Re: [nsp] Diffrences between buildin and NM 10/100 Ethernet modules

From: Daniel Hagerty (hag@linnaean.org)
Date: Mon May 27 2002 - 11:35:31 EDT


"Ryan O'Connell" <ryan-nsp@complicity.co.uk> writes:

> I believe that most FastEthernet *hardware* supports dot1Q/ISL and all
> Ethernet(10Base-T ) hardware does not. IIRC, there are some early FastEthernet
> cards out there (Early revisions of the NM-1FE for example) that don't do
> it because of firmware limitiations but generally it's true for everything
> sold these days.

    Some 10 megabit chipsets can support the needed magic for
encapsulation (longer frames). I know that the 2610 and 2611s I have
will support 802.1q with full MTU.



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