New In The Box
USR-G781 4G LTE Modem With Ethernet /LAN Port and Sim Card Slot With Serial RS232 and RS485 Ports. The Modem Utilizes a High Performance Arm Processor. Works on 4G LTE Bands 2, 4 and 12. Modem doesn't include Sim Card or Antenna.
Feature:
Support 4 Socket independent connection
2 RJ45/Ethernet port, one can be WAN or LAN port and another one can be LAN port.
APN and VPN Client (PPTP, L2TP) Note: OpenVPN and IPSec, L2TP, GRE are in developing
stage )
Support static routing
Support NTP to check the time.
Support TCP/UDP client mode and server mode.
Support upgrading firmware via FTP
DDNS, Dynamic domain mapping
Serial to HTTP format
Firewall and QOS flow control management
Heartbeat packet: can be sent to serial or network periodic. To ensure connection is reliable, put an end to dead link.
Identity /Registration packet: identified header can be added to packets to check connection status.
Integrated Hardware and software watchdog timer
Serial port protection: Reverse connection projection, ESD anti-surge, anti-static, Surge protection.
Transparent transmission mode and Http Client Mode
Configuration method: Built-in Webpage configuration and AT Command configuration
Application
Industrial automation control for data transmission.
Security monitoring, CCTV, entrance guard system, Building automation system
Environmental monitoring, temperature and humidity monitoring.
Self service terminal equipment (Vending machine, Lottery machine, Intelligent Express, ATM remote control).
Wireless Internet Access in Remote Area's.
