Click the Exhibit button. A LDP Layer 2 circuit is shown for VPN A and VPN B. LDP
tunneling over RSVP is activated on P1 and P2. Referring to the exhibit, which statement is
true about the LDP Layer 2 circuit?
LDP must be enabled on the loopback interfaces of PE1 and PE2.
MAC learning is needed and using the inner VPN label between PE1 and PE2 for VPN A
or VPN B.
Targeted LDP sessions are established between PE1, P1 and P2, PE2.
Label stitching must be configured on P1 and P2 for end to end transport LSPs.