RE: DH-CHAP

["Yongge Wang" <ywang@karthika.com>]

>Gigabit Ethernet (and beyond) is full duplex.  Well, in theory there's
>half duplex GE; in practice that does not exist.
>
>So on every switch port there is by definition exactly ONE device.
>
>The case you're thinking about is meaningful for 10Mb/s and 100 Mb/s
>Ethernet, at least for those cases where people mix hubs and
>switches.  Given the cost of switch ports, that's becoming less and
>less common even there.

Paul,
thanks for the explanation here.
I think some of my hub, switech, and router knowledge are outdated:-)

"Computer Networking: A Top-Down Approach Featuring the Internet."
By James F. Kurose and Keith W. Ross
Addison Wesley, 2001

Textbook is always not as fast as technologies:-)

Yongge