In FMLE, URL as "rtmp://[ip-address]/live"and the Stream field as "myStream" is fine as long as the Wowza application named "live" is configured for nDVR per these instructions.
The syntax for playback would then be the following. The link above also includes some troubleshooting tests.
For playback with Flash Player:
For playback with an iOS device:
For playback with Silverlight: