IntroductionoVirtual Private Network (VPN):VPNs are designed to provide users with secure communication links whenaccessing a private network from the public Internet. They use IPsec (IPSecurity) server or client mode for encryption and authentication of all IPpackets at the network layer to ensure confidentiality and senderauthentication.
oFirewall: Controls networktraffic between different trust zones. Network Address Translation (NAT), whichshields the internal LAN from unauthorized activity from outside hosts.
The EDR-G903’s Quick Automation Profile function supports mostcommon fieldbus protocols, including EtherCAT, EtherNet/IP, FOUNDATIONFieldbus, Modbus TCP, and PROFINET. Users can easily create a secure EthernetFieldbus network from a user-friendly web UI with a single click. In addition,Moxa’s PacketGuard technology (Deep Packet Inspection) helps to filter ModbusTCP commands at OSI layer 7. The wide-temperature range models that areavailable operate reliably in hazardous, -40 to 75°C environments.
Firmware version 5.7.15
