[e2e] OS Implementation of Byte Counting during Congestion Avoidance

[Stephen Hemminger]

On Fri, 4 Aug 2006 15:21:58 -0400 (EDT)
Salman Abdul Baset <salman at cs.columbia.edu> wrote:

> I was wondering if OSes implement byte counting during congestion
> avoidance. From my investigation it appears:
> 
> 1) Linux
>    2.6.16 and higher implement RFC 3465 Appropriate Byte Counting during
>    slow start. However, it does not implement byte counting during
>    congestion avoidance.

Minor correction:  Linux implements multiple congestion control algorithms.
The default (BIC) algorithm does not implement byte counting during congestion
avoidance, but if  Reno is used it does do ABC during all phases.
Also, ABC can be configured on/off if necessary.