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Appendix E: Bandwidth Selection
The following table provides information about bandwidth usage for viewing video from computers with different Inte rnet connection types.
Usethis table to determine if you have sufficient available bandwidth to view full-stream video from your computer. If your computer provides
limited bandwidth, this table can help you determine which lower bandwidth to select to view transcoded video.
Table D. Bandwidth Selection and Frame Rates
Bandwidth Selection
Bandwidth
(kbps)
Number of
Streams
Bandwidth
per Stream
(kbps) Format Resolution Frame Rate
Dial-up 56 1 56 MJPEG CIF 2
2 28 MJPEG CIF 1
3 19 MJPEG CIF 1
4 14 MJPEG CIF 1
Standard DSL 384 1 384 MPEG4 CIF 15
2 192 MJPEG CIF 7
3 128 MJPEG CIF 5
4 96 MJPEG CIF 2
T1 770 1 770 MPEG4 2CIF 5
2 385 MPEG4 CIF 15
3 257 MPEG4 CIF 7
4 193 MPEG4 CIF 5
Enhanced DSL 1,500 1 1,500 MPEG4 2CIF 15
2 750 MPEG4 2CIF 5
3 500 MPEG4 CIF 15
4 375 MPEG4 CIF 15
Cable Modem 3,000 1 3,000 MPEG4 4CIF 30
2 1,500 MPEG4 2CIF 15
3 1,000 MPEG4 2CIF 15
4 750 MPEG4 2CIF 5
Ethernet 10,000 1 10,000 MPEG4 4CIF 30
2 5,000 MPEG4 4CIF 30
3 3,333 MPEG4 4CIF 30
4 2,500 MPEG4 4CIF 15
Fast Ethernet 100,000 1 100,000 MPEG4 4CIF 3 0
2 50,000 MPEG4 4CIF 30
3 33,333 MPEG4 4CIF 30
4 25,000 MPEG4 4CIF 30
Gigabit Ethernet 1,000,000 1 1,000,000 MPEG4 4CIF 30
2 500,000 MPEG4 4CIF 30
3 333,333 MPEG4 4CIF 30
4 250,000 MPEG4 4CIF 30