Cisco 400-051 Exam
Refer to the exhibit. Which two phone security functions are available to this Cisco IP phone? (Choose two.)
- A. default Authentication of TFTP downloaded files using a signing key
- B. encryption of TFTP configuration files using a signing key
- C. encrypted call signaling but unencrypted call media
- D. encrypted call media but unencrypted call signaling
- E. encrypted call signaling and media
- F. local trust verification on the phone
