[asterisk-users] [POTS/BRI] Neutral comparisons of PCI vs. box?

2010-12-08 Thread Gilles
Hello

I need to find a recent and neutral comparison of the major products
available to connect an Asterisk server to the telephone network,
whether ISDN (BRI) or PSTN, and through a PCI card or some external
box. I'm told there are less issues (echo, stability) with external
boxes compared to PCI cards.

Apparently, the main brands are Digium, Sangoma, Rhino Equipment,
Patton, and Audiocodes.

Thank you.


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Re: [asterisk-users] [POTS/BRI] Neutral comparisons of PCI vs. box?

2010-12-08 Thread David Backeberg
On Wed, Dec 8, 2010 at 9:06 AM, Gilles codecompl...@free.fr wrote:
 Hello

        I need to find a recent and neutral comparison of the major products
 available to connect an Asterisk server to the telephone network,
 whether ISDN (BRI) or PSTN, and through a PCI card or some external
 box. I'm told there are less issues (echo, stability) with external
 boxes compared to PCI cards.

 Apparently, the main brands are Digium, Sangoma, Rhino Equipment,
 Patton, and Audiocodes.

I would disagree that there are fewer issues.

I would phrase it as:

* pay somebody else to do it in the form of appliance and lose most
control versus do it yourself and have total control but also the
chance to screw up.

These are the choices you face in much of tech, such as develop
software yourself that does exactly what you want versus buy somebody
else's software that does some of what you want.

If you want to pay somebody else to do it, there's also the middle
road of pay somebody who knows how to do PCI cards to do it for you.
We call those people consultants or vendors. You can try hiring the
vendors directly or ask them for recommendations for vendors trusted
to do a good job.

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Re: [asterisk-users] [POTS/BRI] Neutral comparisons of PCI vs. box?

2010-12-08 Thread Sevana Oy
Hello,

We would be happy to offer you Asterisk VQM for voice quality assessment, 
however, it's Asterisk based and works with every hardware that works with 
Asterisk: 
http://www.sevana.fi/aqua-powered-asterisk-voice-quality-monitoring-solution.php

- Original Message - 
From: Gilles codecompl...@free.fr
To: asterisk-users@lists.digium.com
Sent: Wednesday, December 08, 2010 5:06 PM
Subject: [asterisk-users] [POTS/BRI] Neutral comparisons of PCI vs. box?


 Hello

 I need to find a recent and neutral comparison of the major products
 available to connect an Asterisk server to the telephone network,
 whether ISDN (BRI) or PSTN, and through a PCI card or some external
 box. I'm told there are less issues (echo, stability) with external
 boxes compared to PCI cards.

 Apparently, the main brands are Digium, Sangoma, Rhino Equipment,
 Patton, and Audiocodes.

 Thank you.


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Re: [asterisk-users] [POTS/BRI] Neutral comparisons of PCI vs. box?

2010-12-08 Thread Gilles
On Wed, 8 Dec 2010 17:56:51 +0300, Sevana Oy sa...@sevana.fi
wrote:
We would be happy to offer you Asterisk VQM for voice quality assessment, 
however, it's Asterisk based and works with every hardware that works with 
Asterisk: 
http://www.sevana.fi/aqua-powered-asterisk-voice-quality-monitoring-solution.php

Thanks for the link. I'll check it out.


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Re: [asterisk-users] [POTS/BRI] Neutral comparisons of PCI vs. box?

2010-12-08 Thread Gilles
On Wed, 8 Dec 2010 09:33:22 -0500, David Backeberg
dbackeb...@gmail.com wrote:
* pay somebody else to do it in the form of appliance and lose most
control versus do it yourself and have total control but also the
chance to screw up.

Thanks for the input. Has someone in this ng tried a PCI card and then
an appliance of the same grade, and could provide some feedback?

Thank you.


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Re: [asterisk-users] [POTS/BRI] Neutral comparisons of PCI vs. box?

2010-12-08 Thread klitzing
Hi!

 Thanks for the input. Has someone in this ng tried a PCI card and then
 an appliance of the same grade, and could provide some feedback? 

Yes, and IMHO the external gateway/appliance is usually - but not always (see 
fax) - the 
better choice because you save yourself many headaches caused by all kinds of 
upgrades: 
kernel, OS/distribution, Asterisk version, card firmware, and then there's also 
the mainboard 
compatibility issue). Search this list for dahdi and zaptel and you'll see 
what I mean. In fact 
for Digium it wouldn't be a dumb move to start offering gateways.

PCI cards can keep you from doing an upgrade and might even cause you to create 
a 
separate Gateway Asterisk box that you won't touch and an Application Asterisk 
box that only 
speaks SIP to the outside. Even though an external gateway is a single point of 
failure it can 
be much more easily be shared by more than one Asterisk (in the case of a PCI 
card you 
might even have to keep a spare one on the shelf).

Philipp


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Re: [asterisk-users] [POTS/BRI] Neutral comparisons of PCI vs. box?

2010-12-08 Thread David Backeberg
On Wed, Dec 8, 2010 at 10:17 AM, Gilles codecompl...@free.fr wrote:
 On Wed, 8 Dec 2010 09:33:22 -0500, David Backeberg
 dbackeb...@gmail.com wrote:
* pay somebody else to do it in the form of appliance and lose most
control versus do it yourself and have total control but also the
chance to screw up.

 Thanks for the input. Has someone in this ng tried a PCI card and then
 an appliance of the same grade, and could provide some feedback?

I've done both. It's hard to determine what 'same grade' means. I
guess you could go by price?

I've used Digium PCI cards. They worked well.

I've used Cisco gear for terminating PRI lines. It also worked well.

Both the cards and the appliances have had 'issues'.

The Digium PCI cards themselves were solid, but there are lots of ways
to do the configuration wrong. You have to match the line settings to
the line provided by the phone company, but sometimes you figure those
out by trial and error. That's essentially no different for the
appliances.

With asterisk there are certain bugs I've run into, but unlike with
Cisco, I've been able to find the actual problem, change the code, and
run the version I want, which also has the patch I want.

I've gotten into an upgrade / downgrade trap with Cisco where I wanted
to fix a PRI error so I upgraded. Then the upgrade generated broken
callerID. I couldn't downgrade if I wanted the PRI fix, and I wanted
the PRI fix more than I wanted callerID. Alas, Cisco.

All known, documented issues, escalated through Cisco paid support.

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Re: [asterisk-users] [POTS/BRI] Neutral comparisons of PCI vs. box?

2010-12-08 Thread Kevin P. Fleming
On 12/08/2010 08:56 AM, Sevana Oy wrote:

 We would be happy to offer you Asterisk VQM for voice quality assessment,
 however, it's Asterisk based and works with every hardware that works with
 Asterisk:
 http://www.sevana.fi/aqua-powered-asterisk-voice-quality-monitoring-solution.php

Please respect the *non-commercial* nature of this mailing list. The 
poster did not ask for voice quality management solutions, they asked 
for a comparison of PCI interface cards and gateway boxes. Even if your 
response was relevant, it still doesn't belong on this list as an 
advertisement.

If you want to offer your product to someone in response to a question 
they ask on this, list, please contact that person directly.

-- 
Kevin P. Fleming
Digium, Inc. | Director of Software Technologies
445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
skype: kpfleming | jabber: kflem...@digium.com
Check us out at www.digium.com  www.asterisk.org

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Re: [asterisk-users] [POTS/BRI] Neutral comparisons of PCI vs. box?

2010-12-08 Thread Gilles
On Wed, 8 Dec 2010 14:46:59 -0500, David Backeberg
dbackeb...@gmail.com wrote:
Both the cards and the appliances have had 'issues'.

Thanks guys for the input.


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