Direct Data Exchange (DDE)

ChimeNet has supplied a network connection to CMS for eligible customers. Direct Data Exchange (a.k.a. Fiscal Intermediary Standard System or FISS) is implemented out of two different Enterprise Data Centers (EDCs), one run by Companion Data Services (CDS) and the other by EDS (acquired by Hewlett-Packard). Instructions for connecting to the two EDCs are as follows.

DDE - CDS EDC

ChimeNet has supplied a network connection to Companion Data Services Enterprise Data Center DDE-FISS for eligible customers. The CDS EDC system has a TN3270 front-end. Please use the following parameters when connecting.

  • Terminal Emulation Type: TN3270
  • Host Name: 158.73.213.27
  • Port: TCP/23038
  • Encryption: SSL, Version 3
  • Once connected, select Option 1 labeled “CDS”.

Network Routing

The network for DDE-FISS is 158.73.0.0/16. Your IT department should have a route for this network. If you have any question about this routing please call the ChimeNet Help Desk.

Testing Connectivity

To test routing and network connectivity to the DDE system you may ping 158.73.0.1. CMS does not have an address you can ping to test the entire path to the servers but this address will test most of the network connectivity. If this address does not ping please contact the ChimeNet Help Desk.

Additional Help

If you are having connectivity issues please contact the ChimeNet Help Desk.

If you have questions concerning usernames and passwords please contact the EDI Help Desk .

DDE - EDS EDC

ChimeNet has supplied a network connection to Hewlett-Packard Enterprise Data Center for eligible customers. This was formally known as the EDS Enterprise Data Center.

The HP EDC system has a TN3270 front-end. Please use the following parameters when connecting.

  • Terminal Emulation Type: TN3270
  • Host Name: 158.73.215.10
  • Port: TCP/23015
  • Encryption: SSL, Version 3
  • Once connected, select Option 2 labeled “HP”.

Network Routing

The network for DDE-FISS is 158.73.0.0/16. Your IT department should have a route for this network. If you have any question about this routing please call the ChimeNet Help Desk.

Testing Connectivity

To test routing and network connectivity to the DDE system you may ping 158.73.0.1. CMS does not have an address you can ping to test the entire path to the servers but this address will test most of the network connectivity. If this address does not ping please contact the ChimeNet Help Desk.

Additional Help

If you are having connectivity issues please contact the ChimeNet Help Desk.

If you have questions concerning usernames and passwords please contact the EDI Help Desk .