What is the primary role of the Cisco Unified Border Element (CUBE) in a VoIP network?

To serve as the primary call control agent for IP phones.

To provide secure remote access for mobile workers.

To act as a session border controller for interconnecting VoIP networks.

To provide firewall services for the entire enterprise network.

What is a key function of Cisco Expressway in a collaboration deployment?

Interconnecting different VoIP networks with protocol interworking.

Providing call control and routing for internal endpoints.

Acting as a media gateway for converting between IP and TDM networks.

Enabling secure business-to-business communications between organizations.

A company has a SIP trunk to a service provider. They want to ensure that all calls to international numbers are blocked. They also want to allow only 100 concurrent calls on the trunk. Which CUBE configuration should be used?

Configure a media encryption policy

Configure the service provider to block international calls

Configure a SIP normalization script to block international calls

Configure call routing rules to block international prefixes and set a max-conn value on the dial-peer

A company has deployed Expressway for B2B video calls with a partner. The partner uses a different SIP domain. The calls are failing, and the Expressway logs show that the calls are being rejected due to authentication. What is the most likely cause?

The traversal zone is not configured

The search rules are not configured

The neighbor zone is configured with the wrong authentication method

What is the primary difference between Cisco Expressway and Cisco Unified Border Element (CUBE) in terms of their typical deployment?

Expressway is deployed for business-to-business and remote access, while CUBE is deployed for interconnecting with service provider networks.

Expressway handles media transcoding, while CUBE handles signaling only.

Expressway is used for interconnecting with service provider SIP trunks, while CUBE is used for remote access.

Expressway is a hardware device, while CUBE is a software-only solution.

CiscoCertified Network Professional Collaboration

Domain 1Objective 2

1.2 Describe the Purpose of Edge Devices in the Cisco Collaboration Architecture Such as Expressway and Cisco Unified Border Element 350-801 Practice Questions (Page 4)

Part of the Infrastructure and Design domain, which accounts for 15% of the 350-801 exam. Cisco does not publish an official question count, but from its 120-minute exam (~50–80 total, ~8–12 in this domain), expect 2–2 from this objective — we provide 21 practice questions to prepare you well beyond it. (estimate)

21questions here

5free pages

4concepts

15%of the exam

Questions 16–20

16foundation · easy
What is the primary role of the Cisco Unified Border Element (CUBE) in a VoIP network?
Select an answer first
17foundation · easy
What is a key function of Cisco Expressway in a collaboration deployment?
Select an answer first
18expert · hard
A company has a SIP trunk to a service provider. They want to ensure that all calls to international numbers are blocked. They also want to allow only 100 concurrent calls on the trunk. Which CUBE configuration should be used?
Select an answer first
19expert · hard
A company has deployed Expressway for B2B video calls with a partner. The partner uses a different SIP domain. The calls are failing, and the Expressway logs show that the calls are being rejected due to authentication. What is the most likely cause?
Select an answer first
20foundation · easy
What is the primary difference between Cisco Expressway and Cisco Unified Border Element (CUBE) in terms of their typical deployment?
Select an answer first

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