[c-nsp] full duplex mismatch speed - dynamips

Benny Amorsen benny+usenet at amorsen.dk
Wed Aug 18 16:57:32 EDT 2010


sthaug at nethelp.no writes:

> I would have agreed five to ten years ago. However, nowadays we use
> autoneg everywhere with a few well known exceptions (e.g. Cisco 7200
> with Fast Ethernet PAs). Autoneg simply gives us less problems.

Autoneg also has the advantage of almost always failing in an easily
detectable way: The interface goes half duplex. So as soon as you see a
half-duplex interface you know that something is wrong.


/Benny



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