Robert,
To fix rtmp playback, change this:
'file': '/iel_videos/air-tires.m4v',
To this (remove leading forward slash):
'file': 'iel_videos/air-tires.m4v',
And (to fix iOS playback) change this:
http://fss.education.illinois.edu:1935/vod/iel_videos/air-tires.m4v/playlist.m3u8
To this (add app instance “definst” because content is in subfolder):
http://fss.education.illinois.edu:1935/vod/iel_videos/air-tires.m4v/playlist.m3u8http://fss.education.illinois.edu:1935/vod/_definst_/iel_videos/air-tires.m4v/playlist.m3u8
Richard