Oracle 1Z0-404 Online Practice Questions and Exam Preparation

Oracle 1Z0-404 Online Questions & Answers

• Question 21:

  Which two statements describe the functions of Session Border Controllers? (Choose two.)

  A. they replace typical edge routers and firewalls in order to provide a unified network border forsignaling and media control
  B. they are session-aware devices that enable control of end-to-end interactive communications across IP network borders
  C. they are based on the Windows operating system
  D. they provide routing functions for IP, TCP, and SMTPusing application parameters
  E. they provide signaling proxy functions for SIP, H.323, and MGCP, which includes access control, signaling constraints, and topology hiding
  A. they replace typical edge routers and firewalls in order to provide a unified network border forsignaling and media control
  E. they provide signaling proxy functions for SIP, H.323, and MGCP, which includes access control, signaling constraints, and topology hiding

• Question 22:

  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
  B. 13

• Question 23:

  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 PNGsto dynamically learn the binding time of an endpoint behind a NAT device.
  C. It creates a binding for the Address of Record (AOR) of an endpoint that is NOT behind a NAT.

• Question 24:

  Where are passwords and licensing information stored?

  A. Non-Volatile Random Access Memory (NVRAM)
  B. Content Addressable Memory (CAM)
  C. RAMmemory
  D. Synchronous Dynamic Random Access Memory (SDRAM)
  E. Boot Flash
  A. Non-Volatile Random Access Memory (NVRAM)

• Question 25:

  You are configuring access rules in a Session Border Controller Peering architecture.

  Which configuration step is required to allow access from any User Agent (UA)?

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

• Question 26:

  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
  C. the IP utility address and its hardcoded MAC address

• Question 27:

  When setting up the registration-caching parameter to enabled in the sip-interface configuration element, _____________.

  A. the Session Border Controller will never use the SIP-NAT mechanism for routing
  B. the Session Border Controller will not use the registration cache for routing
  C. all endpoints in the realm will be cached when registered
  D. only endpoints behind NAT in the realm will be cached when registered
  E. the Session Border Controller will never use the local-policy mechanism for routing
  A. the Session Border Controller will never use the SIP-NAT mechanism for routing

• Question 28:

  Which two statements are true about dynamic realm bridging? (Choose two.)

  A. Egressrealm can be any, depending on time-of-day, called number, and so on.
  B. Dynamic realm bridging is the routing of a signaling message coming from a given ingress realm to a next hop in an egress realm.
  C. Dynamic realm bridging is a one-to-one associationaccomplished by using SIP-NAT.
  D. Ingress and egress realms are unconditionally paired.
  E. Dynamic realm bridging decisions are based solely on layer 3 (IP) information.
  A. Egressrealm can be any, depending on time-of-day, called number, and so on.
  B. Dynamic realm bridging is the routing of a signaling message coming from a given ingress realm to a next hop in an egress realm.

• Question 29:

  A steering pool defines _____________.

  A. a range of ports used to route media flows as they egress the Session Border Controller
  B. an IP address and port the Session Border Controller uses for steering media to the external media server
  C. an IP address and range of ports the Session Border Controller will use to declare itself as the destination for media flows in a session
  D. a range of IP addresses and a pool of ports the Session Border Controller will use to declare itself as the destination for all subsequent media flows in a dialog
  E. arange of IP addresses used to route media flows as they egress the Session Border Controller
  C. an IP address and range of ports the Session Border Controller will use to declare itself as the destination for media flows in a session

• Question 30:

  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 in the 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
  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