MS basic connect extensions: 0d3a or 9d3a?

Aleksander Morgado aleksander at
Mon Sep 10 13:59:21 UTC 2018

Hey Ben & all,

In libmbim we have the MS basic connect extensions UUID defined as:

Which is in line with e.g.

But then I'm seeing devices reporting the basic connect extensions UUID as:

Which is actually in line with e.g.

What is this mess...? Are both UUIDs used interchangeably?


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