New DSCP target in CVS
Takuya Satoh
taka0038@yahoo.com
Tue, 19 Mar 2002 19:19:25 +0900
> > Hi,
> > Does the old FTOS target zero the ECN bits?
>
> Quick Answer = YES
>
> Long Answer -> FTOS takes whatever HEX code you specify and overwrites
> _all_ 8 bits of the TOS field. So if you only specify say 0xf0 then the
> ECN are overwritten with 0's. make sense?
Perfectly clear, thanks. So the FTOS target (but not the new DSCP) can be
also used to selectively remove the ECN-enabled bit from syn packets going
to some "bad" hosts throwing away any ECN-enabled connection (until the new
ECN target is finished ...).
Taka