For DCS-1000, use this URL on iCamSource:
http://192.168.xxx.xxx/video.cgiSelect MPEG on iCamSource.
No special configuration otherwise.
For DCS-2130, use this URL on iCamSource:
http://192.168.xxx.xxx/video1.mjpgSelect MPEG on iCamSource.
On the DCS-2130 change the video output of profile 1 to MPEG4.
I haven't been able to have sound on the DCS-2130, if somebody succeeds, let me know.