iSEG RF-1031 Secure Gateway

General Description

Radiflow 1031 Ruggedized Gateway for SCADA Networks

The  iSEG RF-1031 Secure Gateway further enhances the Radiflow’s offering of ruggedized switches.

Designed for use at small, remote sites, which require a secure remote connection to a limited number of devices over a public network, the iSEG RF-1031 Secure Gateway complements Radiflow’s line of ruggedized, multiple user/ multiple-network switches for critical infrastructures.

Key Features

(for full specification, please download datasheet) 

Physical design and Interfaces

  • DIN rail mounting, optional wall mount
  • Rugged enclosure – IP 30, No fans
  • Wide range of ambient temperatures (min -40°C, max + 70°C; -40°F to +158°F)
  • Self-cooling
  • Storage Temperature (min -40, max + 85 deg. C)
  • Operating Humidity , up to 95%
  • Dimensions (mm): 106h x 44.7w x 120d
  • Power supply 9-60V DC
  • MTBF: 25 years


  • SCADA gateway for IEC101/104, ModBus
  • RTU/TCP and DNP3
  • Terminal Server frame and byte modes
  • Serial transparent tunneling byte mode
  • L3 mGRE DM-VPN
  • L3 IPSec VPN
  • L2 VPN GRE
  • QOS: Prioritization ,Shaping ,Scheduling Limit, multiple Queues
  • Discrete IO control
  • Discrete IO tunneling


  • Firewall Learning Mode
  • VPN encryption using AES, 3DES
  • SCADA firewall for IEC101, IEC104, ModBus and
  • Firewall DNP3
  • Firewall Simulation Mode
  • Firewall Modbus RTU
  • Firewall Modbus TCP
  • IEC 101 Firewall
  • IEC 104 Firewall
  • IPsec
  • IPsec Certificates X.509
  • IPsec Dynamic Key Exchange
  • Local Authentication
  • MAC limit
  • SFTP Client

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