Which two loopback types are supported for serial interfaces on Juniper devices? (Choose two.)

Which two loopback types are supported for serial interfaces on Juniper devices? (Choose two.)

A. Local

B. Far End

C. Remote

D. Bidirectional

For serial interfaces Juniper devices support the local and the remote loopback types.

References: http://www.juniper.net/documentation/en_US/junos12.3/topics/usage-guidelines/interfaces-interface-diagnostics.html