Bid)
    $235 Gi\u00e1 \u0111\u1eb7t trung b\u00ecnh
    21 lượt đặt giá