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11. Which three actions are valid methods to clear all entries from the Ethernet switching table on an EXSeries switch? (Choose three.)
A. Restart the eswd process.
B. Issue the clear arp operational-mode command.
C. Reboot the switch.
D. Issue the clear ethernet-switching table operational-mode command.
E. Restart the rpd process.Answer: ACD
12. You are viewing the output of the operational-mode command show interfaces ge-0/0/4 on an EXSeries switch in which no ether-options are configured for the ge-0/0/4 interface.Which two default settings are listed in the output? (Choose two.)
A. Speed: Auto
B. Speed: 1000mpbs
C. Duplex: Auto
D. Duplex: Full-DuplexAnswer: AC
13. You must route both IPv4 and IPv6 packets in your environment.Which configuration should you add at the [edit protocols] level to allow you to accomplish this objective?
A. ospf { area 0.0.0.0 { interface all; } } B. ospf { area 0.0.0.0 { interface all; family inet6; } } C. ospf3 { area 0.0.0.0 { interface all; } } D. ospf3 { area 0.0.0.0 { interface all; allow ipv4; } } Answer: C 14. Click the Exhibit button. In the exhibit, you run the command show ospf neighbor on R3 and notice that an adjacency with R5remains in the 2-Way state.Which statement is true?
A. A problem exists with the physical link or Data Link Layer connectivity. B. The area type does not match on each end of the link. C. The IP MTU does not match on each end of the link. D. This output is normal in this configuration. Answer: D 15. You see a route in your local routing table that was learned using OSPF. Which command allows you to determine where the route originated? A. show ospf route B. show route protocol ospf C. show ospf database D. show ospf log Answer: C 16. Which two events trigger an IS-IS LSP to be sent to a neighboring IS? (Choose two.) A. When a new IS-IS neighbor is detected. B. When the cost of a link to an existing IS-IS neighbor has changed. C. When a CSNP requests missing information. D. When a device does not receive an expected IIH PDU. Answer: AB 17. What does the attach bit in an IS-IS PDU indicate? A. The L1/L2 router is exporting a default route into the area. B. The L1/L2 router has reachability information to another IS-IS area. C . The L1/L2 router is sending information from Level 2 towards Level 1. D. The L1/L2 router is sending information from Level 1 towards Level 2. Answer: B 18. On a broadcast network, which three statements are true about IS-IS adjacencies? (Choose three.) A. Peers send full copies of databases at regular intervals. B. IIH PDUs are used as a keep alive mechanism. C. Peers can request missing link-state information. D. An elected DIS retains its status as long as the device remains up. E. Peers acknowledge receipt of link-state updates. Answer: BCE 19. Which two prerequisites does IS-IS need to operate? (Choose two.) A. IS-IS must be able to communicate between devices using IP. B. IS-IS must be able to communicate using CLNS. C. IS-IS must have a valid IP address configured on the loopback. D. IS-IS must have a valid CLNS address. Answer: BD 20. You configure a metric of 200 on an IS-IS enabled interface on Router-1. When you examine the routing table entry for that link on a nother IS-IS device, you see a metric of 67. What would explain this behavior? A. Router-1 is sending both standard and wide metrics. B. Router-1 is sending only wide metrics. C. Router-1 has a metric multiplier set. D. Router-1 has a configured reference bandwidth. Answer: A
access point vs router
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