Re: [Project Clearwater] clearwater QoS

2018-06-04 Thread jaber daneshamooz
Hi Benjamin
thanks a lot for your complete response
first of all, I think when we wanna eliminate Mobile Switching Centers and 
transmit subscribers multimedia data ( voice calls and etc) by packet switches 
rather than circuit switch, we MUST provide some degrees of QoS for the 
connection. base on 3gpp standard, IMS used diffserv and mpls to provide QoS 
for users based on type of connection (conversational, streaming, interactive & 
background) and based on user’s charging  type(Gold, Silver …). I don’s see 
anything about diffserv and mpls in cw docs.


secondly, we’re gonna deploy CW IMS for university(Isfahan University of 
Technology) and there must be some reasons (like QoS) to prefer CW IMS to some 
VOIP servers like Freeswitch.

thirdly, we have implemented EPC by Open Air Interface open source and we’re 
gonna connect CW IMS to it but as you now, Metaswitch Perimeta is not open 
source, so we’re looking for an alternative. It seems that you know how we can 
overcome this problem (eg. an alternative open source)
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Re: [Project Clearwater] clearwater QoS

2018-05-31 Thread jaber daneshamooz
thank you for your response,
I think QoS is the most important advantage of IMS to VOIP. if cw does not 
support QoS, why we use it? 
we can easily use a VOIP server(with additional capabilities like video and 
conferencing) and name it IMS?
and there is another issue. as you said, cw uses pjsip and pjsip provides QoS. 
based on my research, asterisk also uses pjsip stack, so litterally IMS has the 
same QoS as VOIP servers like asterisk
and final question: is there any way to test the QoS of IMS by simulation or in 
a real network?
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[Project Clearwater] clearwater QoS

2018-05-29 Thread jaber daneshamooz
Hi, 
does clearwater provide QoS by using method such as MPLS and Differentiate 
Service?
if it does, how it works? 
if it doesn’t , can we add QoS to it?
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Re: [Project Clearwater] SIP registeration cw-aio virtualbox

2018-03-13 Thread jaber daneshamooz
Hi. tanx for your help. I could overcome the problem by changing the
advanced setting of client application(zoiper)




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* Jaber Daneshamooz  *
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