Frequently Asked Questions (FAQ)
❓ Frequently Asked Questions (FAQ)
🔑 API & Software
Q: How do I get an API key for my modem?
A: You can use a VPN router to set up port forwarding or use a VPS to set up ETMS to get an API key. (Guide available)
Q: How can we get the software, and does it cost extra?
A: Ejointech devices use a web-GUI-based software. Connect your device and computer to the same network and access it via a browser using the default IP. Cloud-based remote login is also available. No extra cost.
Q: What is the ETMS software used for?
A: ETMS is used to centrally manage multiple devices remotely on the Cloud.
Q: What is the Premium EIMS software?
A: The Premium EIMS software is a paid version designed for wholesale and retail SMS purposes, allowing integration with third-party systems or SMS vendors.
Q: Can I integrate your products with my own system or applications?
A: Yes, Ejointech provides APIs for integration.
📡 Device & Features
Q: What does an SMS gateway do?
A: An SMS Gateway enables a computer to send and receive SMS over the global telecom network. It translates messages to ensure compatibility for network delivery.
Q: What’s the difference between ACOM664L-64 and ACOM664L-512?
A:
• ACOM664L-512: 64 ports, 8 SIM slots per port (total 512 SIMs). Only 1 SIM per port can be active at a time, with automatic switching.
• ACOM664L-64: 64 ports, 1 SIM per port, supporting 64 active SIMs simultaneously.
Q: How does SIM switching work on multi-SIM models like ACOM664L-512?
A: Ejointech supports automatic/manual SIM switching, with a minimum online time of 2-3 minutes per SIM before switching recommanded.
Q: Do all devices support SIM rotation?
A: No. 1:1 models (e.g., 32-port 32-SIM, 64-port 64-SIM) do not support SIM rotation. Only multi-SIM models can rotate SIMs.
Q: What’s the recommended SIM switch time for multi-SIM models?
A: Every 2 minutes per SIM slot. For an 8-slot port, a full rotation takes ~16 minutes.
Q: How can a single SIMBANK work with multiple gateways?
A: A 128-port SIM pool can connect to:
• 8 × 16-port gateways
• 4 × 32-port gateways
• 2 × 64-port gateways
• Or a flexible combination.
📲 SIM & Usage
Q: How do I get my SIM card number?
A: Run the AT command AT+CNUM on the AT Command page. If you need it to appear in the recipient field, refer to page 15 of the user manual.
Q: I have an ACOM664L-512. How do I switch cards to use all 512 SIMs?
A: Go to “Gateway Setting” → “Switch Card” and enable automatic SIM switching. For SMS receiving, enable “SIM ONLINE TIME Checking” and set online duration to 2 minutes per switch.
💰 Orders & Shipping
Q: Are there discounts for bulk purchases?
A: Yes! Discounts are available for larger orders. Contact our sales team for details.
Q: How quickly can devices be shipped?
A: Orders ship the next day after payment. Large orders may have 1-2 days of delay.
Q: How long does shipping take?
A: 3-7 days depending on location.
🛠️ Support & Warranty
Q: Do you provide technical support?
A: Yes! Free lifetime technical support for all customers.
Q: Where can I get technical support or pre-sales service?
📩 Email: sales@ejointech.com
📱 WhatsApp: (+86) 186 8009 1963
💬 Skype: ejointech.v
📢 Telegram: @yyian
Q: What is your product warranty?
A: 12-month warranty for all product series.