VXN error 53/FD-50/FD-100/FD-200/FD-300

This is a sender error. The merchant’s server is not communicating to the Gateway Datawire.
Check the firewall needs to have the URLS enabled,
Primary URL: https://vxn.datawire.net/sd
Secondary URL: https://vxn1.datawire.net/sd
Make sure that Port 443 is open Check the Ethernet cable is good, it may be bad