Ascend Archive
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Re: (ASCEND) TNT vs MAX, lower connect rates
At 11:09 AM 9/16/98 , Peter Lalor wrote:
>>From: "Norm" <norm@snowhill.com>
>>We just replaced three Max 4000's in our local POP with a TNT. It is running
>>2.1.9 code, 6-CT1's, 3-48 56k modem cards. We tried to keep the settings as
>>close to what we had on the Max as we could, hopefully not forgetting
>>something.
>> Now we have a LOT of customers complaining that their connect rates went
>>from 42k to 49k to 28.8 or 31.2. I myself connect at 48k from my home, and a
>>lot of customers are still connecting at 42k+ rates.
>> Does anybody have any ideas why this is happening? We bought 2 used TNT's
>>and didn't get any manuals, so we may be missing something simple. But I
>>find it strange that connect rates dropped (some really bad) after
>>installing the TNT (my connects used to be 49k now they are 48k).
>
>You can get the manuals at:
>
>ftp://ftp.ascend.com/pub/Software-Releases/Doc/MaxTNT/2.0.X/
>
>As for the speed issues, check if your T1s are seeing errors. Consolidating
>circuits from more than one router to one is going to necessitate some
>clocking changes. Also check where you're taking the clock from. I believe
>it should be one of the circuits you take modem calls on.
Yes. One thing to bear in mind is that you would have been feeding clock to
each of the MAXen on at least one of the lines. The TNT likes to get clock
from one source and provide loop-timing on the others.
Kevin Smith (kevin@ascend.com)
Ascend Communications...
...where Network Solutions never end.
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