Oracle 1z0-404 問題集

質問 1：
How doesthe Session Border Controller ensure that a pinhole is kept open for persistent communication to a SIP endpoint behind a NAT device?
A. by issuing PINGs to the endpoint's NAT address
B. by changing the expires= parameter to a defined value in 200 OK responses to INVITEs
C. by changing the expires= parameter to a defined value in 200 OK responses to
REGISTERs
D. by sending messages at a defined frequency
E. by sending Address Resolution Protocol (ARP) requests at a defined frequency
正解：E

質問 2：
You configured theSession Agent Group (SAG) element. You want the Session Agent to be selected in the order in which they are listed in the destination list, with each agent selected in turn, one per session.
How would you accomplish this?
A. Navigate to the session-agent configuration element and set the strategy parameter to propdist.
B. Navigate to the session-agent configuration element and set the strategy parameter to roundrobin.
C. Navigate to the session-agent configuration element and set the strategy parameter to leastbusy.
D. Navigate to the session-agentconfiguration element and set the strategy parameter to sequential.
E. Navigate to the session-agent configuration element and set the strategy parameter tohunt.
正解：B

質問 3：
The Session Border Controller needs to be configured to act as a Back-to-Back User Agent
(B2BUA).
How would you accomplish this?
A. Navigate to the sip-configconfiguration element and set the operation-mode to dialog.
B. Navigate to the session-router configuration element and set the operation-mode to none.
C. Navigate to the sip-config configuration element and set the operation-mode to stateful.
D. Navigate to the sip-config configuration element and set the operation-mode to stateless.
E. Navigate to the session-router configuration element and set the operation-mode to dialog.
正解：A

質問 4：
The Session Border Controller is not routing calls to a specific SIP endpoint from the backbone realm to the access realm in an Access-Backbone architecture.
How can you troubleshoot this routing issue?
A. by checking the registration-cache configuration element used for routing from the access realm to the backbone realm
B. by checking the sip-manipulation configuration element used for routing from the backbone realm to the access realm
C. by checking the local-policy configuration element used for routing from the access realm to the backbone realm
D. by running the show sipd endpoint-ip <phone number> command
E. by running the notify berpd force command
正解：A

質問 5：
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. 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
D. 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
E. arange of IP addresses used to route media flows as they egress the Session Border
Controller
正解：D

質問 6：
Which statement is true when SNMP access is enabled to the Session Border Controller?
A. Only one trap receiver can be configured.
B. The default community stringsare public and private.
C. There are no default community strings.
D. The default community strings are acme and packet.
E. Community strings are in passive mode.
正解：B

質問 7：
You used the no command to delete a configuration element.
Whichstatement is true?
A. The deletion is reflected when viewing the running configuration.
B. The deletion is lost on immediate reboot.
C. The deletion requires auto-save enabled.
D. The deletion always requires a reboot to take effect.
E. The deletion takes effect immediately in the saved configuration.
正解：B