[VoiceOps] New Exchange 217/777

[Paul Timmins]

Level 3 is a big wholesale route for a lot of smaller IXC carriers and 
VoIP providers, so when they fix it, you'll probably see immense 
improvement.

On 07/15/2014 02:10 PM, Adam Vocks wrote:
> I'm really hoping Level3 is having a routing issue with our code.  Some
> tried a call on level3 to us which failed.  Odd things is that Level3 is
> directly connected to the Tandem we subtend.  I wouldn't think Level3
> would send it off their network???
>
> Adam
>
> -----Original Message-----
> From: VoiceOps [mailto:voiceops-bounces at voiceops.org] On Behalf Of Paul
> Timmins
> Sent: Tuesday, July 15, 2014 12:30 PM
> To: voiceops at voiceops.org
> Subject: Re: [VoiceOps] New Exchange 217/777
>
> What's worse really is not that you have to look at ILEC tandems out of
> area - they don't perform any route filtering, if the originating caller
> is calling out of area, it gets sent to their PIC/LPIC LD carrier.
>
> So what you really need is every IXC in the country to make sure they
> have a route to you either directly, through whatever tandem homing
> arrangements you have, or via another IXC (really common especially in
> rural areas to see a Level 3/Global Crossing hand off to
> Qwest/AT&T/Verizon for the final termination.).
>
> -Paul
>
> On 07/15/2014 10:52 AM, Adam Vocks wrote:
>> So, at the very least, I need to start looking at each of the ILEC's
>> tandems in a specific LATA?
>>
>> Adam
>>
>> -----Original Message-----
>> From: VoiceOps [mailto:voiceops-bounces at voiceops.org] On Behalf Of
>> Alex Balashov
>> Sent: Tuesday, July 15, 2014 9:48 AM
>> To: voiceops at voiceops.org
>> Subject: Re: [VoiceOps] New Exchange 217/777
>>
>> On 07/15/2014 10:44 AM, Adam Vocks wrote:
>>
>>> :-)
>>>
>>> Take Kidd's call from Verizon in Colorado.  If there isn't our
>>> exchange in their local switch, do they forward the call on to
>>> another switch in hopes that it will know where to send it?  Similar
>>> to a default gateway in IP world?
>> It would get kicked up to an ILEC tandem inside that LATA. There is
>> really no default gateway beyond that; at that point, you've already
>> exited into what the IP world would call "default route-free" or "Tier
>> 1" routing space.
>>
>> --
>> Alex Balashov - Principal
>> Evariste Systems LLC
>> Tel: +1-678-954-0670
>> Web: http://www.evaristesys.com/, http://www.alexbalashov.com/
>>
>> Please be kind to the English language:
>>
>> http://www.entrepreneur.com/article/232906
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