On Tuesday 19 September 2006 18:24, Norberto Meijome wrote:
> hi there :)
> I was planning to migrate a 4.11 firewall using a combo of ipf/ipnat and
> ipfw pipe/dummynets to pf + ALTQ.
pf/ipf/ipfw & dummynet/ALTQ are available since 5.3-R if I recall correctly.
> One thing I haven't figured out how to do with pf is the plr option to the
> dummynet configuration - we use it to simulate modem connections or just
> simply bad links.
pf.conf manual(6.1-STABLE)
probability <number>
A probability attribute can be attached to a rule, with a value set
between 0 and 1, bounds not included. In that case, the rule will
be honoured using the given probability value only. For example,
the following rule will drop 20% of incoming ICMP packets:
block in proto icmp probability 20%
> Also, is it definitely possibly to simulate the 'delay' option of dummynet
> with pf+ALTQ ?
No, ALTQ cannot delay packets, you have to use dummynet for this.
HTH, Nikos
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