| Value | Meaning |
|---|---|
| EncAlg0 | Encryption algorithm |
| EncKeyLen1 | Session Encr. key length |
| AuthAlg2 | Authentication algorithm |
| AuthKeyLen3 | Session Auth. key length |
| SaltKeyLen4 | Session Salt key length |
| Prf5 | SRTP Pseudo Random Function |
| KeyDerivRate6 | Key derivation rate |
| SrtpEnc7 | SRTP encryption off/on, 0 if off, 1 if on |
| SrtcpEnc8 | SRTCP encryption off/on, 0 if off, 1 if on |
| FecOrder9 | sender's FEC order |
| SrtpAuth10 | SRTP authentication off/on, 0 if off, 1 if on |
| AuthTagLen11 | Authentication tag length |
| SrtpPrefixLen12 | SRTP prefix length |
| AeadAuthTagLen20 | AEAD authentication tag length (Since: 1.16) |
This policy specifies the parameters for SRTP and SRTCP