Which ACL entry must be added to control connection successfully established?

Refer to the exhibit.

The communication between CE-1 and CE-2 is not operational. An operations engineer notice that the L2TP connection failed to establish because inbound ip access list had been applied on the PE-2 Gig0/1 interface.

Which ACL entry must be added to control connection successfully established?
A . permit udp host 10.1.1.1 any eq 1701
B . permit tcp any eq 1701 host 10.1.1.1
C . permit udp any host 10.1.1.1 eq 1701
D . permit tcp host 10.1.1.1 eq 1701 any

View Answer

Answer: C