Rithmic Posts Configuration Info for Use by Customer Firewalls

To connect to various instances of R | Trade Execution Platform™, machines behind a firewall will need to be able to connect to the following ip addresses with associated subnet masks:

38.65.202.192/27 38.65.210.64/28 38.79.0.80/28 38.98.144.224/27 128.177.47.161/28 130.117.187.64/28 184.104.190.17/28 184.105.22.224/27 216.57.156.160/28

NEW:

128.177.47.161/28

REMOVED:

64.125.103.224/27 69.166.6.224/28

The following ports must be accessible through the associated protocol at the ip addresses above:

65000 TCP 64100 TCP 63100 TCP 56000 TCP 55555 TCP 44444 TCP 40000 through to 42099 TCP

45454 UDP

Rithmic is a developer of high performance multi-asset trade execution software. Rithmic’s R | Trade Execution Platform™ for trading futures, spreads, equities and options provides highly stable and scalable desktop trading and risk management screens, bi-directional streaming connectivity with Microsoft Office Excel, a C++ API, a .NET API, market data and order routing.