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1z0-404 Questions and Answers

Question # 6

What does the Session Border Controller do when the Adaptive Hosted NAT (HNT) feature is enabled?

A.

It sends a periodic re-register command to each endpoint behind a NAT.

B.

It creates a binding for the Address of Record (AOR) of an endpoint that is behind a NAT.

C.

It creates a binding for the Address of Record (AOR) of an endpoint that is NOT behind a NAT.

D.

It sends SIP OPTIONS at increasing intervals to test if an endpoint behind a NAT device is still reachable.

E.

It sends ICMP PNGs to dynamically learn the binding time of an endpoint behind a NAT device.

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Question # 7

Which two statements are true about a realm on the Session Border Controller?

A.

It can only have one steering pool port per realm.

B.

It is a layer 3 abstraction of a VoIP network.

C.

It is a logical definition of a network or group of networks comprising devices that provide real-time communication.

D.

It is a layer 5 abstraction of a VoIP network.

E.

It is a collection of IP devices that perform IP routing functions.

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Question # 8

Which configuration step is required to route a SIP call based on the value of the SIP INVITE Request-URI?

A.

Navigate to the policy-attribute configuration element and configure the from-address parameter to match the Request-URI value.

B.

Navigate to the policy-attribute configuration element and configure the to-address parameter to match the Request-URI value.

C.

Navigate to the local-policy configuration element and configure the from-address parameter to match the Request-URI value.

D.

Navigate to the local-policy configuration element and configure the to-address parameter to match the Request-URI value.

E.

Navigate to the local-policy configuration element and configure the destination-address parameter to match the Request-URI value.

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Question # 9

You finished configuring a not Real Time Change (not RTC)-supported configuration element and you want to apply the change in your service.

Which two options are valid in order to accomplish this? (Choose two.)

A.

From user mode, execute the save-config and activate-config commands.

B.

From configuration mode, execute the save-config, activate-config, and reboot commands.

C.

From superuser mode, execute the save-config and activate-config and reboot commands.

D.

From superuser mode, execute the save-config and activate-config commands.

E.

From superuser mode, execute the save-config, activate-config, and reboot force commands.

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Question # 10

You want to view an existing multiple-instance element’s configuration.

What step should you perform after you go to the correct branch of the configuration tree?

A.

Select the element and then issue the show command.

B.

Type show .

C.

Type show ? and select from the displayed list.

D.

Type is –a.

E.

Enter the name of the element and then issue the show command.

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