Joe is based out of California, USA. He is travelling to London,U.K. for a few days. The ACME Corporation recently deployed Cisco Unified Communications Manager Device Mobility, and both the USA phone (Voice Subnet 10.1.1.0/24) and the London phone (Voice Subnet 10.2.2.0/24) are registered to the same Cisco Unified Communications Manager cluster. The publisher and two subscribers are in California, and the London site has two subscribers. When Joe connects his Cisco IP phone to the London network, the phone displays the message “Device in Home Location.” Assume that call routing, CSS, and partitions are set up in accordance with the country-specific dial plan.
Which statement is true?
A. To call a U.K. mobile phone, Joe must dial 9 (access code) + 011(international access code in the U.S.) + 44 22 33 44 55 (U.S. dial plan)
B. Joe is unable to call internal Cisco IP phones in the London office (assuming that CSS and partitions allow the call)
C. Joe’s Cisco IP phone does not support roaming.
D. In the UK, the international access code is 00. To call a U.S. number, Joe must dial 9 (access code) + 00 +1 222 333 4567 (U.K. dial plan)
Answer: A
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