[Info-vax] Additional ethernet (e.g. 100BASE-TX) NIC for Multia/UDB?

Hans Bachner Hans at Bachner.priv.at
Tue Jan 29 17:59:17 EST 2013


Phillip Helbig---undress to reply <helbig at astro.multiCLOTHESvax.de> 
wrote:

> In article <ke9g95.64.1 at usenet.bachner.priv.at>, Hans Bachner
> <Hans at Bachner.priv.at> writes: 
> 
>> Having said that, I'd give the DE500 a try; the DE450 is an
>> alternative, but not 100 mbit capable. 
> 
> Can the DE450 do FD or just HD?

Aren't all twisted-pair links FD capable? 

Don't have specs for the DE450 at hand... but
<http://www.aei-
it.com/support/download/pfec_download/Windows/WinNT4sp4/OEMSETUP.INF>
offers a "10BaseT Full_Duplex" connection setting.

But you need a manageable switch where you can set the port to 10/FD. An 
autonegotiating switch can sense the speed, but not duplex settings, and 
will usually fall back to half duplex if negotiation doesn't work out. I 
don't believe that autonegotiation properly works on this card.

Hans.



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