單項選擇題

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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單項選擇題

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

多項選擇題

Which two items best describe a Cisco IOS IP SLA responder？（）

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

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你可能感興趣的試題

To initiate testing， which port does a Cisco IOS IP SLA source use to send a control message to an IP SLA responder？ （）

Which two items best describe a Cisco IOS IP SLA responder？（）

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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？（）