Integration and Testing

Authorize.Net API questions and help with your payment integration.

Posts: 2
Registered: ‎10-30-2014

Re: How to configure a Merchant Defined Response URL for SIM API ?

Any luck on this?  I'm trying to do the same thing and having a terrible time. I can't understand why the relay URL will not work within an IFRAME.  Payment works fine within the frame it's just the relay that's not working.