最新的Oracle 1z0-400免費考試真題

問題1

When the nat-traversal parameter is set to "always", the Session Border Controller compares the__________ and the Layer-3 source address to determine whether the endpoint is behind a NAT device and further compares the __________ to the Layer-3 source address to determine whether to add the registration to its registration cache.

A. Host address of the Contact URI; From address

B. From address; host address of the Contact URI

C. SIP Proxy IP address;SIP Registrar address

D. Sent-by of the bottom most Via header; host address of the Contact URI

E. Sent-by of the top most Via header; host address of the Contact URI

正確答案: A,D

問題2

Which statement is TRUE about the phy-interface configuration element?

A. Configuration elements used to carry signaling and/or media must be designated as type
"Control".

B. Only one phy-interface configuration element is created for all signaling/media interfaces.

C. All modifications to the phy-interface configuration element require a reboot of the Net-Net 4500.

D. The wancom interfaces used for high availability do not require explicit phy-interface configuration elements.

E. A phy-interface element must be configured for each interface used for signaling and/or media.

正確答案: C

問題3

Local policy policy-attribute configuration includes configuration elements for each of the following except____________.

A. Cost

B. Start-time

C. Date

D. Days-of-week

E. End-time

正確答案: B

問題4

By default, the Session Border Controller's FTP, ICMP, SNMP, and Telnet services cannot be accessed via the media interfaces. In order to enable these services, the Session BorderController includes four fields that enable administrative traffic over the media interfaces. These four fields are collectively known as the "HIP".
What does the acronym HIP stand for?

A. Health Indicator Protocol

B. Healthy Interface Port

C. HostinPath

D. Host Internet Protocol

E. Host Interface Priority

正確答案: D

問題5

__________is the percentage of a Session Border Controller's peer advertisement time for the other peer in the high availability (HA) pair to wait before considering the peer out of service.

A. 2

B. State-field

C. 3.1

D. Standard-deviation-score

E. Percent-drift

正確答案: E

問題6

In high availability (HA) architectures, requests from the standby node result in information about state changes being pulled by the standby Session Border Controller (SBC) from the active SBC.Two checkpointed states include:

A. Signaling state

B. Alarm state

C. Dormant state

D. Media state

E. Admin state

正確答案: A,D

問題7

In a high availability (HA) pair, a network administrator could trigger a system switchover manually from the ___________Session Border Controller by issuing the notify berpd force command.

A. Active only

B. Standby only

C. Standby or Active

D. Active node that no longer has a heartbeat

E. Secondary only

正確答案: D

問題8

Which statement about the Net-Net 4500 is FALSE?

A. MGCP to SIP interworking function (IWF) is not supported.

B. 323 RRQs (Registration Request).

C. The Net-Net 4500 media directing and control hides network topology at the forwarding level, while session routing and signaling hide it at the signaling level.

D. The Net-Net 4500 is the source and destination for all signaling messages and media streams coming into and leaving the provider's network.

E. Different SIP Response Code mappings can be configured for each Soft-switch to which the Net-Net 4500 signals.

F. The Net-Net 4500 can perform interworking between SIP REGISTER messages and

正確答案: E

最新的Oracle Communications Session Border Controller Implementation Essentials - 1z0-400免費考試真題

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