Oracle 1Z0-404 Dumps 2021

NEW QUESTION 1
You made a configuration change to a media interface.
Which command must be executed to commit the change to volatile (RAM) memory?

• A. From configuration mode, execute the done command.
• B. From superuser mode, execute the write-config command.
• C. From user mode, execute the save-config command.
• D. From user mode, execute the commit-config command.
• E. From superuser mode, execute the save-config command.

Answer: A

Explanation: Reference http://www.oracle.com/webfolder/technetwork/acmepacket/Additional%20Technical%20Sol ution%20Documentation/SFB%20video%20ESBC.pdf

NEW QUESTION 2
What is the first thing you must do when setting up the boot parameters of the Session Border Controller?

• A. reset thesystem clock
• B. know the superuser mode password and access the configuration mode
• C. disable FTP access to the wancom0 management interface
• D. obtain the bootparam license
• E. verify the configuration by executing the verify-config command

Answer: D

NEW QUESTION 3
You are configuring steering pools. After executing the done command, you get this error message:
error 409 saving configuration SteeringPool. Identify the cause ofthe error.

• A. The realm-id parameter value of the steering-pool refers to a realm-config element that already exists in the configuration.
• B. The ip-address parameter of the steering-pool has the same value as the address parameter of a sip-port configuration element.
• C. The realm-id parameter value of the steering-pool refers to a realm-config element that does not exist in the configuration.
• D. Another steering-pool configuration element with same ip-address, realm-id, start-port, and end-port parameters values already exists in the configuration.
• E. Another steering-pool configuration element with same ip-address and realm-id but with different start-port and end-port parameters values already exists in the configuration.

Answer: E

NEW QUESTION 4
Which two functionalities are provided by Session Border Controllers? (Choose two.)

• A. they span multiple networks and provide edge proxy functions between them
• B. they are session-aware devices that enable control of end-to-end interactive communications across PSTN network borders
• C. they enable premium interactive services across IP network borders by complementing existing edge routers
• D. they provide routingfunctions for IP, TCP, and SMTP using application parameters.
• E. they replace typical edge routers and firewalls in order to provide a unified network border for signaling and media control

Answer: AC

NEW QUESTION 5
Which two statements are true about a realm on the Session Border Controller?

• A. It can only have one steering poolport 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 acollection of IP devices that perform IP routing functions.

Answer: BC

NEW QUESTION 6
How does the SIP registrar server maintain the registered user’s information in its database?

• A. by querying a DNS server
• B. by querying an ENUM server
• C. by creating a registration cache entry, which is an association between a layer 3 IPaddress and the User Agent (UA) Via address
• D. by creating a location record, which is an association between the Call-ID and the User Agent (UA)Contact address
• E. by creating a binding, which is an association between a globally unique SIP URI and the User Agent (UA) Contact address

Answer: D

NEW QUESTION 7
You are configuring the boot parameters in the Session Border Controller. Which three statements are true about the boot parameters? (Choose three.)

• A. A reboot is always required to apply any change to the boot parameters.
• B. The target name is usedfor domain name resolution.
• C. The system clock is a boot parameter.
• D. The boot parameters are stored in Non-Volatile Random Access Memory (NVRAM).
• E. The boot parameters are not affected by the activate-config command.

Answer: ACD

NEW QUESTION 8
To ensure proper operation of a Session Border Controller HighAvailability (HA) pair, it is critical that both of the devices can originate legitimate traffic on media interfaces independent of the network interface IP address.
How is this type of traffic accommodated?

• A. by setting the pri-utility-addr, sec-utility-addr, and sec-gateway values to addresses in the same subnet as the IP address configured on the management interfaces
• B. by setting the pri-utility-addr, sec-utility-addr, and sec-gateway values to addresses inthe same subnet as the IP address configured on the media interfaces
• C. by setting the utility address and sec-gateway values to addresses in different subnets as the IP address configured on the wancom interfaces
• D. by setting a unique address on the wancoml and wancom2 interfaces via the utilityaddress command
• E. via the utility address parameters on the wancoml and wancom2 interfaces

Answer: A

NEW QUESTION 9
Examine the output below from the show sipd invite command:

How many 600 Busy Everywhere messages sent by the Session Border Controller in the last 140 seconds did not originate from a downstreamdevice?

• A. 157
• B. 13
• C. 4
• D. 161

Answer: B

NEW QUESTION 10
Your customer would like to allow call attempts only from User Agents(UAs) who have previously registered through the Session Border Controller or who are configured as session agents.
How would you accomplish this?

• A. Navigate to the sip-port configuration element and set the allow-anonymous parameter to agents-only.
• B. Navigate to the session-agent configuration element and set the allow-anonymous parameter to prev-registered.
• C. Navigate to the sip-port configuration element and set the allow-anonymous parameter to realm-prefix.
• D. Navigate to the sip-port configurationelement and set the allow-anonymous parameter to registered.
• E. Navigate to the session-agent configuration element and set the allow-anonymous parameter to 403-forbidden.

Answer: D

NEW QUESTION 11
After configuring Header Manipulation Rules (HMRs) for topology hiding, your subsequent testing shows that the manipulation is not takingeffect.
Identify two causes for this (Choose two.)

• A. You have not configured the out-manipulationid parameter of the sip-interface configuration element.
• B. You have not enabled policy-based realm-bridging.
• C. The value of the name parameter in the header-rule configuration element is different than the value of the out-manipulationid parameter in the sip-interface configuration element.
• D. The value of the match-val-type parameter is not written correctly.
• E. The home-proxy-address value does not matchthe $LOCAL_IP value in the new-value parameter.

Answer: AE

NEW QUESTION 12
You want to prevent the Session Border Controller from generating aunique Call-ID and from modifying the dialog tags.
How would you accomplish this?

• A. Navigate to the sip-interface configuration element and set the dialog-transparencyparameter to disabled.
• B. Navigate to the sip-config configuration element and set the dialog-mapping parameter to disabled.
• C. Navigate to the sip-config configuration element and set the call-id-transparency parameter to disabled.
• D. Navigate to the sip-config configuration element and set the dialog-transparency parameter to disabled.
• E. Navigate to the sip-config configuration element and set the dialog-transparency parameter to enabled.

Answer: E

Explanation: Reference http://luccisun.webfactional.com/sbc/SBC/NNSBCNOTE.html

NEW QUESTION 13
You want to view an existing multiple-instance element’s configuration.
What step should you perform after you go to the correct branch of theconfiguration tree?

• A. Select the element and then issue the show command.
• B. Type show <element name>.
• 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.

Answer: E

NEW QUESTION 14
You are configuring access rules in a Session Border Controller Peering architecture.
Which two configuration steps are required to allow access only from User Agents (UAs) in a specific IP subnet? (Choose two.)

• A. Navigate to the sip-port configuration element and set the allow-anonymous parameter to realm-prefix.
• B. Navigate to the session-agent configuration element and set the ip-address parameter to the IP address of your trusted User Agent (UA).
• C. Navigate to the sip-port configuration element and set the allow-anonymous parameter to agents-only.
• D. Navigate to the sip-port configuration element and set the allow-anonymous parameter to all.
• E. Navigate to therealm-config configuration element and set the addr-prefix parameter to the IP subnet of your trusted User Agents (UAs).

Answer: BC

NEW QUESTION 15
What is used by the standby Session Border Controller to send ARP requests via the media interface in a High Availability (HA) architecture?

• A. the IP utility address and its virtual MAC address
• B. the virtual IP address and its hardcoded MAC address
• C. the IP utility address and its hardcoded MAC address
• D. the virtual IP address and its virtual MAC address
• E. the IP utility address andthe MAC utility address

Answer: C

NEW QUESTION 16
The Session Border Controller ACLI is structured in a way that separates configuration of layers 3,4, and 5. This allows the system administrator to link each configuration together as needed for signaling and media routing purposes.
Which two options are valid to link signaling and media interfaces to a realm? (Choose two.)

• A. Navigate to the iwf-config configuration element and set the media-interface-id parameter to the realm name.
• B. Navigate to the account-config configuration element and set the realm-id parameter to the realm name.
• C. Navigate to the network-interface configuration element and set the sip-interface-id parameter to the realm name.
• D. Navigate to the steering-pool configuration element and set the realm-id parameter to the realm name.
• E. Navigate to the sip-interface configuration element and set the realm-id parameter to the realm name.

Answer: AB