[cisco-voip] COR sanity/best practice check..

[Ed Leatherman]

Thanks Lelio. I was reading the IOS dial-peer configuration guide..
the one you are referring to is much better at clearing up my
questions about cor.

On Mon, Nov 1, 2010 at 12:36 PM, Lelio Fulgenzi <lelio at uoguelph.ca> wrote:
> I would take the same approach in thus scenario Ed.
>
> Some notes:
>
> - there is a matrix that explains what happens when one leg of the call has a dial peer with a COR on it and the other does not. Just google "COR site:cisco.com" and it should come up
>
> - consider the fact that inbound calls from the PSTN can be transferred and/or forwarded (sometimes intentionally, sometimes not) back out the PSTN, without CORs. Be careful. Especially with two stage dialing and autoattendants on CUE.
>
>
> Sent from my iPod
>
> On Nov 1, 2010, at 12:06 PM, Ed Leatherman <ealeatherman at gmail.com> wrote:
>
>> This is (probably) a very basic CME question but I am curious if I'm
>> pursuing it in the right manner or if there is a smarter way.
>>
>> I have a CME (4.1) install at a branch office. It's 1 department and
>> no call restriction really is needed, so no COR or anything going on.
>> normal POTS lines to PSTN with a CUE AA.
>>
>> Now they are moving in a 2nd department that is to be using a
>> different set of PSTN lines, so that the 2 groups don't impact each
>> others PSTN calling capacity inbound or outbound. They want to be
>> logically separated with regards to voice/data.
>>
>> I'm guessing COR is the way to go here but i've not set it up before.
>> My initial thoughts are to set up a COR for the existing department
>> and configure their existing ephone-dn's and dialpeers for that, and
>> then a second COR for the new group, and just make a duplicate
>> dialplan basically for that group. I suspect I might need some nuances
>> in there so that they can call each other and CUE internally also. Am
>> I headed down the right path here?
>>
>> If an outbound dial-peer has no cor-lists setup for it, can any
>> ephone-dn or inbound dial-peer regardless of COR? or must all
>> dial-peers have a COR lists configured once I start this? I'm thinking
>> for 911 and voip dial-peers I want anyone to have the capability to
>> call, maybe I don't have to add any additional complexity for these.
>>
>> Thanks in advance!
>>
>>
>>
>> --
>> Ed Leatherman
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>



-- 
Ed Leatherman