Oracle 1z1-400 Actual Free Exam Questions & Community Discussion

Exam Code/Number: 1z1-400
Exam Name/Title: Oracle Communications Session Border Controller Implementation Essentials
Certification Provider: Oracle
Corresponding Certification: Session Border Control

Exam Questions: 74
Updated On: Jul 09, 2026

Question #1

Which two statements about H.323 on the Net-Net 4500 are TRUE?

A. The Net-Net 4500 can set the H.323 versions 1 through 6 on egress messages.

B. Multiple virtual gateways or gatekeepers can exist on a single Net-Net 4500.

C. There is a feature that allows an H.323 terminal that is unable to support Fast Start to receive a Slow Start call from a Fast Start source through the Net-Net 4500.

D. The Net-Net 4500 can be configured to allow interworking between H.323 and MGCP.

E. Only a single virtual gateway can exist on a single Net-Net 4500.

Discussion 0

Correct Answer: D,E Vote an answer

Question #2

According to the Acme Packet Best Current Practice (BCP), when configuring High Availability on a Session Border Controller pair, what two critical steps must be completed?

A. Connect the HA-serial 1 and HA-serial 2 RS-232 interfaces together to provide state replication and heartbeat polling between the two systems.

B. Synchronize the configurations and system states between the two systems via the sync-config and sync-state commands, followed by the save-configuration and activate-configuration commands.

C. Configure the Border Element Redundancy Protocol (BERP) between the two peers by specifying a BERP peer address, a BERP timeout, and a BERP failover threshold.

D. Devise a virtual MAC scheme for the redundant cluster.

E. Configure the target names of the two systems.

Discussion 0

Correct Answer: A,B Vote an answer

Question #3

The ___________ field allows you to set the health score at whichthe standby peer in a high availability (HA) scenario will switchover to the active state without waiting for any configured timers to expire.

A. Health-threshold

B. Active-threshold

C. Emergency-threshold

D. Switchover-threshold

E. Ha-threshold

Discussion 0

Correct Answer: A Vote an answer

Question #4

Which two statements regarding SIP processing are TRUE?

A. SIP sessions are terminated and re-originated as new sessions as they are routed through the Session Border Controller.

B. To avoid retransmissions, User Agents must forward received 100 Trying messages to their next hop.

C. A CANCEL method can terminate a dialog.

D. An initial INVITE will contain a From header tag and a To header tag as a globally unique identifier for the dialog.

E. The combination of the To tag, From tag, and Call-ID completely defines a peer-to-peer SIP relationship and is referred to as a dialog.

Discussion 0

Correct Answer: D,E Vote an answer

Question #5

Which is NOT part of the Net-Net 4500's front panel:

A. A pinhole for issuing reset

B. A flip-down door covering two PCMCIA slots

C. A USB port for local storage

D. Power and status LEDs

E. A fan pack with removable and cleanable fan filter

Discussion 0

Correct Answer: B Vote an answer

Question #6

You must decide whether to deploy the policy based realm bridging with header manipulation rules (PBRB-HMR) model in your SIP peering environment.
What are two deciding factors that tip your decision for or against HMR in contrast to a SIPNAT Bridge (SNB) architecture?

A. PBRB-HMR is much easier to configure, even though it has similar performance to the SNB model.

B. PBRB-HMR is recommended for both peering and access architectures.

C. SNB is the simplest model to troubleshoot.

D. PBRB-HMR provides better topology hiding, at the expense of performance.

E. PBRB-HMR has lower performance overhead than SIP-NAT Bridge.

Discussion 0

Correct Answer: A,D Vote an answer

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Question #7

To return the Session Border Controller configuration to a known, factory default state you must___________.

A. Issue the set-system-state offline command.

B. Issue the set-system-state offline command and reboot.

C. Issue the delete-config command and reboot.

D. Press the reset button on the front panel.

E. Issue the delete-config command.

Discussion 0

Correct Answer: C Vote an answer

Question #8

The Net-Net 4500 will release media between non-NATed SIP endpoints that are located in the same realm when the __________ parameter is set to ___________.

A. msm-network; disabled

B. mm-in-network; disabled

C. mm-in-realm; disabled

D. mm-in-realm; enabled

E. mm-in-network; enabled

Discussion 0

Correct Answer: D Vote an answer

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