Exam 42: Developing Applications using Cisco Core Platforms and APIs (DEVCOR)

Refer to the exhibit. A call is failing to establish between two SIP Devices. The called device answers with this SDP. Which SDP parameter causes this issue?

Which configuration on Cisco Unified Communications Manager is required for SIP MWI to work?

A network administrator deleted a user from the LDAP directory of a company. The end user shows as Inactive LOAP Synchronized User in Cisco Unified Communications Manager. Which step is next to remove this user from Cisco Unified Communications Manager?

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

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

Due to provider requirements, outgoing calls from the Enterprise to the PSTN must start with channel 1. Which ISDN command changes the channel selection an IOS to meet this requirement?

Which issue can occur if QoS is not deployed on a Cisco Collaboration architecture across the WAN?

Which type of greeting in the Call Handler configuration in Cisco Unity Connection overwrites all other greetings?

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?

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

What is the major difference between the two possible Cisco IM and Presence high-availability modes?

A Cisco TelePresence SX80 suddenly has issues displaying main video to a display over HDMI. Which command can you use from the SX80 admin CLI to check the video output status to the monitor?

Which action prevents toll fraud in Cisco Unified Communications Manager?

Given the H.323 gateway configuration and using Cisco best practices, how must the called party transformation pattern be configured to ensure that a proper ISDN type of number is set?

An engineer is designing a high availability and failover solution for two Cisco Unified Border Element routers. The first router (cube1.ab?.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.)

On which Cisco Unified Communications Manager nodes can the TFTP service be enabled?

When a phone is registered over Mobile and Remote Access, where does it register?

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

Refer to the exhibit. Given this "debug isdn q921" output, what is the problem with the PRI?

Refer to the exhibit. The translation rule is configured on the voice gateway to translate DNIS. What is the outcome if the gateway receives 0255-343-1234 as DNIS?