Which of the following statements about IPSG is false?

According to this picture, we can judge?
<Huawei>display ospf Isdb router self-originate OSPF Process 1 with Router ID 10.0.12J Area: 0.0.0.0 Type:Router Lsid: 10.0.12 J Adv rtr: 10.0.12.1 Ls age: 312 Len: 36 Options : A, BR E
\seq#:80000013
1 chksum : 0xc61c
I Link count: 1
1 * Link ID: 10.0.12.2
I Data : 10.0.12.1
, Link Type: TransNet
. Metric : 1

Does the role of Link-LSA in OSPFv3 not include?

From the user's point of view, any phenomenon that affects the business can be defined as a fault.

Regarding the BGPI MPLS IPVPN network architecture, which of the following descriptions is wrong?