Date: Wed, 28 Dec 2005 21:21:37 -0000 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Sean Chittenden" <sean@gigave.com>, "OxY" <oxy@field.hu> Cc: freebsd-performance@freebsd.org Subject: Re: em0 and tunnel performance problem Message-ID: <005901c60bf4$b3cf2260$0100a8c0@multiplay.co.uk> References: <000901c60b87$e40b8ad0$0201a8c0@oxy><000401c60bab$9fd494a0$0201a8c0@oxy> <20051228210915.GY28159@mailhost.gigave.com>
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----- Original Message -----
From: "Sean Chittenden" <sean@gigave.com>
> You can *never* rely on, or use auto negotiation. Its very common to
> have the switch be set to auto, the PC to be set to 100 FDX, and have
> the switch settle on 100 half-duplex (Cisco switches in particular).
> netstat -i will probably show you that you have line errors on your
> em0 interface. If you're running on Cisco switches, see the
> following:
In fact is also common to get errors when both are hardcoded the
only resolution being to set both to auto it all depends on the hardware.
Steve
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