Authentication Failure (cause Synch failure) to MME

Question

Authentication Failure (cause Synch failure) to MME

Closed this issue 4 years ago · 3 comments

Your Environment

Ubuntu 18.04
TestCntlrStub
Affected Subcomponent:
Deployment Environment:

Describe the Issue

I tried LTE attach using the TestCntlrStub.
S1-connection with MME was successful but NAS authentication failed with cause "21".
I used the same default configuration of ueCfg.txt file.
The MME I use it takes OPC and KEY.

To Reproduce
Perform attach using this stub.

Expected behavior
Successful Authentication procedure

Screenshots
If applicable, add screenshots to help explain your problem.

Additional context
If possible then please share the sample configuration (keys related) of stub side and MME side then it would be really helpful.

Answer 1 · 2020-07-11T07:27:38.000Z

Able to solve it.

Answer 2 · 2021-03-27T01:57:36.000Z

Able to solve it.

@vimal2828, please: do you remember how?

Answer 3 · 2021-06-16T05:41:59.000Z

@vimal2828 how did u solve it.