What is a description of the DiffServ model used for implementing QoS?

AF41 has higher drop precedence than AF42. which has higher drop precedence than AF43.

Voice and video calls are marked with different DSCP values and placed in different queues.

AF43 has higher drop precedence than AF42 but lower drop precedence than AF41.

RTP traffic from voice and video calls is marked EF and placed in the same queue.

Which behavior occurs when Cisco UCM has a Call Manager group that consists of two subscribers?

Endpoints attempt to register with the top subscriber in the list.

Endpoints attempt to register with (he bottom subscriber in the list.

Endpoints attempt to register with both subscribers in a load-balanced method.

If a subscriber is rebooted, endpoints deregister until the rebooted system is back in service.

Which two technical reasons make QoS a necessity in a video deployment? (Choose Two)

Variable bit rate of the video stream

Bursly behavior of video traffic

Low response time between endpoints

Provisioned bandwidth of the link

Variable bit rate of the video stream

Bursly behavior of video traffic

In which location does an administrator look to determine which subscriber the phone registers to if loses registration with the current Cisco UCM subscriber?

On Cisco UCM Administrator page system > Device Pool > Cisco UCM group

On Cisco UCM Administration Page Device > Phone > Phone Configuration page

On Cisco UCM Administrator Page server > Cisco UCM

On Cisco UCM Administrator page system > Device Pool > Cisco UCM group

On Cisco UCM Administrator page system > Enterprise Parameters

What happens when a Cisco IP phone loses connectivity to the duster during an active call?

The call drops after missing two keepalives from Cisco UCM.

The call continues to be active, but features like transfer or hold do not work.

The call continues and all features work.

The call drops after missing two keepalives from Cisco UCM.

What is the traffic classification for voice and video conferencing?

Voice and video conferencing are both classified is CoS 3.

Voice is classified as CoS 4, and video conferencing is CoS 5.

Voice and video conferencing are both classified is CoS 3.

Voice is classified as CoS 5, and video conferencing is CoS 4.

Video conferencing is classified as CoS 1, and voice is CoS 2.

Refer to the exhibit. Refer to the exhibit. Which action must an engineer take to implement self-provisioning on a primary communications manager server?

Uncheck the auto-registration Disabled checkbox.

Select a different Universal Line Template.

Change the SIP Phone Secure Port.

Uncheck the auto-registration Disabled checkbox.

Select a different Universal Device Template.

An engineer is integrating Unity Connection with Cisco UCM. Which two actions must be configured so that recording and playback from the IP phones works at all times, including peak traffic hours?(Choose two.)

Increase the number of voice ports.

Add dedicated dial-out ports with the allow trap connections setting selected.

Increase the number of voice ports.

If it's a Unity Connection Cluster, ensure that replication is fine and not in split-brain mode.

The phone system to which the phones are registered in Unity Connection has the Default Trap Switch check box enabled.

Add dedicated dial-out ports with the allow trap connections setting selected.

Ensure that you have set up SIP Digest Authentication on the SIP trunk security profile.

What are two Cisco UCM location bandwidths that are deducted when G 729 and G.711 codecs are used? (Choose two.)

If a call uses G.711, Cisco UCM subtracts 80k

If a call uses G.729. Cisco UCM subtracts 24k.

If a call uses G.729. Cisco UCM subtracts 16k.

If a call uses G.711, Cisco UCM subtracts 64k

If a call uses G.711, Cisco UCM subtracts 80k

If a call uses G.729. Cisco UCM subtracts 24k.

If a call uses G.729. Cisco UCM subtracts 40k

What are two reasons that AF41 is marked for the audio and video channels of a video call? (Choose two.)

to preserve lip synchronization between the audio and video channels

to provide separate classes for audio calls and video calls

to prioritize video over other high -priority traffic classes

to give video calls a higher priority than AP41 in the QoS policy

to allow high-definition quality calls over low-speed links

to preserve lip synchronization between the audio and video channels

to provide separate classes for audio calls and video calls

An administrator must make a pattern to route calls to two different destinations john doe@company com and jane doe@company com Which type of patterns are needed in the Cisco UCM. and what must the pattern look like?

A regular route pattern with URI feature enable in the configuration page. The pattern must look like this:(*@company.com)

A SIP route pattern that looks like the *@company.com

A SIP route pattern that looks like this company.com

A regular route pattern with URI feature enable in the configuration page. The pattern must look like this:(*@company.com)

A regular route pattern with URI feature enable in the configuration page. The pattern must look like this:MATCH(*@company.com)

Refer to the exhibit. Refer to the exhibit. Unanswered calls do not reach the voicemail associated with the phones Instead, callers receive the default greeting Which action fixes the configuration?

Check the box "Redirecting Diversion Header Delivery - Outbound", then reset the trunk.

Check the box 'Redirecting Diversion Header Delivery - Outbound".

Review the conversation manager logs on Cisco Unity Connection.

Refer to the exhibit. Refer to the exhibit. Cisco Unified element is attempting to establish a call with Subcribers1, but the call fails. Cisco Unified Border Element then retries the same call with Subcribers2, and the call proceeds normally.Which action resolves the issue?

Verify that the correct calling search space is selected for the inbound Calls section

Verify that the run on all active United CM Nodes checkbox is enabled

Verify that the Significant Digits field for inbound Calls is set to All.

Verify that the PSTN Access checkbox is enabled.

Refer to the exhibit. What is a possible cause of the PRI issue?

The framing is configured incorrectly.

Refer to the exhibit. Refer to the exhibit. The SDP offer/answer has been completed successfully but there is no DTMF when users press keys. What is the cause of the issue?

DTMF was not negotiated on the call.

Payload type 110 was negotiated rather than type 101.

DTMF was negotiated property in these messages.

DTMF was not negotiated on the call.

G.729 rather than G.711ulaw was negotiated.

What happens to voice packets from a Cisco 8845 IP phone in the QoS trust boundary?

The voice packets are classified by the phone, and the classification is accepted

The voice packets are not trusted, and the access layer switch reclassifies the packets.

The voice packets are classified by the phone, and the classification is accepted

The voice and access layer switch negotiate the classification of packets

Cisco UCM determines how the voice packers are classified.

Which two access layer switches provide support to provide high-quality voice and take advantage of the full voice feature set. 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 808.IQ trunking and 802.lp for proper treatment of Layer 2 CoS packet marking on ports with phones connected.

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 808.IQ trunking and 802.lp for proper treatment of Layer 2 CoS packet marking on ports with phones connected.

Implement IP RTP header compression on the serial interface to reduce the bandwidth requlreq per voice call on point-to-point links.

Deploy RSVP to improve VoIP QoS only where it can have a positive Impact on quality and functionality where there Is limited bandwidth and frequent network congestion.

Map audio and video streams of video calls (AF41 and AF42) to a class-based queue with weighted random early detection.

An engineer is notified that the Cisco TelePresence MX800 that is registered in Cisco Unified communications Manager shows an empty panel, and the Touch 10 shows a corresponding icon with no action when pressed. Where does the engineer go to remove the inactive custom panel?

The In-Room control Editor on the webpage of the MX800

The phone configuration page in CUCM Administration

The SIP Trunk security profile page in CUCM Administration

The software Upgrades page in CUCM OS Administration

The In-Room control Editor on the webpage of the MX800

Refer to the exhibit. An engineer verifies the configured of an MGCP gateway. The commands are already configured.Which command is necessary to enable MGCP?

Device(config)# ccm-manager enable

Device (config) # com-manager active

Which call routing pattern is used for phone numbers that are in the E.164 format?

\+1.[2-9]XX[2-9]XXXXXXX called Party Transformation Pattern

Refer to the exhibit. You deploy Mobile and Remote Access for Jabber and discover that Jabber for Windows does not register to cisco Unified Communications Manager while outside of the office. What is a cause of this issue?

The DNS record should be changed from _collab-edge._tls example.com.

The DNS record should be created for _ cisco-uds._tcp example.com.

The DNS record should be changed from _collab-edge._tls example.com.

The DNS record type should be changed from SRV to A.

Server 4.2.2.2 is not a valid DNS server.

When a new SIP phone is registered to Cisco Unified communications Manager, it keeps failing and showing an “unprovisioned” error message in the phone display. Which problem is a possible cause of this issue?

The DHCP settings are incorrectly and the phone does not have an alternate TFTP defined.

Auto-registration is disabled on the Cisco Unified Communications Manager nodes and the phone device does not have a DN configured.

The DHCP settings are incorrectly and the phone does not have an alternate TFTP defined.

The phone cannot download and install the latest firmware.

The DN assigned to the phone is already in use by another SIP phone.

The DN configuration for this phone is shared with SCCP phone, which is not supported.

Which service must be enabled when LDAP on cisco UCM is used?

Cisco Bulk Provisioning Service

An engineer is configuring a Cisco Unified Border Element to allow the video endpoints to negotiate without the Cisco Unified Border Element interfering in the process. What should the engineer configure on the Cisco Unified BorderElement to support this process?

Configure codec transparent on the dial peers.

Configure path-thru content sdp on the voice service.

Configure a hardcoded codec on the dial peers.

Configure a transcoder for video protocols.

Configure codec transparent on the dial peers.

Cisco 350-801 Practice Test 9 - Free Online Exam Questions 321-360

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