ipfw, pf and ALTQ on outbound traffic? (or: "The net is slow
when I upload!")
awd at awdcomp.net
Sat Mar 21 23:58:06 PDT 2009
Jubal Kessler wrote:
> Is there a general how-to, or a set of coherent instructions, for
> shaping outbound traffic such that when I upload something over my
> asymmetric cable-modem pipe, doing so doesn't completely kill my Web
> browsing or any other attempts to use my Internet connection?
> (To put it another way: When I max out my upstream, and my upstream is
> capped lower than my downstream, my downstream becomes useless and I am
> forced to wait until the upload finishes before I can resume using the
> downstream. This is a problem, and I'd like to solve it.)
> I have looked at various ALTQ + pf setups on the Web, but I have one
> caveat. I use FreeBSD 6.4 on my home gateway, and it is also using the
> default natd server, which relies on an ipfw divert rule. I don't know
> if this matters, or if I need to switch from natd to a pf-based NAT setup.
Technically you could run both, for a while years back I was using
pppd's nat, ipfw for the firewall and dummynet (for kids downloads and
stuff or when they reached their monthly quota), and pf for altq on
All working perfectly.
> Should I use *just* ipfw, or should I switch everything to pf (including
> NAT services) and go from there?
> Thanks much,
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