What are the differences between MetaDefender Optical Diode Back-to-Back and the Bilateral Security Gateway functionality?

This article applies to MetaDefender Optical Diode version 1.11.0 or higher.

This document provides a summary of the main differences between BSG and Optical Diode back-to-back functionality.

Optical Diode

Back-to-back

Bilateral Security Gateway
ConnectionsAllows connections to be initiated from either side of the network(e.g. low-to-high or high-to-low)Connections can only be initiated from one side of the network. Typically from high-to-low. BSG is designed for going high to low. It is not recommended for low to high.
PortsPorts cannot be dynamicAllows for dynamic ports
Applications

Good for:

  • RDP
  • SSH
  • HTTP - API Calls. No Redirects.
  • WSUS (local connection)
Depending on how WSUS system is setup (pulling files from low into high, it is a preferred, more secure, solution. Ideal solution for MS SQL & historian replication.
# Of appliances

4

  • 1 Pair set low-to-high
  • 1 Pair set high-to-low

2

  • 1 pair typically configured high-to-low.

If Further Assistance is required or you have any other questions, please proceed to log a support case or chat with our support engineer.
Type to search, ESC to discard
Type to search, ESC to discard
Type to search, ESC to discard

MetaDefender

On This Page
What are the differences between MetaDefender Optical Diode Back-to-Back and the Bilateral Security Gateway functionality?