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Q&As
Supporting Cisco Collaboration Devices
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2024 Latest leads4pass 100-890 PDF and VCE dumps Download
QUESTION 1
What does the status LED abound the power button on the DX80 mean when it repeatedly flashes twice? A. standby mode B. incoming call C. no network connection D. normal operation Correct Answer: C https://www.cisco.com/c/dam/en/us/td/docs/telepresence/endpoint/ce90/dx70-dx80- administrator-guide-ce90.pdf
QUESTION 2 When completing the remedial procedures on the Cisco Webex DX80. an option key is required (or activating optional functionality such as MultiSite. Which two types of information does the customer administrator need to transfer the license and generate the option key? (Choose two) A. DX80 part number B. customer license account number C. Current option key D. serial numbers of the new DX80 and the replaced DX E. RMA number Correct Answer: CD
QUESTION 3
Which misled Certificate Authorities {CAs) are necessary to validate the certificates of external servers (HTTPS and syslog)? A. Custom B. Custom and Collaboration Edge C. Collaboration Edge D. Preinstalled Correct Answer: C
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QUESTION 7
From which network service does a Cisco IP phone request the configuration file during the bootup process? A. Cisco Unified Communications Manager B. DHCP server C. Cisco Catalyst switch D. Phone\'s local default configuration in the flash memory is used E. TFTP server Correct Answer: E Explanation: https://community.cisco.com/t5/collaboration-voice-and-video/ip-phone-sccp- amp-sip-phone-registration- process-with-cucm/ta- p/3109183#:~:text=The%20phone%20contacts%20the%20TFTP%20server%20and%20re quests% 20its%20configuration%20file.
QUESTION 8 What might require certificate validation before being used? A. Transport Layer Devices B. Transport Layer Protocols C. Transport Layer Networking D. Transport Layer Security Correct Answer: D
QUESTION 9
How can Quality of Service be described? A. Speed is the maximum amount of Information in bits per second that can be transmitted across a network B. Relay is the finite amount of time that it takes a packet to reach the receiving endpoint after being transmitted from the sending endpoint C. Packet loss is a relative measure of the number of packets that were not received compared to the total number of packets transmitted D. Latency is the difference in the end-to-end delay between packets Correct Answer: D
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QUESTION 10
In an Enterprise VoIP Telephony network, how does the Osco Unified Communications Manager function? A. as a media switched telephone network device B. as a packet telephony network device C. as a circuit-switched telephone network device D. as a public switched telephone network device Correct Answer: B
QUESTION 11 Which network administration command-line tool is available in many computer operating systems for querying the Domain Name System (DNS)? A. nslookup B. ping C. netstat -a D. traceroute Correct Answer: A
QUESTION 12
Cisco provides a factory reset option on every IP phone model \'or phone recovery and troubleshooting. Which key on the phone should be pressed and held when plugging in the phone power to start the 7800 or 8800 series IP phone reset process? A. # key B. Programmable feature button C. Settings button D. * key Correct Answer: A Explanation: https://umd.service- now.com/itsupport?id=kb_articleandarticle=KB0014973andsys_kb_id=fe07b300970bc510b 3b0e6253af1eandspa=
