多项选择题Which three protocols should be explicitly managed by using Control Plane Policing on an Internet borderrouter?()

A.LDAP
B.ICMP
C.RTP
D.BGP
E.SSH
F.RDP


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1.多项选择题Which two statements are true about bandwidth guarantee?()

A.When congestion is present,the priority command doesn’t allow exceeding the allocated rate
B.When congestion isn’t present,the priority command doesn’t allow exceeding the allocated rate
C.When congestion is present,the priority command allows exceeding the allocated rate
D.When congestion isn’t present,the priority command allows exceeding the allocated rate

4.单项选择题What is the minimum key size to enable SSH v2?()

A.512 bits
B.768 bits
C.1024 bits
D.2048 bits

5.单项选择题

Refer to the exhibit. How would you get the 1.1.1.1 network into the OSPF database? ()

A. Configure RTA as an ASBR
B. Redistribute connected routes on RTA into OSPF
C. Set up a virtual link between area 1 and area 0
D. Set up a virtual link between area 1 and area 2
E. Add a static route into RTB and enter it into OSPF
F. Place a network 1.1.1.0 0.0.0.0 command into RTB
G. Set up a unique router ID on RTA using an RFC 1918 address
H. Change area 0 on RTB to area 1

6.单项选择题What is a requirement to enable Cisco IOS IPS with 5.x signature?()

A.disable Zone-Based Firewall as the two features are not compatible
B.disable Cisco Express Forwarding as the two features are not compatible
C.generate a certificate and export on Cisco.com to receive a signature update
D.import the public RSA key from the Cisco IPS team that allows the router to verify that a signatureupdate (which was signed by this key) comes from Cisco

7.单项选择题You add the following commands into a routed topology: router eigrp 1 variance 3 traffic-share min across-interfaces. Users now complain about voice quality in your VoIP system. What should be done? ()

A. Add the command: router eigrp 1 traffic-share voice interface fast 0/0
B. Reconfigure EIGRP to recognize voice packets
C. Remove the variance from the configuration
D. Reconfigure the VoIP system to use RTP sequence number headers
E. Use an H '323 gatekeeper for your VoIP system to negotiate an H'245 uneven packet buffer
F. Reconfigure EIGRP to version 2

8.单项选择题Which command can be used to check the assignment of RPs to multicast groups?()

A.show ip pim rendez-vous
B.show ip rpf rp mapping
C.show ip pim rp mapping
D.show ip pim rp info
E.show ip pim

9.单项选择题What does the command ip pim send-rp-discovery scope 16 achieve?()

A.it enables PIM BSR
B.it makes the router an Auto-RP mapping agent
C.it advertises the router as an RP with Auto-RP
D.it makes the router an Auto-RP client

10.单项选择题What is the default behaviour of PIM-SSM If there are multiple equal-cost paths to the multicast source?()

A.It will send the join only to the neighbor with the highest IP address.
B.It will send the join only to the neighbor with the lowest IP address.
C.It will send the join in a round-robin fashion across all neighbors.
D.It will send the join to all neighbors.

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Which two of these are used in the selection of a root bridge in a network utilizing Spanning Tree ProtocolIEEE 802.1 D?()

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In Layer 2 topologies, spanning-tree failures can cause loops in the network. These unblocked loops cancause network failures because of excessive traffic. Which two Catalyst 6500 features can be used to limitexcessive traffic during spanning-tree loop conditions?()

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On the basis of the network provided in the exhibit, all routers are configured to run EIGRP on all links. If the link between PG-R1 and PG-R2 fails, what is the maximum number of queries PG-R3 will receive for 192.168.1.0/24, assuming that all the packets sent during convergence are transmitted once (there are no dropped or retransmitted packets)?()

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Choose two commands that are required to enable multicast on a router, when it is known that thereceivers use a specific functionality of IGMPv3.()

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