[VOIPSEC] OT: What would be a good Service Level Agreement - VoIPtrunking - for SMEs

[Marco Mouta]

Thank you very much for you feedback.

Do you know any site where I can find information for MTBF and MTTR for VoIP
Telephony providers?

Best regards,
Marco Mouta

On Dec 21, 2007 1:26 PM, Jacek Materna <jmaterna at voipshield.com> wrote:

> Marco,
>
> Try
> http://bleedingvoip.com/bleedingvoip-showdowns/multi-vendor-voip-sla-sho
> wdown.html
>
> Regards,
>
> Jacek Materna
> http://www.bleedingvoip.com
>
> -----Original Message-----
> From: voipsec-bounces at voipsa.org [mailto:voipsec-bounces at voipsa.org] On
> Behalf Of Marco Mouta
> Sent: Thursday, December 20, 2007 1:01 PM
> To: voipsec at voipsa.org
> Subject: [VOIPSEC] OT: What would be a good Service Level Agreement -
> VoIPtrunking - for SMEs
>
> Hi guys,
>
> I know that this could be considered a bit off the topic, but I couldn't
> find out other good Mailing list to post my question and I do believe
> this
> topic could be interesting for both of those who work with VoIP.
>
> So the point is for traditional telephony we expect service availability
> of
> 99,999% and what about VoIP providers around the world what is currently
> available?
>
> I know that some operators are not owners of the infrastructure so this
> becomes even harder to warranty the high level requirements that
> telephony
> demands.
>
> The best info and explanation I've found until now is: from bandwidth at
> http://www.bandwidth.com/pdf/voip/bandwidth_voip_sla_062105.pdf
>
> It would be interesting to discuss the recommend values needed and
> available
> at SLA agreements:
>
> Max Latency
> Max Jitter
> Max Packet Lost
>
> Mean Time Between Failures
> Mean Time To Repair
>
> Mean Opinion Score at least 4 ?
>
> Service Availability, this point as you probably are aware is very
> important, what I just notice a few time a go is that the difference
> between
> 99,9% and 99,999% is big!
>
> 99,9%    ->  Max time for Outage during one month is 43,2 minutes ,
> considering 30 days per month
> 99,999% ->  Max time for Outage during one month is 0,432 minutes
>
> If any of you around the world is aware of  this values for VoIP SLAs I
> would be thankful to exchange and discuss this info.
>
> Thanks in advance.
>
> Best regards,
> Marco Mouta
> _______________________________________________
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> Voipsec at voipsa.org
> http://voipsa.org/mailman/listinfo/voipsec_voipsa.org
>
>
>


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