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Problem solved (was: disabling nics in efi.)

Linux-ia64 Roy Dragseth 2 participants 2 messages Jan 13, 2003 – Jan 14, 2003

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#0 lore raw

Hi.

HP-Support suggested that we tried to disable something called the spanning
tree algorithm on the switch. We did, and voila the problem disappeared.
The spanning tre algorithm has a very long timeout, 30 seconds.

So, for our part the problem is solved, but the timeout issue might be worth solving on a general basis.

Thanks for all the insightful suggestions from you people on this list. This problem might be a bit mundane and not very ia64 specific, compared to what I've seen on this list before, so I'm sorry if this thread has wasted knowlegdable peoples time.

Regards,
Roy.

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  The Computer Center, University of Tromsø, N-9037 TROMSØ, Norway.
	      phone:+47 77 64 41 07, fax:+47 77 64 41 00
     Roy Dragseth, High Performance Computing System Administrator
	 Direct call: +47 77 64 62 56. email: [email protected]
#1 lore raw
Quoted 5 lines · Roy Dragseth

Hi.

HP-Support suggested that we tried to disable something called the spanning
tree algorithm on the switch. We did, and voila the problem disappeared.
The spanning tre algorithm has a very long timeout, 30 seconds.

AFAIK the 30 seconds timeout is derived from the ISO/IEC 10038 standart. You can probably lower it on the switch your'e using.

BTW, note that if you've disabled STP alltogether you lost loop detection on the LAN. This may or may not be a problem but it's something to keep in mind.

Hope this helps,
Gilad.