[VoiceOps] Enum for carrier services

[Alex Balashov]

On 02/21/2011 03:35 AM, Alex Balashov wrote:

> the primary preoccupation of any non-Tier 1 service provider is
> still exchanging calls with the PSTN, not with other ISPs, the
> requirements of the routing logic are more complex.

I meant just SPs here, not ISPs.

-- 
Alex Balashov - Principal
Evariste Systems LLC
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