Huawei "CAMEL" in between USAU and SCP

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Holger Hans Peter Freyther holger at freyther.de
Tue Nov 19 18:46:47 UTC 2013


On Tue, Nov 19, 2013 at 03:26:16PM +0400, Dmitri Soloviev wrote:

>   bf33 02 8000
>   bf34 - a tag that assumes no length/value

are you sure? Can your bytearray be Hex Decoded?

> My final goal is to decode both CAP portion and amount of credit available

I assume you don't want to initiate a USSD query toward the
gsmSCF to ask for the balance this way?

> 
> Is there anybody who faced similar task or who can provide additional
> traces.. or can even make some traces?
> An ideal case is to perform SS7 and USAU trace in parallel.
> Or even has some papers on this topic

sorry. I didn't have access to Huawei equipment yet.




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