unknown IMSI 0

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Kells Ping

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Apr 9, 2020, 6:16:19 AM4/9/20
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Hi, 
I had searched some relatived topic, stil can't figure out, due to my lack of knowledge.

In my scenario, there are 9 eNBs and "each eNB attach to the same number of UE".

When the total UEs are equal or under 252 everything is fine.
The question is when i add the total number to 261, it shows the error in fig1.





fig1.PNG
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Kells Ping

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Apr 11, 2020, 1:23:39 AM4/11/20
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If my question statement is too poor to let you understand, just let me know.

Two more detailed pictures are posted, wish it can help.

I'll be appreciate, if someone can give me some suggestions.

Thx for your help!

在 2020年4月9日星期四 UTC+8下午6:16:19,Kells Ping写道:
fig2.PNG
fig3.PNG

Biljana Bojović

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Apr 14, 2020, 9:04:23 AM4/14/20
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Hi Kells, 

do you have any simple minimal version of the script that can reproduce this error?

Thanks,
Biljana

Kells Ping

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May 4, 2020, 1:32:53 AM5/4/20
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Hi Biljana,

First, thank you that you can take time to reply my question!

Second, yes, i use "lena-x2-handover-measures.cc" to simulate a simple minimal version of script.
In the script, there are 2 enbs and 260 ues, and it occurs problem.
Show you the code below.

Kells

在 2020年4月14日星期二 UTC+8下午9:04:23,Biljana Bojović写道:
lena-x2-handover-measures.cc
fig.PNG

Kells Ping

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May 6, 2020, 1:47:33 AM5/6/20
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Hi, Biljana Bojović

Finally, i figure it out. It takes me so much time.

I use ns3-30, and the imsi type is mismatch in the lte source file. So it will occur the problem.
All we need to do is to change the type into correct one, than the question will be solved.

Kells

在 2020年5月4日星期一 UTC+8下午1:32:53,Kells Ping写道:

Salwa Saafi

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Aug 5, 2020, 7:19:03 AM8/5/20
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Hi Kells,

Can you explain what did you do exactly to solve the "Unknown IMSI 0" error?

Thanks.

Salwa Saafi

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Aug 8, 2020, 6:47:21 AM8/8/20
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Hi Kells,

I am also using the ns3-30 version and I encountered this same error. 

You said it's a mismatch type problem in LTE source files, so, what do you mean exactly by a mismatch type ? and which source file are you exactly talking about?

Thanks in advance for answering!
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