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View Full Version : Bandwidth Caculator


OJI
11-27-2002, 11:39 AM
Hi guys,

Just wondering if there is a nice and easy bandwidth calculator out there?

All I want to know really is how much data can be shifted on various connections monthly.

taa :)

netdude
11-27-2002, 12:04 PM
1Mbps ~ 324GB... so to find out the theoretical b/w capacity on a OC3 for example (155Mbps), just go 155Mbps/1Mbps = X/324GB... simplified to... 155*324=X
X = amount of GB possible, upstream n downstream (unidirectional, so technically a half duplex feed would do this amount, a full duplex feed would be able to do equal to this amount in each direction, a total of double), if a 155Mbps feed was saturated 100% of the time (which is impractical)... to get a practical figure... its roughly 90% of the theoretical on a full-duplex feed (assuming no major sustained bursting)... and 70% of a half-duplex feed...

OJI
11-27-2002, 12:43 PM
thanks m8

i think i will probabally have a read over that after a few more coffees

thanks

kongen
11-27-2002, 12:45 PM
bandwidth caculators

advanced: http://www.valkaryn.net/bwcalc/

simple: http://erkle.mcc.ac.uk/bwidth.php?gigtrans=100&kbps=

zerphyte
11-27-2002, 12:48 PM
In windows.

start, run, calc

OJI
11-27-2002, 01:06 PM
thanks kongen

as for you zerphyte ................. tut tut tut

:D :D