Larry l
Universal Technology
----- Original Message -----
From: Tim Tsai <tim@futuresouth.com>
To: Bubba_Smith <bubba@premierweb.net>
Cc: <portmaster-users@livingston.com>
Sent: Wednesday, April 14, 1999 4:18 PM
Subject: Re: (PM) PRIs from Different Telcos
> This is probably a clock error. On a PM3, line1 is synchronized to
> the clock of line0 - since these are different Telco's, you are probably
> going to have problems there. I am not terribly familiar with this though
> as we've not had to put multiple telco's in the same PM3.
>
> If you don't have a second PM3 I don't see any real ways to test this.
> Find an off-peak time, swap the lines, and try an ISDN call to KMC and
> see if it works now. If it works, you can probably go ahead and convert
> the other PRI to KMC as well.
>
> Tim
>
> On Wed, Apr 14, 1999 at 03:50:51PM -0400, Bubba_Smith wrote:
> > line0 from Bell, line1 from KMC (both DMS100); KMC's switch is in our
> > building....
> >
> > ---------------------- line0 - T1 Primary Rate ISDN ---------------
> >
> > Status: UP Framing: ESF Encoding: B8ZS PCM: u-law
> >
> > Receive Level: -7.5dB to -15dB
> >
> > Alarms Violations
> > ----------------------------- -----------------------------
> > Blue 0 Bipolar 0
> > Yellow 0 CRC Errors 0
> > Receive Carrier Loss 0 Multiframe Sync 0
> > Loss of Sync 0
> >
> > Command> sh line1
> > ---------------------- line1 - T1 Primary Rate ISDN ---------------
> >
> > Status: UP Framing: ESF Encoding: B8ZS PCM: u-law
> >
> > Receive Level: +2dB to -7.5dB
> >
> > Alarms Violations
> > ----------------------------- -----------------------------
> > Blue 0 Bipolar 0
> > Yellow 0 CRC Errors 0
> > Receive Carrier Loss 0 Multiframe Sync 0
> > Loss of Sync 0
> >
> > Command> ver
> > Livingston PortMaster PM-3 ComOS 3.8
> > System uptime is 7 days 6 hours 40 minutes
> > ----- Original Message -----
> > From: Tim Tsai <tim@futuresouth.com>
> > To: Bubba_Smith <bubba@premierweb.net>
> > Sent: Wednesday, April 14, 1999 3:45 PM
> > Subject: Re: (PM) PRIs from Different Telcos
> >
> >
> > > Have the Telco look into line padding and digital pad on the switch.
> > > Unfortunately there isn't a recommendation guide on what you can do
here.
> > >
> > > It's curious that ISDN doesn't work though - sounds like there might
> > > be some kind of loss [physical or digital] in the path. Get on the
phone
> > > with the switch engineer of KMC and see if he's got other PM3
customers.
> > > I've only seen ISDN dead air on a PRI when it's misconfigured on the
> > > Telco end - never the PM3 (modem performance is a different issue).
> > >
> > > PS: What type of switch on BellSouth and KMC?
> > >
> > > Tim
> > >
> > > On Wed, Apr 14, 1999 at 03:25:28PM -0400, Bubba_Smith wrote:
> > > > We are transitioning from one telco to the other and for now, have
two
> > PRIs
> > > > in our last PM3 from separate telcos (one old BellSouth, one new
KMC).
>
>
> > Once
> > > > we get all of our users over to the new number, we will have all
PRIs
> > from
> > > > KMC.
> > > > Before we started changing over, everybody was connecting to us just
> > peachy.
> > > > Now, connecting thru the old PRI is erratic at best, especially ISDN
> > > > connections that once were rock-solid. ISDN customers are connecting
and
> > > > getting dead air; dial-ups are having to dial 3-4-5 times before
they
> > > > connect.
> > > > Can't the PM3 handle PRIs from different carriers? What else might
it
> > be?
> > > >
> > > > Thanks in advance,
> > > > Bubba Smith
> > > > Premier Internet
> > > >
> > > >
> > > > -
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> > >
> >
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