300-075 무료 덤프문제 온라인 액세스

For which two reasons should you mark AF41 as the audio and video channels of a video call? (Choose two.)

• A.to preserve lip synchronization between the audio and video channels
• B.to give video calls a higher priority than AF41 in the QoS policy
• C.to provide separate classes for audio-only calls and video calls
• D.to allow high-definition quality calls over low-speed links
• E.to prioritize video over other high-priority traffic classes

When considering Cisco Unified Communications Manager Groups, the first entry is always the primary server that a device will attempt to register to. How many additional backup servers can be configured for devices to use?

• A.5
• B.6
• C.3
• D.2
• E.1
• F.4

Which two statements about multicast dial plans are true? (Choose two.)

• A.Devices can display the full E.164 number even if short numbers are used.
• B.You cannot use four digit numbers in a multisite dial plan due to overlapping numbers.
• C.Short numbers with location prefix minimize the search time because the search is more specific.
• D.You must set up dial-plan replication in Cisco Unified Communications Manager services to get multicast dial plans.
• E.Adressbook only shows all numbers if you use full E.164 numbers in a multisite D Cisco Unified Communication Manager cluster setup.

Refer to the exhibit.

Why are Cisco Unified IP Phones 9971 and 8961 not registering to the SRST gateway?

• A.The SIP port is configured incorrectly in the reference.
• B.The SRST reference is not configured on the phone device page.
• C.The SIP network or IP address is not provided.
• D.Cisco Unified IP Phones 9971 and 8961 do not work in SRST.

Which alarm is valid when troubleshooting the Call Control Discover feature within Cisco Unified Communications Manager?

• A.SAFServiceTimeout
• B.SCCPUnknownSevice
• C.DuplicateLearnedPattern
• D.SAForwardError