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Which two actions resolve the issue?
Refer to the exhibit. After applying IPsec, the engineer observed that the DMVPN tunnel went down, and bothspoke-to-spoke and hub were not establishing. Which two actions resolve the issue? (Choose two.)A . Configure the crypto isakmp key cisco address 192.1.1.1 on R2 and R3 B. Configure the crypto isakmp key...
Which transport layer protocol is used to form LDP sessions?
Which transport layer protocol is used to form LDP sessions?A . UDP B. SCTP C. TCP D. RDPView AnswerAnswer: C Explanation: LDP multicasts hello messages to a well-known UDP port (646) in order to discover neighbors. Once the discovery is accomplished, a TCP connection (port 646) is established and the...
Which statement about IPv6 ND inspection is true?
Which statement about IPv6 ND inspection is true?A . It learns and secures bindings for stateless autoconfiguration addresses in Layer 3 neighbor tables. B. It learns and secures bindings for stateless autoconfiguration addresses in Layer 2 neighbor tables. C. It learns and secures bindings for stateful autoconfiguration addresses in Layer...
What solves the gaps in the graphs?
Refer to the exhibit. A company is evaluating multiple network management system tools. Trending graphs generated by SNMP data are returned by the NMS and appear to have multiple gaps. While troubleshooting the issue, an engineer noticed the relevant output. What solves the gaps in the graphs?A . Remove the...
Why is the summary route missing?
Refer to the exhibit. An engineer is trying to generate a summary route in OSPF for network 10.0.0.0/8, but thesummary route does not show up in the routing table. Why is the summary route missing?A . The summary-address command is used only for summarizing prefixes between areas. B. The summary...
Drag and drop the OSPF adjacency states from the left onto the correct descriptions on the right
DRAG DROP Drag and drop the OSPF adjacency states from the left onto the correct descriptions on the right. View AnswerAnswer: Explanation: Reference: http://www.cisco.com/en/US/tech/tk365/technologies_tech_note09186a0080093f0e.shtml) https://www.cisco.com/c/en/us/support/docs/ip/open-shortest-path-first-ospf/13685-13.html Down This is the first OSPF neighbor state. It means that no information (hellos) has been received from this neighbor, but hello packets can still...
What is the reason for this error?
Refer to the exhibit. An administrator noticed that after a change was made on R1, the timestamps on the system logs did not match the clock. What is the reason for this error?A . An authentication error with the NTP server results in an incorrect timestamp. B. The keyword localtime...
Which action blocks the route?
Refer to the exhibit. An engineer is trying to block the route to 192.168.2.2 from the routing table by using theconfiguration that is shown. The route is still present in the routing table as an OSPF route. Which action blocks the route?A . Use an extended access list instead of...
What is the reason that the router still sends traffic that is destined to AS 690 to a neighbor other than 10.222.1.1?
Refer to the exhibit. A router receiving BGP routing updates from multiple neighbors for routers in AS 690. What is the reason that the router still sends traffic that is destined to AS 690 to a neighbor other than 10.222.1.1?A . The local preference value in another neighbor statement is...
What is an advantage of using BFD?
What is an advantage of using BFD?A . It detects local link failure at layer 1 and updates routing table. B. It detects local link failure at layer 2 and updates routing protocols. C. It has sub-second failure detection for layer 1 and layer 3 problems. D. It has sub-second...
