> - TCP may be biased against connections with long RTTs because the
> additive increase time is roughly one segment per RTT. Connections
> with longer RTTs take longer to ramp up and while this is
> happening those with smaller RTTs can acquire available
> bandwidth. TCP constant rate algorithm as suggested by Floyd and
> later Henderson, et al paper could overcome this limitation by
> "equalizing" the rate by which senders with different RTTs
> increase their sending rates during congestion avoidance. Not
> implemented.
You mean "not implemented due to unresolved issues". I can't
remember all the details (see RFC 2760 for a discussion of this --
written by Henderson), but there are certainly downsides to a
constant rate increase.
allman
--- Mark Allman -- BBN/NASA GRC -- http://roland.grc.nasa.gov/~mallman/
This archive was generated by hypermail 2b29 : Tue Mar 13 2001 - 09:50:42 EST