This profile specifies the flag parameters associated with secure Rtp RTCP.
On SBC main screen, go to Configuration > Profile Management > Category: Media Profiles > Packet Service Profile > Secure Rtp RTCP > Flags.
Select the desired Packet Service Profile from the drop-down list to view its respective Flags parameters.
The Flags window is displayed.
The following fields are displayed:
Parameter | Description |
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| When the check box is selected, the SBC 5000 seriesfalls back to standard RTP/RTCP when crypto attribute negotiation fails. The options are:
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| When the check box is selected, Secure RTP/RTCP is enabled on the SBC 5000 series. The options are:
SBC supports SRTP media pass-through for SRTP and SRTCP media streams. SBC does not terminate the SDP security description or SRTP media streams and passes them through without authenticating, decrypting, and encrypting. If |
Reset ROCOn SRTPRekey | Enable flag to reset the SRTP Roll Over Counter when the session key changes. The options are:
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Reset Enc Dec ROCOn Dec Key Change | Enable flag to reset Roll Over Counter for both encryption and decryption when decryption key changes.
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Update Crypto Keys On Modify | For an SRTP call, if this flag is enabled in Packet Service Profile and call leg mode is changed from sendonly/inactive/recvonly to sendrecv, the SBC generates a new set of crypto attributes. The options are:
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Allow Passthru | When this flag is enabled, it allows SBC to pass-through SRTP media without authenticating, decrypting, and encrypting it internally. When selected, this flag prioritizes SRTP pass-through media over terminated SRTP media. When this flag is disabled, SBC terminates all SRTP and SRTCP media for authentication, encryption, or decryption. To configure this flag, SRTP must be enabled by enabling The options are:
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Make the required changes and click Save at the right hand bottom of the panel to save the changes made.