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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

2870.0. "Multiport Bridge Port "learning" question!" by SWANDC::MAUTZ (Networks >= to DECnet) Mon Oct 16 1995 19:37

    Can anyone confirm the following for me:
    
    On a DECbridge 900EF, port 3 is connected to the BP thinwire.  The
    FDDI ports are dual homed to concentrators on a couple other HUB900s.
    the remaining Ethernet ports are at their defaults (out the front)
    and they are not connected to anything.
    
    If I create a LAN segment in the hub backplane, with a DS900TM on it,
    and connect one of the remaining Ethernet ports to it, will just that
    one port go into "learning" mode ?
    
    I have been told that the whole bridge will not switch into
    pre-forwarding and that makes sense to me logically, but I want to
    be as certain as I can before telling the customer to do this to
    there live network.
    
    Thanks,
    
    Richard
T.RTitleUserPersonal
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2870.1No problem, no worries.CGOS01::DMARLOWELost in thought without a map.Tue Oct 17 1995 01:526
    Once the switch completes self test and initial learning then its
    stable.  When a port is connected, that port and only that port goes
    into pre-forwarding.  There is no interuption of traffic on any other
    ports.
    
    dave
2870.2Thanks!SWANDC::MAUTZNetworks >= to DECnetTue Oct 17 1995 11:393
    Thanks for the quick response!
    
    Richard