[VoiceOps] Appearance of an International call

Jared Geiger jared at compuwizz.net
Wed Jun 15 17:54:50 EDT 2016

What happens if you send the call with a +1 in the beginning of the ANI?
Does the VoLTE phone correctly show or does Verizon reject the call?

On Wed, Jun 15, 2016 at 2:33 PM, Kidd Filby <kiddfilby at gmail.com> wrote:

> Hey Pete;
> Thanks for the chime-in.  That must have been a fun one to chase as well.
> Well, I cannot say... for certain, it is an iOS problem or directly
> related to the iPhone.  Here is what I know for sure, from testing.
>    1. We have only gotten complaints related to users of iPhones
>    2. I have made test calls to Android devices and have not had the
>    problem occur
>    1. We have made numerous test calls to (4) different Android models of
>       Verizon phones w/o any issue
>       2.
>       3. However, I have also made calls to Verizon iPhones that did not
>       reproduce the problem
>       3. We have troubles reported to us relating to both Verizon and
>    AT&T wireless end users
>       1. Have all been end users with iPhones
>       4. As stated earlier, when the VZN Engineer deactivated VoLTE on
>    the iPhone, the information displayed correctly
> The reason why its not as wide spread, I think, is that people mostly call
> people they know and the contact list on their cell phone overrides the
> presentation and a lot more calls are wireless to wireless today (even on
> the same network) that were landline related in the past.
> It's definitely a strange one.
> Thanks;
> Kidd
> On Wed, Jun 15, 2016 at 2:50 PM, Pete Mundy <pete at fiberphone.co.nz> wrote:
>> Do you think this is an iPhone-specific issue? Ie a fault in iOS and the
>> way it's dealing with decoding the caller ID?
>> We saw similar issues with txt messages from other mobile users inside
>> our country (New Zealand) way back when the iPhone first hit the market.
>> Basically txt messages would be shown as coming from the full number
>> including country code prefix (+64) and not matched against the number
>> already in the contacts list. Users would then add the new number to the
>> existing contact, then when they tried to txt or call the number back the
>> carrier would refuse the transmission. It all came right once Apple
>> cottoned on to the problem and a fix was included in an iOS update
>> (although it took like 2 months for that to occur, meanwhile pretty much
>> everyone with an iPhone in NZ experienced the hassle of it).
>> I just wonder if it might be worth testing the same scenario from an
>> Android phone to see if it works. That may help discount the carriers and
>> upstreams as being part of the equation and give you more credence when
>> trying to escalate the issue to Apple (and good luck with that too!).
>> Pete
>> Ps, yes I also giggled at the Comic Sans on the first posting too ;)
>> > On 16/06/2016, at 6:54 am, Carlos Alvarez <caalvarez at gmail.com> wrote:
>> >
>> > That sort of conversation was the intent of my original message. We
>> have seen odd things happen from one carrier to another when we don't send
>> the whole presentation. The carriers will accept a 10 digit caller ID but
>> then something strange will happen at random. So that's just one of many
>> things that could be going on.
>> >
>> > Sent from my iPhone
>> >
>> >> On Jun 15, 2016, at 10:57 AM, Alex Balashov <abalashov at evaristesys.com>
>> wrote:
>> >>
>> >> Comic sans isn't a fashion accessory in my part of town.
>> >>
>> >> I figure this is an issue of presentation and locality setting
>> transmission. Don't GSM/3GPP and LTE require all numbers to be internally
>> represented as fully-qualified E.164 anyhow? What gives a number "local"
>> presentation is a setting on the phone that says "I'm within this country
>> code", and I imagine that whether this is honoured can be modulated via
>> some calling number presentation setting in the signalling message.
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> --
> Kidd Filby
> 661.557.5640 (C)
> http://www.linkedin.com/in/kiddfilby
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