Cisco 400-101 - CCIE Routing and Switching Written Exam
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Total 724 questions
Question #6 (Topic: Network Principles)
What is the default time-out value of an ARP entry in Cisco IOS Software?
A. 60 minutes
B. 720 minutes
C. 240 minutes
D. 120 minutes
E. 480 minutes
Answer: C
Question #7 (Topic: Network Principles)
Which two statements about asymmetric routing are true? (Choose two)
A. It can cause packet loss over stateful ICMP and UDP connections.
B. It can cause packet loss when a stateful firewall is in use.
C. It can cause TCP connections to close.
D. It can cause packet loss when NAT is in use.
E. It is uncommon in large networks.
Answer: BD
Question #8 (Topic: Network Principles)
Which two Cisco Express Forwarding tables are located in the data plane? (Choose two.)
A. the IP routing table
B. the label forwarding information base
C. the label information table
D. the adjacency table
E. the forwarding information base
Answer: DE
Question #9 (Topic: Network Principles)
For which two conditions is Cisco Express Forwarding recursion disabled by default when the BGP Prefix Independent Convergence functionality is enabled?
(Choose two.)
(Choose two.)
A. next hops that are directly connected
B. next hops learned with a /24 mask
C. next hops learned with a /32 mask
D. next hops learned with any mask shorter than /32
Answer: AC
Question #10 (Topic: Network Principles)
Which command sets the maximum segment size for a TCP packet initiated from a router?
A. ip mtu
B. ip tcp adjust-mss
C. ip tcp mss
D. ip tcp window-size
Answer: C
