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Re: (ASCEND) I need some help.



At 11:55 AM 7/15/98 +0000, Dr. Wolfgang Beneicke wrote:
>
<snip>
>
>> Bridges do speak the Spanning Tree Protocol.
>> If the pipe implements bridging correctly (it should, at least if Dial
>> Broadcast=Yes) it would just enter the spanning tree, cause a topology
>> change and then live comfortable together with the other L2 stuff. Just
>> keep in mind that convergence in a nontrivial STP domain takes 20 to 30
>> seconds.

No. The Pipeline does not support STP, before you ask....

>3. Spanning Tree is barely used in a switched network these days, mainly
>because of the slow convergence time
>   (up to minutes). A switch can make use of the link detection instead,
>sometimes called "resilient links" or 
>   "redundant trunk".
>   I am not sure whether Pipelines support STP at all.

Oops...there you go...no it does not.

<snip>

>Regarding the problem at the root of this thread (very significant
>subject line BTW) I could imagine that
>it might be caused by the interaction between the switch address
>learning table and the MAXs' arp proxy.
>What does the switch ADB look like - any WAN hosts showing up? What is
>the proxy setting on the MAX?

I'll have to re-read it, as I thought I saw someone pointed out that the
originator
was confusing (or maybe just mixing up) routing IP and bridging IP....?


Kevin Smith			Ascend Communications...
Customer Satisfaction	...where Network Solutions never end.

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