As I think was mentioned before in this thread, the 4700 has an ethernet
module that supports 10 meg full-duplex.
We are using that config at one of our clients.
Kevin Wigle
----- Original Message -----
From: "Marty Adkins" <[EMAIL PROTECTED]>
To: "Priscilla Oppenheimer" <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Sent: Wednesday, February 28, 2001 3:36 PM
Subject: Re: 2500 series e0 fullduplex?
> Priscilla Oppenheimer wrote:
> >
> > Regarding the original question, though I couldn't find a URL to confirm
> > this, I don't think the Ethernet AUI port on the 2500 series Cisco
router
> > supports full duplex. I think the 2500 routers came out before full
duplex
> > Ethernet existed for one thing. Also, I doubt that it is possible to
> > support full duplex with an AUI attachment. You would need a way to tell
> > the transceiver to ignore collision detection, and that's probably not
> > supported.
> >
> The 2500 e0 is definitely half-duplex CSMA/CD only. It uses a LANCE chip
> as its "NIC" which predates fast Ethernet. AFAIK, there are no Cisco
> routers with 10Mb Ethernets that support full-duplex. Prior to the
> introduction of fast Ethernet in the industry, there were a few NIC
> vendors that added full-duplex capability to 10Mb cards. But it never
> really caught on; plus it was superceded by 10/100.
>
> Marty Adkins Email: [EMAIL PROTECTED]
> Mentor Technologies Phone: 240-568-6526
> 133 National Business Pkwy WWW: http://www.mentortech.com
> Annapolis Junction, MD 20701 Cisco CCIE #1289
>
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