SRTCP

Last Updated : Apr 17, 2026 |
Prolog information
Metadata
Keywords:
RTCP is always sent to the phones media peer. It contains potentially sensitive information.
SRTCP is used to encrypt and secure RTCP to and from the phone. You must configure the following parameters on the phones.
Note:
You must configure equivalent parameters in Communication Manager or System Manager.
Parameter Name
Type
Default Value
Description
ENCRYPT_SRTCP
Numeric
Specifies whether RTCP packets are encrypted or not. SRTCP is only used if SRTP is enabled using MEDIAENCRYTION. ENCRYPT_SRTCP parameter controls RTCP encryption for RTCP packets exchanged between SRTP media peers. RTCP packets sent to Voice Monitoring Tools via RTCPMON, are always sent unencrypted.
The valid options are the following: