I'd ask for more detail on the lightning protection and associated grounding, especially if you are in a lightning-prone area.
Sending a couple of the failed units to Audiocodes for a post-mortem might help. On Jul 24, 2012, at 13:29 , Hay, Nathan wrote: > They are in two locations. Both on UPS and with excellent AC. Our phone guy > tells me they have lighting protection on the analog lines. Often times the > analog lines come from outside the building the gateways are in. They are > grounded using the ground screw on the gateway. > > Nathan > > On Tue, Jul 24, 2012 at 3:23 PM, Todd Hodgen <[email protected]> wrote: > Are these all failing in the same physical location? Are they on UPS? > Heat issues considered, etc.? > > > > From: [email protected] > [mailto:[email protected]] On Behalf Of Hay, Nathan > Sent: Tuesday, July 24, 2012 12:04 PM > To: Discussion list for users of sipXecs software > Subject: Re: [sipx-users] Alternatives to Audiocodes MP-124 analog gateway? > > > > Typically we lose the analog side. Specifically I've seen the phone not able > to call out, but you can still call the phone (but it doesn't ring). This > last one doesn't boot at all, but the NIC activity light was slightly > flashing (but no link lights on the switch). > > We haven't engaged Audiocodes support in detail, mostly because of a lack of > manpower when the devices are already out of warranty already. It is faster > just to replace them. > > Nathan > > On Tue, Jul 24, 2012 at 2:59 PM, Todd Hodgen <[email protected]> wrote: > > Nathan, I’m interested in the failures you are seeing on these. I’ve > installed many without any failures yet. Is it a particular component that > is failing on them? Has Audiocodes engineering been brought into a > discussion on it? > > > > From: [email protected] > [mailto:[email protected]] On Behalf Of Hay, Nathan > Sent: Tuesday, July 24, 2012 11:42 AM > To: Discussion list for users of sipXecs software > Subject: [sipx-users] Alternatives to Audiocodes MP-124 analog gateway? > > > > Our Audiocodes MP-124 analog gateways are only lasting 1-2 years (always > longer than the warranty) and then dying on us. We've replaced 3 or 4 out of > the 6 we have. > > I've heard that Patton 4300 series is a good alternative, but that it isn't > as easily configured as the Audiocodes. > > Anyone have documentation on using the Patton with SipXecs? Are they more > reliable than the Audiocodes? > > Any thoughts would be appreciated. > > Nathan > > -- > > Nathan P. Hay > Network Engineer | Information Technology > > Cedarville University | www.cedarville.edu > > 937-766-7905 > > twitter: @nathanphay > > > > > _______________________________________________ > sipx-users mailing list > [email protected] > List Archive: http://list.sipfoundry.org/archive/sipx-users/ > > > > > -- > > Nathan P. Hay > Network Engineer | Information Technology > > Cedarville University | www.cedarville.edu > > 937-766-7905 > > twitter: @nathanphay > > > > > _______________________________________________ > sipx-users mailing list > [email protected] > List Archive: http://list.sipfoundry.org/archive/sipx-users/ > > > > -- > Nathan P. Hay > Network Engineer | Information Technology > Cedarville University | www.cedarville.edu > 937-766-7905 > twitter: @nathanphay > > _______________________________________________ > sipx-users mailing list > [email protected] > List Archive: http://list.sipfoundry.org/archive/sipx-users/
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