I concur with Carsten.

There is YANG modeling work currently ongoing in CCAMP where we are dealing with analog bandwidth (DWDM transport networks), which is measured in Hz, kHz, MHz, GHz, and THz.

So, the term bandwidth describing a data rate or bit rate has always been confusing in the DWDM network context. In this context we are also modeling the digital data flow carried by a modulated optical carrier, where the analog bandwidth is an important property.


Thanks,
Dieter


On 14.05.2021 14:10, Carsten Bormann wrote:
On 2021-05-13, at 19:25, Juergen Schoenwaelder 
<[email protected]> wrote:
The description of bandwidth-ieee-float32 says:

          The units are octets per second.
The quantity you are looking for is called “bit rate” (IEC 80000:13, item 
number 13-13).
Its unit is bit/s.

A single 64-bit integer should give you both the range and the precision you 
need for all practical applications outside millibit networks (“LPWANs”).

As does an IEEE 754 binary64 float (and, probably, a binary32), which will even 
cover millibit networks.

If you prefer software floating point, you can add an exponent.
A practical base could be 1000, so an exponent of 0 is bit/s, 1 is kbit/s, 2 is 
Mbit/s, 3 is Gbit/s, 4 is Tbit/s, and so on.  -1 and -2 would be mbit/s and 
µbit/s, units maybe many of you aren’t as familiar with.

Grüße, Carsten

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