[asterisk-users] Asterisk as UAC: How to put call OnHold

[Johannes Zweng]

Ok, I will try this and let you know!

Kind regards,
John



2012/1/16 Sammy Govind <govoiper at gmail.com>:
> Hey,
> I have never worried about looking at the SIP re-invites or anything when we
> engage MoH() application in asterisk. You can do a quick test on your test
> machine for this.
>
> Regards,
> Sammy
>
> On Mon, Jan 16, 2012 at 2:57 PM, Johannes Zweng <john999888 at zweng.at> wrote:
>>
>> Hi!
>>
>> Many thanks for this hint. I will try this! :-)
>>
>> A quick question: when doing this with "MusicOnHold()": will the SIP
>> server be aware that the call is placed onHold (i.e. will Asterisk
>> send the mentioned re-INVITE)?
>>
>> The point is - if possible - we want the caller to hear the OnHold
>> Music from the SIP server. If not we would have to copy the MoH to our
>> Asterisk (and change it on our side too, when it changes at the
>> SIP-server).
>>
>>
>> Kind regards,
>> John
>>
>>
>>
>> 2012/1/16 Sammy Govind <govoiper at gmail.com>
>> >
>> > Hi,
>> >
>> > yes, please see MusicOnHold() Application. You can call this app in your
>> > dialplan. This however will use the default music class and the
>> > corresponding music files placed in the asterisk server. If you don't want
>> > to stream music from Asterisk server side, try creating a new MusiconHold
>> > Class without any proper directory. That way Asterisk would only complain
>> > that there is no file to be streamed.
>> >
>> > Regards,
>> > Sammy
>> >
>> > On Sat, Jan 14, 2012 at 6:25 AM, Johannes Zweng <john999888 at zweng.at>
>> > wrote:
>> >>
>> >> Hi!
>> >>
>> >> Maybe I am missing something or am a little blind at the moment, but I
>> >> didn't find out how asterisk can place a call on hold when acting as user
>> >> agent client to another SIP server.
>> >>
>> >> Scenario:
>> >> ----------
>> >> Asterisk registers to another SIP server (provider) as user agent.
>> >> An inbound call from this other SIP server comes in and arrives at
>> >> asterisk.
>> >> Asterisk performs some actions in the dialplan and should place the
>> >> call on hold after some time, so that the caller only hears the on hold
>> >> music from my provider (not streamed by my Asterisk).
>> >>
>> >> Technically speaking I want asterisk to send a re-INVITE
>> >> message containing an updated SDP body with the attribute "a=sendonly" or
>> >> "a=inactive" added so that the SIP server of my provider (where Asterisk is
>> >> registered to as user) will recognize that the call should be placed on
>> >> hold.
>> >>
>> >>
>> >> A good example of what I want to achieve is presented in Section 2.1 of
>> >> RFC 5359 (Session Initiation Protocol Service Examples)
>> >> (http://tools.ietf.org/html/rfc5359#section-2.1) where "Bob" would be my
>> >> Asterisk (as UAC), "Alice" is the external caller and "Proxy" is the
>> >> provider's SIP server.
>> >>
>> >>
>> >> Question:
>> >> ----------
>> >> Is there any way to perform this from the dialplan or by means of the
>> >> manager API? Is there an application like "Hold"?
>> >>
>> >>
>> >> Kind regards and greetings from Austria,
>> >> John :-)
>> >>
>>
>> --
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>
>
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