Ascend Archive
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: (ASCEND) MAX ARP cache and reconnect problem



Sorry to bug the list again, but can I assume no one has experienced and/or
solved the problem described by the following message (posted to the list
early this week)?

Going once... going twice...

----------
> From: Chris McDonough <chris@auditek.com>
> To: 'ascend-users@bungi.com'
> Subject: (ASCEND) ASCEND MAX ARP cache and reconnect problem
> Date: Tuesday, September 02, 1997 9:05 AM
> 
> I'm hoping maybe you folks can help me.
> 
> I'm an end-user and not an administrator of Ascend equipment.  However,
my
> ISP has Ascend MAX 4004s... and I have issues.  Ugh.
> 
> Here is the order of events which causes me trouble:
> 
> -  ISDN or analog PPP connection is established from me to my ISP.
> -  Data flows.
> -  Connection gets dropped.
> -  I wait 10 seconds
> -  I redial back in to the ISP
> -  PPP connection is established (verified through debug logs)
> -  No data flows on link.
> -  Disconnect from ISP
> -  Wait 2 minutes
> -  Call back to ISP
> -  PPP connection is established
> -  Data flows (normally) on link.
> 
> It seems I have to wait at least a minute and a half before attempting to
> redial into the ISP's MAX after a dropped or user-terminated connection. 
> The same symptoms are not evident with another (long-distance) service
> provider.
> 
> Complaints to the ISP have  produced the answer of  (paraphrased)
"There's
> a bug in the networking code of our Ascend equipment which causes this
> behavior.  Specifically, the Ascend MAX 4004's ARP cache does not get
> flushed fast enough, and pauses of up to 5 minutes between reconnections
> are therefore necessary.  We have been working on this issue for a while
> now, and have contacted other local ISPs such as Erols about it and they
> have the same issue.  Ascend needs to fix their software.  We'll keep you
> posted."
> 
> I have a phd (push-here-dummy) demand-dial configuration on my end which
> supports an application used by nontechnical end-users.  They do not
> understand why their applications time out (after a dropped connection,
the
> 2-minute pause I've set up is a real killer).  And they're pissed.  I
like
> the ISP, and I do not want to switch after some real nightmares with
other
> providers (it's a devil-you-know scenario).
> 
> Is this a well-known issue?  Can I provide more information that is
helpful
> in diagnosing this problem?
> 
> Thanks for your advice.
> 
> Chris McDonough
> auditek, inc.
> 
> ++ Ascend Users Mailing List ++
> To unsubscribe:	send unsubscribe to ascend-users-request@bungi.com
> To get FAQ'd:	<http://www.nealis.net/ascend/faq>
++ Ascend Users Mailing List ++
To unsubscribe:	send unsubscribe to ascend-users-request@bungi.com
To get FAQ'd:	<http://www.nealis.net/ascend/faq>