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When a company’s internal DNS is down, how can a SIP Remote Worker client still register with the IP Office through the Wi-Fi connection?
When a company’s internal DNS is down, how can a SIP Remote Worker client still register with the IP Office through the Wi-Fi connection?
A . The Internet router/firewall will proxy the IP Office IP address.
B . With the FQDN and port forwarding router the Internet DNS can work.
C . DHCP will redirect the registration.
D . The client must use the cellular network
Answer: D
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