H12-221-ENU 무료 덤프문제 온라인 액세스

Which of the following descriptions are correct about BGP Local-Preference? (Multiple Choice)

• A.In the BGP routing rule, the Preferred-Value has a higher priority than the Local-Preference, that is, the Preferred-Value is prioritized.
• B.BGP Local-Preference is usually used in the routing rule policy to control how data flows into As
• C.The default value of BGP route Local-Preference is 100.
• D.In the BGP routing rules, the priority of the MED is higher than the Local-Preference, that is, the priority is compared with the MED.

If the OSPF neighbor relationship fails to be established, you can run the display ospf error command to view the information. If the following information is displayed, what may be the cause of the failure establishment of the neighbor?

• A.Router ID conflict
• B.Inconsistent verification types
• C.Inconsistent Hello Interval and Dead Interval
• D.Inconsistent network mask

Which description of this configuration is wrong?

• A.When the TC protection function is enabled, the frequency of MSTP process processing type BPDU message can be configured in the unit time.
• B.Enable the TC protection function, can avoid attackers forge topology changes BPDU packets to malicious attacks switching equipment, and caused the frequent relating to delete MAC address table and the ARP table, so as to achieve the purpose of the protection switching equipment.
• C.Execute the command STP tc-protection enable, enabling the protection function of the MSTP process tc type BPDU message.
• D.By default, the TC protection function of the switching equipment is in the state of failure.

Which of the following description about the contents of the display bgp routing-table command output is correct?

• A.The route to the destination address 192.168.1.0 was learned through AS200.
• B.The MED value of the route to the destination address 192.168.1.0 is 100.
• C.The route to the destination address 192.168.1.0 is injected into the BGP routing table through the network command.
• D.The route to the destination address 192.168.1.0 is not optimal in the BGP routing table.

Which description about the permanent multicast address is wrong?

• A.All routers running the RIPv2 protocol listen 224.0.0.100.
• B.All routers listen 224.0.0.2.
• C.All hosts and routers in the network segment listen 224.0.0.1.
• D.All routers running OSPF protocol listen 224.0.0.5.