03_複数選択

25問 • 1年前

問題一覧

Question #1 Which two functionalities does Cisco Expressway provide in the Cisco Collaboration architecture? (Choose two.)

secure business-to-business communications, secure firewall traversal for remote devices

Question #4 An engineer is designing a load balancing solution for two Cisco Unified Border Element routers. The first router (cube1.abׁ.com) takes 60% of the calls and the second router (cube2.abc.com) takes 40% of the calls. Assume all DNS A records have been created. Which two SRV records are needed for a load balanced solution? (Choose two.)

_sip._udp.abc.com 60 IN SRV 1 40 5060 cube2.abc.com, _sip._udp.abc.com 60 IN SRV 1 60 5060 cube1.abc.com

Question #5 Which two functions are provided by Cisco Expressway Series? (Choose two.)

interworking of SIP and H.323, endpoint registration

Question #14 Which two conditions must a user meet to provision a new device using the Self-Provisioning feature? (Choose two.)

The user must have a primary extension., The user must have the appropriate universal device template linked to the user profile.

Question #31 What are two key features of the Expressway series? (Choose two.)

B2B calls, device registration over the Internet

Question #44 In the Cisco Expressway solution, which two features does Mobile and Remote Access provide? (Choose two.)

secure reverse proxy firewall traversal connectivity, the ability for remote users and their devices to access and consume enterprise collaboration applications and services

Question #46 Which two features of Cisco Prime Collaboration Assurance require advanced licensing? (Choose two.)

multicluster support, call quality monitoring

Question #48 What are two functions of Cisco Expressway in the Collaboration Edge? (Choose two.)

Expressway-E provides a perimeter network that separates the enterprise network from the Internet., The Expressway-C and Expressway-E pair can interconnect H.323-to-SIP calls for voice.

Question #50 What are two differences between media flow-around and media flow-through on Cisco Unified Border Element? (Choose two.)

When using media flow-through, the call signaling and media are passed through the Cisco Unified Border Element., When using media flow-around, the call signaling goes through the Cisco Unified Border Element, but media is not passed through it.

Question #52 Refer to the exhibit. An administrator accesses the terminal of a Cisco UCM and starts a packet capture. Which two commands must the administrator use on Cisco UCM to generate DNS traffic? (Choose two.)

utils diagnose module validate_network, utils diagnose test

Question #59 What are two characteristics of jitter in voice and video over IP communications? (Choose two.)

The packets arrive at varying time intervals., The packets arrive out of sequence.

Question #62 What are two features of Cisco Expressway that the customer gets if Expressway-׀¡ and Expressway-E are deployed? (Choose two.)

session-based access to comprehensive collaboration for remote workers, without the need for a separate VPN client, highly secure firewall-traversal technology to extend organizational reach

Question #67 The IP phones at a customer site do not pick an IP address from the DHCP. An engineer must temporarily disable LLDP on all ports of the switch to leave only CDP. Which two commands accomplish this task? (Choose two.)

Switch# configure terminal, Switch(config)# no lldp run

Question #68 To provide high-quality voice and take advantage of the full voice feature set, which two access layer switches provide support? (Choose two.)

Use multiple egress queues to provide priority queuing of RTP voice packet streams and the ability to classify or reclassify traffic and establish a network trust boundary., Use 802.1Q trunking and 802.1p for proper treatment of Layer 2 CoS packet marking on ports with phones connected.

Question #69 A customer wants to conduct B2B video calls with a partner using an on-premises conferencing solution. Which two devices are needed to facilitate this request? (Choose two.)

Expressway-C, Expressway-E

Question #72 Refer to the exhibit. A collaboration engineer is configuring the Cisco UCM IM and Presence Service. Which two steps complete the configuration of the SIP trunk security profile? (Choose two.)

Check the box to accept replaces header., Check the box to accept unsolicited notification.

Question #78 Which two steps are required for bulk configuration transactions on the Cisco UCM database utilizing BAT? (Choose two.)

A device template must be created in Cisco UCM., A data file in comma-separated values format must be uploaded to Cisco UCM.

Question #79 A collaboration engineer troubleshoots issues with a Cisco IP Phone 7800 Series. The IPv4 address of the phone is reachable via ICMP and HTTP, and the phone is registered to Cisco UCM. However, the engineer cannot reach the CLI of the phone. Which two actions in Cisco UCM resolve the issue? (Choose two.)

Enable SSH Access under Product Specific Configuration Layout in Cisco UCM., Set a username and password under Secure Shell Information in Cisco UCM.

Question #82 Which two types of device are supported by the Bulk Administration Tool? (Choose two.)

H.322, Cisco Unified IP phones (all models)

Question #85 An engineer must manually provision a Cisco IP Phone 8845 using SIP. Which two fields must be configured for a successful provision? (Choose two.)

SIP profile, device security profile

Question #88 Due to service provider restriction, Cisco UCM cannot send video in the SDP. Which two options on Cisco UCM are configured to suppress video in the SDP in outgoing invites? (Choose two.)

Set Video Bandwidth in the Region settings to 0., Check the Retry Video Call as Audio on the SIP trunk.

Question #90 Endpoint A is attempting to call endpoint B. Endpoint A only supports G.711ulaw with a packetization rate of 20 ms, and endpoint B supports packetization rate of 30 ms for G.711ulaw. Which two media resources are allocated to normalize packetization rates through transrating? (Choose two.)

software MTP on Cisco UCM, hardware MTP on Cisco IOS Software

Question #94 Which two protocols are proxied over an Expressway-E/C pair when a MRA login including phone services is performed? (Choose two.)

HTTPS, SIP

Question #96 Which two protocols can be configured for the Cisco Unity Connection and Cisco UCM integration? (Choose two.)

SCCP, SIP

Question #98 Which two steps should be taken to provision a phone after the Self-Provisioning feature was configured for end users? (Choose two.)

Plug the phone into the network, Dial the self-provisioning IVR extension and associate the phone to an end user

ENARSI_J_1_#1-#183

斎藤友一 · 3回閲覧 · 100問 · 2年前

ENARSI_J_1_#1-#183