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Q1. Refer to the exhibit. An MPLS Layer 3 VPN service has been provisioned for a customer. What will be the ToS value at Site-B for the exceeded traffic that it is sent from Site-A with ToS 2?
A. 0
B. 2
C. 3
D. 4
E. No exceeded traffic will reach Site-B.
Answer: E
Q2. Which QoS DiffServ mode preserves the original customer IP marking besides of on egress PE router uses the DSCP value of this IP packet on outbound queuing?
A. MPLS PHB mode
B. Pipe mode
C. IntServ mode
D. Uniform mode
E. Short-Pipe mode
Answer: E
Q3. Refer to the exhibit.
Which VLAN interface does untagged traffic pass through?
A. 1
B. 2
C. 3
D. 4
Answer: C
Q4. DRAG DROP
Drag and drop the MPLS operation listed on the left to the correct order of the operation on the right.
Answer:
Q5. Refer to the exhibit. What is the correct action to fix the L2TPv3 configuration?
A. At Router-A, correct the local interface in the pseudowire configuration.
B. At Router-B, correct the encapsulation in the pseudowire configuration.
C. At Router-A, correct the encapsulation in the pseudowire configuration.
D. At Router-B, correct the local interface in the pseudowire configuration.
Answer: B
Explanation:
http://www.cisco.com/c/en/us/td/docs/ios/12_0s/feature/guide/l2tpv30s.html#wp1046765
Q6. How many bits are expressed by";:" in the address 2D01:DB::C:B7BA:130B?
A. 16 bits
B. 32 bits
C. 40 bits
D. 44 bits
E. 48 bits
F. 52 bits
G. 56 bits
H. 64 bits
Answer: E
Q7. In a PE-CE scenario using OSPF as the routing protocol, a down-bit set can be advertised in which OSPF LSA type?
A. type 1 LSA
B. type 2 LSA
C. type 3 LSA
D. type 5 LSA
E. type 7 LSA
Answer: C
Q8. When troubleshooting a DoS attack, a support engineer finds a huge number of packets that are destined to one of the core routers interface IP address. By the time the packets reach this core router, they have a TTL of 0. Based on Cisco platform running IOS 15.3S, which technique is most effective in resolving this problem
A. Configure LPTS.
B. Configure an ACL on the core router interface.
C. Configure CoPP on the core router.
D. Configure policing on PE routers.
E. Configure a receive ACL on the core router.
Answer: C