[asterisk-users] SIP, IAX2 and ISDN ISUP data

[Elliot Murdock]

Hello,

Does Asterisk support the history-info header as well?

Also, what kind of ISDN mappings are available in 1.4 and 1.6.2 versions?

Thanks,
Elliot

On Thu, Jan 27, 2011 at 1:08 AM, Kevin P. Fleming <kpfleming at digium.com> wrote:
> On 01/25/2011 12:44 AM, Phil Lello wrote:
>>
>> Hi all,
>>
>> I'm looking at my options for getting access to ISDN ISUP fields from
>> DDI numbers, when connecting to a 3rd party Asterisk server. This is for
>> a custom voicemail solution, and at this stage I want to avoid renting a
>> PRI.
>>
>> The information I need to capture is:
>> - Calling Number
>> - Called Number (e.g. the DDI handling the call)
>> - Redirecting Number (e.g. the device diverting to the voicemail DDI)
>> - Originally Called Number (e.g. So if Adam phones Bob, Bob is diverted
>> to Charlie, and Charlie is diverted to Voicemail, then Adam probably
>> doesn't want Charlie's Voicemail).
>
> Asterisk 1.8 can receive, transmit and transport all this information over
> ISDN and SIP, including mid-call updates.
>
>> I believe this information should be in SIP Divert headers, can someone
>> confirm this?
>
> There are a number of SIP headers involved. Diversion, P-Asserted-Identity
> and Remote-Party-Id, if not others.
>
>> Do I get the same information if I use an IAX2 connection to connect a
>> local Asterisk server to an external one?
>
> It is possible that this information will transport properly across IAX2
> connections between Asterisk 1.8 servers, but that scenario wasn't tested by
> the developers that worked on it.
>
>> Does IAX2 route GSM/ISDN SMS between servers, and if so, would the
>> remote/ISDN connected server need to explicitly support this, or do the
>> remote cards look local?
>
> Asterisk does not support native SMS, and doesn't transport it between
> servers. There is an SMS application, but it is an SMS endpoint, not a
> router.
>
> --
> Kevin P. Fleming
> Digium, Inc. | Director of Software Technologies
> 445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
> skype: kpfleming | jabber: kfleming at digium.com
> Check us out at www.digium.com & www.asterisk.org
>
> --
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