Extreme Networks Extreme Networks Certifications EW0-100 Questions & Answers

• Question 41:

  Why would the command CONFIG OSPF ADD VLAN AREA LINK-TYPE POINT-TO-POINT be used in an Ethernet LAN?

  A. Link failures result in immediate triggered updates.

  B. Router adjacencies are formed more quickly.

  C. It is not necessary to utilize loop resolution protocols. This command configures avirtual link to the backbone area.

  D. This command configures a virtual link to the backbone area.

  Correct Answer: B

• Question 42:

  The two levels of the OSPF routing hierarchy are:

  A. autonomous system and area.

  B. virtual link and area.

  C. backbone and area.

  D. LSDB and LSA.

  Correct Answer: A

• Question 43:

  OSPF area 10.10.10.10 connects to OSPF area 1.1.1.1. The network has been running for a week without issues. While examining the LSDB of an internal router in area 1.1.1.1, the network administrator sees that there are no Type-1 LSAs for area 10.10.10.10 listed. The network administrator is puzzled. Why does this situation exist?

  A. Type-1 LSAs are disabled for area 10.10.10.10.

  B. Type-3 LSAs are enabled for area 10.10.10.10.

  C. Type-1 LSAs stay within their own area.

  D. Type-2 LSAs include the necessary Type-1 LSA information.

  Correct Answer: C

• Question 44:

  Which command should be used to set the OSPF router ID to 192.168.0.1?

  A. config routerid ospf 192.168.0.1

  B. config ospf routerid 192.168.0.1

  C. config ospf 192.168.0.1 routerid

  D. config 192.168.0.1 ospf routerid.

  Correct Answer: B

• Question 45:

  Only one Type-3 LSA appears in the router's LSDB though there are multiple networks in the neighboring OSPF area . Which of the following commands created this result?

  A. config ospf area add range advertise type-3

  B. config ospf area add range advertise type-4

  C. config ospf area add range advertise type-5

  D. config ospf area add range advertise type-7

  Correct Answer: A

• Question 46:

  Area 0.0.0.0 contains two networks: 10.15.0.0 and 10.20.0.0. Which command should be used in order for only one Summary LSA from area 0.0.0.0 to appear in the LSDB of area 1.1.1.1?

  A. config ospf area 0.0.0.0 add range 10.0.0.0/16 advertise type-3

  B. config ospf area 0.0.0.0 add range 10.0.0.0/24 advertise type-3

  C. config ospf area 0.0.0.0 add range 10.0.0.0/32 add type-3

  D. config ospf area 0.0.0.0 add range 10.0.0.0/8 add type-3

  Correct Answer: D

• Question 47:

  There are three routers in OSPF area 56.0.0.1. You find that two of the routers become the DR and BDR. However, when the DR fails, the BDR becomes the DR, but the ODR does not become the new BDR. Why is this happening?

  A. The router priority is set to 0.

  B. The router priority is set to 255.

  C. The router is an ASBR.

  D. None of these.

  Correct Answer: A

• Question 48:

  Which of the following can you use to create a router interface?

  A. Create a VLAN and assign ports to it.

  B. Create a VLAN, assign ports to it, and assign it an IP address and subnet mask.

  C. Create a VLAN and assign it an IP address and subnet mask.

  D. None of these.

  Correct Answer: B

• Question 49:

  Which of the following can you use to create a router interface?

  A. Create a VLAN, enable loopback mode, and assign an IP address and subnet mask.

  B. Create a VLAN and assign it an IP address and subnet mask.

  C. Create a VLAN and assign it an IPX net ID.

  D. None of these.

  Correct Answer: A

• Question 50:

  What is the maximum number of ESRP domain member VLANs?

  A. 1000

  B. 2000

  C. 3000

  D. 4000

  Correct Answer: C