Cat6500（config）# router ospf 1
Cat6500（config-router）# network 0.0.0.0 255.255.255.255 area 0
Cat6500（config-router）# nsf Cat6500（config-router）#end
Refer to the exhibit. The configuration is used to enable nonstop forwarding for OSPF on a Catalyst 6500 Series
Switch with redundant supervisor engines.
The default CEF configuration is unchanged. After testing， user traffic is interrupted and NSF is not operational.
What is the most likely reason？ （）
A.CEF was not properly configured.
B.OSPF was not properly configured for graceful restart.
C.Stateful switchover was not correctly configured.
D.NSF for OSPF is only supported in area 0.
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To initiate testing，
which port does a Cisco IOS IP SLA source use to send a control message to an IP SLA responder？ （）
A.UDP port 2020
B.UDP port 1967
C.TCP port 2020
D.ICMP port 1967
A.required at the destination to implement Cisco IOS IP SLA services
B.improves measurement accuracy
C.required for VoIP jitter measurements
D.provides security on Cisco IOS IP SLA messages via LEAP or EAP-FAST authentication
E.responds to one Cisco IOS IP SLA operation per port
F.stores the resulting test statistics
A.only implemented between Cisco source and destination-capable devices
B.statistics provided by syslog， CLI， and SNMP
C.measures delay， jitter， packet loss， and voice quality
D.only monitors VoIP traffic flows
E.provides active monitoring
F.provides passive monitoring
A.Test major changes before deployment and defer minor changes until during deployment.
B.Document and verify rollback procedures.
C.Ensure consistency of code versions across the network.
D.Progressively modify procedures and documentation during implementation.
A.work staff attributes， such as skills and communication
B.redundancy， to prevent single points of failure
C.processes， such as documentation， change control， and labs
D.appropriate technology， such as hardware and software
E.tools， such as those for monitoring and reporting
最新試題
Refer to the exhibit. What does the command channel-group 1 mode desirable do？ （）
Which option correctly identifies the Cisco IOS switching methods in descending order from the fastest method to the slowest method？（）
Which three statements are true of the Link Aggregation Control Protocol （LACP）？（）
During routine maintenance， it became necessary to shutdown G1/0/1 on DS1 and DS2. All other interface were up. During this time， DS1 became the active device for Vlan104’s HSRP group. As related to Vlan104’s HSRP group. What can be done to make the group function properly ？ （）
Refer to the exhibit. For what purpose is the command show ip cef used？（）
What must be the same to make multiple switches part of the same Multiple Spanning Tree （MST）？（）
Refer to the exhibit. Initially， LinkA is connected and forwarding traffic. A new LinkB is then attached between SwitchA and HubA. Which two statements are true about the possible result of attaching the second link？（）
Refer to the exhibit. All network links are FastEthernet. Although there is complete connectivity throughout the network， Front Line users have been complaining that they experience slower network performance when accessing the server farm than the Reception office experiences. Based on the exhibit， which two statements are true？（）
Which three statements about STP timers are true？（）
Refer to the exhibit. What will happen when one more user is connected to interface FastEthernet 5/1？ （）