What is the default maximum transmission unit on the Cisco router ATM interface?
A. 4470 bytes
B. 1516 bytes
C. 9288 bytes
D. 1500 bytes
E. 1492 bytes
Correct Answer: A
Which four services use the inner labels of an MPLS label stack? (Choose four)
A. MPLS VPN
B. switching path in MPLS core
C. Cisco MPLS Traffic Engineering and Fast Reroute
D. MPLS over ATM
E. VPN over Traffic Engineering core
F. any transport over MPLS
Correct Answer: ACEF
Which three statements about bidirectional PIM are true? (Choose three)
A. Traffic for a bidirectional group flows along the one shared tree and simultaneously utilizes multiple paths in a redundant network topology.
B. It does not require any traffic signaling in the protocol
C. Membership to a bidirectional group is signaled using explicit Join messages.
D. It maintains source-specific forwarding state.
E. It reduces memory, bandwidth, and CPU requirements
Correct Answer: BCE
Which statement about OSPF authentication is true?
A. To enable OSPF authentication in a network, OSPF area 0 authentications must be enabled first.
B. The payload of OSPF version 3 packets contains no authentication information.
C. OSPF version 3 supports Advanced Encryption Standard
D. OSPF version 3 uses router ID as a key to encrypt OSPF hello packets.
E. OSPF MD5 authentication uses TCP, and Plan Test authentication uses UDP.
Correct Answer: B
Which three statements about L2TPv3 are true? (Choose three)
A. L2TPv3 Frame Relay support includes only 32-bit DLCI addressing.
B. L2TPv3 sessions do not support Frame Relay LMI interworking.
C. Multipoint DLCI is not supported.
D. To use DCE or a Network-to-Network Interface on a Frame Relay port, you must configure the frame- relay switching command.
E. L2TPv3 feature does not support Frame Relay extended addressing.
Correct Answer: BDE
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