Anytime Supported is selected in the Operation Option field and the SIP transport is TCP/UDP, the SDP Crypto attributes are sent in plain text. Sonus recommends the use of TLS to protect the keys.
Specifies the manner in which encryption is supported in the profile.
Specifies the crypto suite that the
Default option: AES_CM_128_HMAC_SHA1_80.
Master Key - Field Definitions