live stream keeps buffering too much


we're encoding , streaming live multi-bitrate video our fms 4.5 server receiving alot of user complaints video buffering whenever try watch live.

 

a bandwidth speedtest done encoder's internet connection , showed 5mb downstream , 2mb upstream. encoding bitrates 100, 282, 482 kbps. encoding appliance, viewcast niagara 4100, showed cpu usage of 18%. encoder hardware , bandwidth don't see issue.

 

several users experiencing lot of buffering ran bandwidth speedtests on laptops , connection showed 9mb downstream , 1mb upstream. laptop device active on network no internet sharing occuring during time.

 

i can see multi stream files building , increasing in file size on fms 4.5 server ok.

 

the webpage created view live stream using strobe media playback player.

 

i've created .m3u playlist file consists of pre-roll commercial .flv file , plays .f4m file afterward. pre-roll commercial playing without buffering or issues after stops , moves on .f4m file buffering starts occuring.

 

would issue fms 4.5 configuration? bandwidth available fms 4.5 server?

 

would make difference if webpage accessing video hosting on different server fms 4.5 server?

 

thanks,

dave



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