Unanswerd questions under tag volte

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Local breakout is configured and VPLMN flag is enabled in HSS, still some subscribers using Home PGW for IMS APN.

posted Aug 17, 2022 by Sunil Khandelwal

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What is Ecall over IMS support?Anyway there is Emergency call over IMS support then why Ecall?

posted Aug 21, 2020 by Charan Shah

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Way of use Homogeneous Support of IMS Voice Over PS Sessions

posted Jun 3, 2020 by anonymous

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Does RTP traffic flows If we keep VOLTE call in Mute State?

posted Feb 20, 2020 by Jaganathan

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How the preemption works in volte network?

posted Jul 26, 2019 by anonymous

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Does NR supports CSFB or will it fall back only to LTE which is VOLTE?

posted Apr 10, 2019 by Jaganathan

+1 vote

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volte call failed with Unknown NAS message

posted Mar 19, 2019 by Sivakumar.d

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VoLTE: How does voice call establish when one party using VoLTE technology and the other one using 2G ?

posted Jan 1, 2019 by Vikram Singh

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In IMS VoLTE call, how to identify IPs assigned to phone numbers from control traffic (SIP, SDP …)?

posted Dec 6, 2018 by anonymous

+1 vote

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Difference between VoLTE,VoeLTE and VoNR

posted Nov 16, 2018 by Kapil Gupta

+1 vote

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What is RTP Gap? and how could we improve it?

posted Jul 23, 2018 by anonymous

+1 vote

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VoLTE in LBO: Number translation

posted May 22, 2018 by Michael Semama

+1 vote

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SIP response 380 "Alternative service"

posted May 22, 2018 by Michael Semama

+1 vote

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VoLTE Diameter registration response (ULA)

posted May 8, 2018 by Kohava Bentov

+1 vote

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IMS Mobile termanated call to CS network

posted May 2, 2018 by Michael Semama

+1 vote

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How to Imrprove RTP and Jitter in VoLTE

posted Apr 17, 2018 by anonymous

+2 votes

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How to trace voice call in LTE?

posted Nov 14, 2017 by Bharat Kumar

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Can we use VOLTE in LTE supported mobile?

posted Sep 14, 2017 by Akhilesh

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VOLTE: IFC (Initial Filter Criteria)

posted Sep 12, 2017 by Michael Semama

+2 votes

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How to decrease IMS/Volte call set up time?

posted Sep 5, 2017 by Shyam Singh Pal

+1 vote

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how to check the P-CSCF that is configured in the UE

posted Jun 20, 2017 by anonymous

+1 vote

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Is it possible to create VOLTE user services directly in UDC without going through mmtel?

posted Apr 7, 2017 by anonymous

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MT Call from 2G/3G to VoLTE User

posted Apr 1, 2017 by Anand Yadav

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what are the Online Charging parameters for IMS calls (VoLTE)?

posted Feb 23, 2017 by Gurusamy Narayanaswamy

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Multiple IMS registration requests with nounce value

posted Feb 11, 2017 by Tejas Shinde

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Hi what are the customer facing KPI for 3G and LTE ? Means how to check the customer experience for 3G and 4G users ?

posted Sep 21, 2016 by Dipanshu Kulshrestha

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VoLTE: At which stage of SIP registration, P-CSCF establishes secure IP connection with UE ?

posted Aug 5, 2016 by Ganesh

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SIP: What is the functionality of ENUM node that residents in the SIP network ?

posted Aug 3, 2016 by Ganesh

+1 vote

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LTE: How does VoLTE work and what all signalling messages have been defined for this feature ?

posted Jun 17, 2016 by Harshita

+2 votes

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What is IP Multimedia core network subsystem flag in IMS signalling

posted Jun 14, 2016 by Yeshwanth

+3 votes

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Doubts on VoWiFi functionality .

posted Apr 29, 2016 by Sarjit Singh

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How VoLTE charging works?

posted Apr 8, 2016 by Chinmoy Padhi

+3 votes

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Ericsson / Huawei / NSN for HLR and HSS

posted Feb 13, 2016 by Dan Betler

+2 votes

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Do we have any VoLTE standardization by ITU-T?

posted Feb 10, 2016 by anonymous

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VoLTE: How does VoLTE service work between two operators and within the same operator ?

posted Jan 4, 2016 by Harshita

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VoLTE : In what terms, voice call quality differ from 2G/3G to LTE ?

posted Jan 4, 2016 by Harshita

+4 votes

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VoLTE Emergency EPC wireshark logs required

posted Dec 19, 2015 by Alkesh Mehta

+1 vote

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What is speech path in case "UE 4G - UE 4G" call in the same network?

posted Jun 16, 2015 by anonymous

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Is QoS has really been implemented in LTE commercial networks?

posted Jun 29, 2014 by Cellularsme .