The IP Multimedia Subsystem or IP Multimedia Core Network Subsystem (IMS) is an architectural framework for delivering IP multimedia services. For IBM Mainframe related IMS questions use either the [ims-db] or [ims-tm] tags.
Questions tagged [ims]
61 questions
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RTP packet flow with respect to different SIP release cause
I am analyzing some voice data. I have a data and each row represent a call scenario. Now each row has columns related to call.
The column I am interested in are SIP release cause, Jitter, MOS.
Here are some Release Causes:
'SIP: 487 Request…

shrish123 kumar
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How can I make volte calls with sip softwares
I have a 4G LTE subscription in my country with a feauture to make phone calls, now with the sim the company provide us with B310-s Huwaui modem
This modem also have an FXS port, that you can plug a normal landline phone in it, and make calls using…

Rahim
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IMS Service has stopped - Galaxy s8
Having updated my Samsung Galaxy S8 (SM - G950FD) to the latest Security Patch Level (1 November 2018), the IMS Service keeps crashing every 10 seconds with a popup "IMS Service has stopped." rendering the device extremely sluggish. I have wiped the…

user8619170
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/etc/network/interfaces:4: option with empty value
I am trying to install OpenIMSCore and following the steps from this link and I am getting the below error when trying to restart the network,
root@ubuntu16:~/.test/OpenIMSCore# /etc/init.d/networking restart
[....] Restarting networking (via…

ArigatoManga
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"Could not find or load main class de.fhg.fokus.hss.main.HSSContainer"- OpenIMSCore's FHoSS
Error when trying to build the OpenIMS FHoSS HSS, following http://openimscore.sourceforge.net/docs/FHoSS/using.html and running the startup.sh script.
~/openimscore-hss/FHoSS$ JAVA_HOME=/usr/lib/jvm/java-7-openjdk-amd64…

Mark Perryman
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i want asterisk edit only message body (Sdp) i do not need it to edit sip headers
My problem is when A send invite to Asterisk then asterisk send it to B ,asterisk will change the call-id header and from tag and sdp part .
i need it only change sdp and keep sip headers .

Mustafa
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PHP7 xml_parse() changes, truncated arrays?
The problem I'm having occurs with the xml_parse() function in the
ATutor QTI Parser
I'm hoping someone can point out what I'm missing, or perhaps come up with a work around for PHP 7.1.1.
I've found no documentation, or posts here, that suggest…

Greg Gay
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How i can edit sip message's header parameters (android-ngn-stack)
i'm making an android IMS client using android-ngn-stack , so i wanna to modifi some header parameters so how i can edit in this headers and remove parameter , add parameter , modifi parameter .
thanks a lot ,for example , how can i set max…

Mustafa
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Can i check if SMS was sent over IMS in Android?
So SMS in HSPA is sent via the circuit switched network, rather than the data network, using the signalling space.
LTE is actually a bit more complex, as it moves from a circuit switched, to a packet switched world. LTE itself doesn't have a…

Tomás Rodrigues
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IPV6 address assigned to only one of the interfaces of an EPC(Evolved Packet Core) module not to other interfaces
When I am assigning IP addresses to the interfaces mgmt, net_a & net_b of an EPC(Evolved Packet Core) modules like sgw or pgw. It assigns IPV6 address i.e. inet6 addr only to one of the net_a interface & not to other interfaces. In the screen shot…

Kushal
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How to use loadmultiplier
I saw loadmultiplier is providing free of cost for functionality testing of SIP,WEBRTC,IMS and JSON.
I wanted to use for functionality testing of SIP.
Could you please tell me the procedure to use the loadmultiplier ?

Landy Torres
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webrtc2sip configuration without sipml5
How can i connect my webrtc2sip gateway to my p-cscf without sipml5. I want to configure the ip address and port number of my p-cscf directly from webrtc2sip.
Thanks for any help

john
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*OpenIMSCore* How to install OpenIMSCore
I would like to install the OpenIMSCore on my virtualbox machine and I follow this instruction: OpenIMSCore in a VM. I already downloaded the folders and extracted them but I dont know how to open them with the virtualbox.
This is a folder after I…

Ock
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Difference between Sip client and IMS client
What is the difference between SIP client Vs IMS Client? Can we call sip client as IMS client?.
Ex: Linphone, Sipdroid, Imsdroid are some sip clients available for Android. Are there any specific IMS Clients for android?

Shiv Buyya
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Kamailio IMS Diameter
With changes in Kamailio.cfg Richard Good on Dec 17, 2014
Updated P-CSCF example with additional Rx_AAR params, incorporated in kamailio.cfg, I am able to REGISTER 200 ok with Rx interface.
But I want to send AAR message only after receiving 200 ok…

Ram jee yadav
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