User manual for the SMB32 remote SIM card controller, detailing installation, configuration, and hardware specifications.
The SMB32 is a 32‑channel remote SIM card controller that converts communication between SIM cards and connected devices via TCP/IP, enabling remote separation of SIM and equipment. It supports hot‑swap, rapid online SIM exchange, and scheduled swapping, and can be used standalone or registered to DBLTEK’s SIM Server for managing over 10,000 SIM cards.
The manual covers safety notices, unpacking, basic functions, network connection and installation, factory settings, initial configuration, usage guidelines, and hardware/software features. It also provides detailed specifications such as dimensions, power consumption, operating environment, and supported network protocols. This manual is written in Chinese.
| Dimensions | 285×142×42 mm |
|---|---|
| Weight | 680 g |
| Storage Temperature Range | -40 °C to 80 °C |
| Operating Temperature Range | 0 °C to 40 °C |
| Maximum Humidity | < 90 % non‑condensing |
| Maximum Power Consumption | 10 W |
| Network Standard | 10/100Base‑T |
| IP Standard | IPv4 |
| Operating System | Linux |
| Linux Kernel Version | 2.6 |
| SIM Card Standard | GSM 11.11 |
| Supported Network Protocols | IP, TCP, UDP, HTTP, ICMP, DHCP, NTP, TFTP, ToS, telnet |
| Maximum Network Latency (worst case) | < 300 ms |
| Single SIM Peak Throughput | 11 KB/s |
The SMB32 can control up to 32 SIM cards at the same time.
Yes, when registered to DBLTEK’s SIM Server, it can manage over 10,000 SIM cards.
The device’s maximum power consumption is 10 W.
It supports IP, TCP, UDP, HTTP, ICMP, DHCP, NTP, TFTP, ToS, and telnet.