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Question

For untrusted VoWiFi (calling from any network wifi), the technologies to be supported by the Phone or WiFi router are?

a.

IMS (IP Multimedia Subsystem)

b.

IPsec (IP Security)

c.

ePDG

d.

All of the above

Answer: (d).All of the above

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Q. For untrusted VoWiFi (calling from any network wifi), the technologies to be supported by the Phone or WiFi router are?

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