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Conference netcad::hub_mgnt

Title:DEChub/HUBwatch/PROBEwatch CONFERENCE
Notice:Firmware -2, Doc -3, Power -4, HW kits -5, firm load -6&7
Moderator:NETCAD::COLELLADT
Created:Wed Nov 13 1991
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:4455
Total number of notes:16761

709.0. "Self contained dual ring" by ZUR01::SCHNEIDERR () Wed Feb 09 1994 12:45

In note 651 are very well explained FDDI configuration rules.

As we can read in this "guide", in release 4.0 we should be able to do a
"self-contained dual ring" on the backplane.
Does this mean:

- We can build automaticly a dual ring on the backplane, but there are still two
channels used for each connection?
- There are less channels used?
- something else...........

Why do we use one channel for each FDDI connection on the backplane. As I know,
there are 6 pins (wire) used for a channel. Are there plans, to use just one
channel for two fibre-connections (one channel for a A-B or a M-S connection)?


Roland
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709.1QUIVER::SLAWRENCEMon Feb 14 1994 17:113
    The backplane implementation of FDDI uses 6 signals (one 'FDDI
    channel') for each connection.  If we changed that in future FDDI
    modules they could not operate with current ones.