Which of the following statements about LR is incorrect is

BGP MPLS VPN on a network station of the public network equipment, displa mpls ldp lsp command command checks its label forwarding table, the following results described _______ .
[PE1] dis mpls ldp lsp
LDP LSP Information
----------------------------------- --------------- ----------------------- --------------------------- ------------
SN DestAddress/Mask In/OutLabel Next-Hop In/Out-Interface
-------------------------------------------------- ------------------------------- ------------------- -------------
1 1.1.1.1/32 3/NULL 127.0.0.1 Eth0/0/InLoop0
2 1.1.1.2/32 NULL/1024 100.0.0.2 ---------Eth0/0
3 1.1.1.3/32 NULL/3 100.0.0.2 ---------Eth0/0

The information displayed on the MSR router is as follows:
Sstem Defined Behavior Information:
Behavior: ef
Expedited Forwarding:
Bandwidth 20 (% ) Cbs-ratio 25
Behavior: af
Assured Forwarding:
Bandwidth 20 (%)
Discard Method: Tail
Behavior: be
-none-
Then the following statement is correct _____

Among the following VPN technologies, the VPNs belonging to the second layer are:

Which of the following statements about PKI workflow is correct is ____ .