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Date: Mon, 2 Jul 2001 23:54:34 -0500
From: Alfred Perlstein <bright@sneakerz.org>
To: Bryan Fullerton <bjf@samurai.com>
Cc: net@freebsd.org
Subject: Re: PPPoE latency
Message-ID: <20010702235434.B84523@sneakerz.org>
References: <f05101003b766f52ce823@[192.168.1.34]> <20010702233606.A84523@sneakerz.org> <f05101001b766fe1f011f@[192.168.1.34]>
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* Bryan Fullerton <bjf@samurai.com> [010702 23:50] wrote:
> At 11:36 PM -0500 7/2/01, Alfred Perlstein wrote:
> >
> >Without a real idea of what's in the dedicated equipment it's hard
> >to say.  A couple things about your configuration really say
> >"low-end" equipment, especially the NIC being used.
> 
> It's absolutely not high-end stuff, but this is only a residential 
> 1Mb/120Kb DSL line, shouldn't really be taxing the NIC. If there's 
> anything else about the config you'd like to know, I'd be happy to 
> provide details.
> 
> If you really think switching to a better ethernet card will help, I 
> have a 3C905B sitting here that I can try.

It may.

> >There's also
> >the possibility that if you're using NAT you're using NATd which
> >because of the way it works (userland process that must double copy
> >all packets) you're not getting the best performance from that as
> >well.
> 
> Nope, ppp -nat, no natd.

Same difference, ppp is implemented as a userland process, nearly the
same amount of work must be done for either natd or ppp.

-- 
-Alfred Perlstein [alfred@freebsd.org]
Ok, who wrote this damn function called '??'?
And why do my programs keep crashing in it?

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