[VoiceOps] Maximum latency

[Patrick Labbett]

Coil cable in a box until the desired delay is achieved.  (Reference from
Flash Boys by Michael Lewis) :)

On Wed, Mar 22, 2017 at 2:22 PM Carlos Alvarez <caalvarez at gmail.com> wrote:

> Those are some excellent points, Ivan.  They do indeed transfer calls
> regularly between agents in various US cities, so I assume the foreign ones
> will also.  I'll have to ask.
>
> The US agents are on MPLS to us, 2-3ms at most.
>
> Also, my satellite phone seems to have around 700ms delay, which is quite
> challenging.  I should try synthesizing 250ms for them and let them try
> it.  Not sure how, but assume there's some open source out there to do it.
>
>
>
> On Wed, Mar 22, 2017 at 11:08 AM, Ivan Kovacevic <
> ivan.kovacevic at startelecom.ca> wrote:
>
>
>
> The reality is that you can’t get away from it. A private circuit may cut
> it by 10% and provide more stable Jitter… but that’s it. So your client and
> 500,000 other agents in the Philippines and India are in the same boat.
>
>
>
> Where latency gets really nasty and there is some scope to optimize is on
> call transfers/conferences. Make sure there is never hairpinning through
> the off-shore call centre. Or that call transfers or conferences have to
> double up on the path. It will depend on where the media gateways for the
> solution reside and whether you have any optimization when multiple call
> legs are made through your service.
>
>
>
> Not sure if this helps…
>
>
>
> Best Regards,
>
>
>
> Ivan Kovacevic
>
> Vice President, Client Services
>
> Star Telecom | www.startelecom.ca
> <http://t.sidekickopen61.com/e1t/c/5/f18dQhb0S7lC8dDMPbW2n0x6l2B9nMJW7t5XYg1qMvVnW3LjyBM63K6FlW63JXmj56dLPjf6TyZWx02?t=http%3A%2F%2Fwww.startelecom.ca%2F&si=6470560385859584&pi=36c7d4bb-13b1-426d-bf96-c8c2ff149bdd>
> | SIP Based Services for Contact Centers | LinkedIn
> <http://t.sidekickopen61.com/e1t/c/5/f18dQhb0S7lC8dDMPbW2n0x6l2B9nMJW7t5XYg1qMvVnW3LjyBM63K6FlW63JXmj56dLPjf6TyZWx02?t=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fstar-telecom-www-startelecom-ca-%3Ftrk%3Dbiz-companies-cym&si=6470560385859584&pi=36c7d4bb-13b1-426d-bf96-c8c2ff149bdd>
>
>
>
> *From:* VoiceOps [mailto:voiceops-bounces at voiceops.org] *On Behalf Of *Carlos
> Alvarez
> *Sent:* March 22, 2017 1:59 PM
> *To:* voiceops at voiceops.org
> *Subject:* [VoiceOps] Maximum latency
>
>
>
> One of our larger customers is about to launch a new call center in
> Malaysia.  The connection there is fast, the trace looks surprisingly clean
> and short, but latency is consistently at 239-245ms.  We've never knowingly
> had a connection over 130ms.  Does anyone have experiences, good or bad,
> with latency approaching a quarter second?  The jitter level seems fine, so
> I believe they'll just have a delay but decent call quality.
>
>
>
> [image:
> http://t.sidekickopen61.com/e1t/o/5/f18dQhb0S7ks8dDMPbW2n0x6l2B9gXrN7sKj6v4LCS0Vf6xNj7dSCJWW64Jplz1pctGFW55kbNc1k1H6H0?si=6470560385859584&pi=36c7d4bb-13b1-426d-bf96-c8c2ff149bdd]
>
>
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