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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 routing functions 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

Which two statements are true about realm bridging in the Session Border Controller? (Choose two.)

A.

The realm-config configuration element provides G.711 to G.729 transcoding functions.

B.

You can configure more than one SIP port per realm.

C.

You can only configure a single SIP port per realm.

D.

The ingress realm and egress realm for a specific SIP session can be the same.

E.

The ingress realm is always different than the egress realm for a specific SIP session.

What do you need to do to support ftp service on a media interface?

A.

Add the IP address of the remote device to the hip-ip-list and ftp-address parameters.

B.

Set the ftp-address parameter to enabled.

C.

Add the IP address of the interface in the hip-ip-list and ftp-address parameters.

D.

Set the hip-address parameter to enabled.

E.

Add the IP address of the interface in the hip-ip-list and telnet-address parameters.

You are configuring a sip-interface configuration element. You encounter the error message: Error 409 saving configuration SipInterface.

Identify the cause of the error.

A.

You are creating a sip-port element with the same address parameter value of another sip-port.

B.

You are creating a sip-port element with the same port parameter value of another sip-port.

C.

You are creating a sip-port element with the same transport-protocol parameter value of another sip-port.

D.

You are creating a sip-interface element with the same realm-id parameter value of another sip-interface.

E.

You are creating a sip-interface element with a different realm-id parameter value of another sip-interface.

Which two statements are correct about configuring realms and their corresponding interfaces? (Choose two.)

A.

You can associate multiple home realms with a single network interface.

B.

You can configure more than one SIP interface per realm.

C.

Although you can use both TCP and UDP concurrently as the transport protocol, you can only have one SIP interface per realm.

D.

You can associate multiple realms with a single network interface.

E.

You can associate multiple network interfaces with a single realm only when either TCP or UDP is used as the transport protocol.

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 for signaling 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 SMTP using application parameters

E.

they provide signaling proxy functions for SIP, H.323, and MGCP, which includes access control, signaling constraints, and topology hiding

You want to view an existing multiple-instance element’s configuration.

What step should you perform after you go to the correct branch of the configuration tree?

A.

Select the element and then issue the show command.

B.

Type show .

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.

You configured the Session 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 sequential.

B.

Navigate to the session-agent configuration element and set the strategy parameter to propdist.

C.

Navigate to the session-agent configuration element and set the strategy parameter to hunt.

D.

Navigate to the session-agent configuration element and set the strategy parameter to roundrobin.

E.

Navigate to the session-agent configuration element and set the strategy parameter to leastbusy.

You were working with the Session Border Controller in configuration mode and you forgot to close your session. Your colleague who connected after you left says that he cannot enter into configuration mode.

Why is your colleague not able to configure the Session Border Controller?

A.

The Session Border Controller does not allow more than one configuration session within 24 hours.

B.

The Session Border Controller does not support Telnet/SSH timeouts.

C.

The Session Border Controller supports only one simultaneous configuration session, and the Telnet/SSH timeouts are set to 0.

D.

The Session Border Controller supports only 10 simultaneous configuration sessions.

E.

The Session Border Controller supports only five simultaneous Telnet/SSH sessions.

You are configuring steering pools. After executing the done command, you get this error message:

error 409 saving configuration SteeringPool.

Identify the cause of the 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.