don't allow video codecs if videosupport is disabled and don't set jitter buffer settings if not enabled
don't allow video codecs if videosupport is disabled and don't set jitter buffer settings if not enabled

FreePBX/iaxsettings,FreePBX/sipsettings,FreePBX/sipsettings,tm1000/sipsettings,tm1000/sipsettings,FreePBX/iaxsettings