[Asterisk-Users] Level(3) SIP termination services
bferrell at baywinds.org
Sat Dec 20 22:58:19 MST 2003
Kudos John on an excellent set of questions! Not to mention the pointer
John Todd wrote:
> [crossposted to isp-clec and asterisk-users]
> That's not such a great price at 11 million minutes, in my opinion.
> Did you ask them if they would speak to Asterisk via SIP? We have on
> this list (asterisk-users) made some short lists of retail providers of
> minutes (see archives,) but it would be interesting to see what
> wholesale providers will warrant Asterisk use with their SIP gateways as
> Questions for y'all to ask when you start fishing:
> - do you need dedicated interconnect with the network of the
> termination provider? In our example of L3, do you need to buy a fast
> ethernet of IP bandwidth from Level3, or will they take the traffic
> across a peer or other transit customer's link (in other words: the
> - what codecs are supported? Some providers insist on G.711, which
> strikes me as underhanded at worst and significantly short-sighted, at
> best. If they support Asterisk (yay!) do they allow iLBC, GSM, and Speex?
> - how are CDR's transmitted back to the customer? Daily? Live?
> Monthly (agh!)? Via the Internet, or on tape/cd?
> - are media streams restricted to a single (or very few) IP addresses,
> or will they take media streams from "anywhere"? Again, many providers
> seem to want to break SIP's model of peer-to-peer media transmission,
> even when it's possible, for various "business" reasons.
> - are there any geographic considerations for sending traffic? Are
> there any area code/prefix sets which cost more?
> - are there any topological considerations for sending traffic? If
> traffic shifts between appearing on the East Coast, and then fails over
> (as an example) to coming in through a West Cost network perspective,
> does that change any SLAs or pricing?
> - if the provider offers multiple rates to North American destinations,
> how often does that rate table update? How is that rate table provided?
> - in what format does the provider offer international rate updates?
> How often?
> - does the provider offer private or public ENUM lookup for
> destinations locally served, if they provide DID's to their larger
> customer base? what is the provider's plan for ENUM rollout once NANP
> is fully ENUM capable?
> As you speak with providers, so long as there is no NDA, please share
> your experiences with the list. The medium-sized call-centric shops and
> call centers would benefit greatly from hearing the possible competitive
> alternatives that might be connected to Asterisk systems.
> This again brings up the topic of asterisk-biz mailing list, if there is
> any traffic. However, I doubt there will be much traffic since it seems
> the people who do many minutes keep their mouths shut, at least on this
> Asterisk-Users mailing list
> Asterisk-Users at lists.digium.com
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