Question 1

Which statement is true when SNMP access is enabled to the Session Border Controller?

Options :

A : The default community strings are acme and packet.

B : The default community stringsare public and private.

C : Community strings are in passive mode.

D : There are no default community strings.

E : Only one trap receiver can be configured.

Answer: B

Question 2

What is thedrawback of configuring Policy-Based Realm Bridging (PBRB) without the assistance of Header Manipulation Rules (HMRs)?

Options :

A : Topology hiding is incomplete.

B : The configuration requires a home realm to be defined, which can make privacy harder to achieve.

C : The configuration requires you to enable SIP-NAT bridging, which is complex.

D : The architecture is simple, and really designed for lab environments.

E : The performance is poor relative to other models

Answer: C

Question 3

Which two states are needed by the active node while transitioning to standby? (Choose two.)

Options :

A : Out of service

B : Becoming-active

C : Relinquishing-standby

D : Relinquishing-active

E : Becoming-standby

Answer: B,D

Question 4

You are configuring a network interface to enable the Session Border Controller to use the interface for signaling and media. Identify two valid configuration steps for supporting VLAN 12 (Choose two.)

Options :

A : Navigate to the network-interface configuration element and set the sub-port-id parameter to 12.

B : Navigate to the network-interface configuration element and set the sub-port-id parameter to 0.

C : Navigate to the phy-interface configuration element and configure the hip-id parameter.

D : Navigate to the phy-interface configuration element and configure the pri-utility-address parameter.

E : Navigate to the network-interface configuration element and configure the name parameter.

Answer: A,C

Question 5

What is the first thing you should do when you want the Session Border Controller to detect that anendpoint is behind a NAT/firewall device?

Options :

A : Navigate to the sip-port configuration element and set the nat-traversal parameter to disabled

B : Navigate to the sip-interface configuration element and set the nat-traversal parameter to never.

C : Navigate to the sip-interface configuration element and set the nat-traversal parameter to always

D : Navigate to the sip-port configuration element and set the nat-traversal parameter to enabled.

E : Navigate to the sip-interface configuration element and set the nat-traversal parameter to detect

Answer: C