Configure the direction of the Internet Protocol Security (IPsec) policy under the OSPF virtual link.
default ip area virtual-link {A.B.C.D} {A.B.C.D} ipsec direction
ip area virtual-link {A.B.C.D} {A.B.C.D} ipsec direction both
ip area virtual-link {A.B.C.D} {A.B.C.D} ipsec direction in
ip area virtual-link {A.B.C.D} {A.B.C.D} ipsec direction out
no ip area virtual-link {A.B.C.D} {A.B.C.D} ipsec direction
None
OSPF Router Configuration