I would send a request for new boxes perhaps, or if you can get the latest
betas for the ComOS. Also what is the memory and buffer usage?
Are you running OSPF, RIP, VLSM? How is your local network? Perhaps a
hub is flaking out? Sometimes the obvious solution (the PM3 is a piece of
shit) isn't the right one...
Just a thought...
On Thu, 1 May 1997, Edward Henigin wrote:
>
> pm3's are crap.
>
> We have 5 of them, (3 for a couple of months) and I've yet to get
> my problem resolved with them.
>
> Here are some of the symptoms:
>
> 1) users sometimes get fast busy signals. The first livingston
> tech said "our units can't be causing this, it's a Bell problem."
> set console and set debug isdn showed that the unit was doing "sending
> call reject". A Bell problem? I think not. Rebooting the unit clears
> this.
>
> 2) the isdn line will sometimes go down. Each unit has 2 PRI.
> sometimes one, sometimes both of the PRI's will go down. During this
> time, again, callers get fast busies. Again, a reboot clears the problem.
>
> 3) extremely sluggish performance, sometimes. Pings on local
> 10/100 baseT switched ethernet will be in the 100-700ms range, when normally
> they are 1 (or, really, <1). During this time, users can't dial in,
> and/or their performance is horrible (imagine that, with that kind of
> latency). Again, a reboot clears the issue.
>
> 4) multi-chassis PPP breaks multi-channel PPP, with respect
> to the fact that idle timers are NOT handled correctly. If a user
> has an idle limit, then they will be logged out exactly that long
> after they've logged in, because one of the channels always shows
> idle (even tho the traffic counters are incrementing on it.)
>
> Ok, so it's a little buggy, right? My beef is that I've
> notified livingston, called them, cajoled them. I've been sent to
> a senior engineer (Todd) or somesuch, and I've even called his boss,
> to find out WHEN THIS SHIT IS GOING TO BE FIXED. I get pacified for
> the day, and weeks later, I have to call them back again asking,
> again, WHEN IS THIS SHIT GOING TO BE FIXED.
>
> Well, it's not being fixed, and I'm getting mighty pissed.
> I can't provide good service to my customers with this crap that they
> call a terminal server. Ascends have poorer modem connections, but
> they don't cause nearly this many headaches. USR's are a pain to
> install, and reek of inefficient technology, but again, they are more
> stable than this crap.
>
> Livingston: I'm asking you in a public forum. When is
> this shit going to be fixed? If it's not, I'm getting my money back
> and buying something else.
>
> Everyone else: be VERY WARY of pm3's. I'm a VERY unhappy
> customer right now.
>
-- Aloha,Sherwood