Keeping Track of Data Usage in GB Per Port

Jared Mauch jared at
Wed Oct 15 18:20:10 UTC 2014

> On Oct 15, 2014, at 2:14 PM, Valdis.Kletnieks at wrote:
> On Wed, 15 Oct 2014 13:06:56 -0500, Colton Conor said:
>> on a cisco switch vs a DSL port on a DSLAM for example? I would think these
>> access switches would have some sort of stat you can count similar to a
>> utility meter reader on a house. See what it was at last month, see what is
>> is at this month, subtract last months from this months, and the difference
>> is the total amount used for that month.
> Assume a 20mbit connection.  How many times can this roll over a
> 32 bit counter in a month if it's going full blast?

If your switch doesn’t support 64-bit counters return it.

- Jared

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