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Caption
0Table
1System Media
 

Parameter

Length/Range

Description

dedicatedBWForNonRTPMedia

0-50

Use this control to specify (reserve) an amount, as a percentage, of bandwidth usage to limit across all physical interfaces for non-RTP media (default = 0).

Note
This feature only applies to TCP media traffic such as MSRP.

mediaPeerInactivity

N/A

Use this control to set detection of media peer inactivity (inactivityTimeout) which can be used in conjunction with packet loss rate parameter (packetLossThreshold) of Packet Service Profile. 

  • inactivityTimeout – (range: 20-1260 / default = 60)  Set RTP/RTCP inactivity timeout value (in seconds, in multiples of 10) to guard against loss of media connection. The timer is restarted whenever an RTP or RTCP packet is received from the peer.

     

    When both RTP and RTCP are enabled, timeout will only occur if both packet types remain undetected for the configured inactivityTimeout duration. If RTCP is not enabled, then only the absence of RTP causes the timer to expire. .

Note
When using this feature, you must also set the "peerAbsenceAction" flag from Packet Service Profile (see Packet Service Profile - CLI).
Note

When mediaPeerInactivity is enabled (configured with an inactivityTimeout value), SBC detects media inactivity within the configured inactivity timeout value + X, and then executes the configured action (where the X is from 0 - 10 seconds).

mediaPortRange

N/A

Use this control to set the UDP media port range for RTP and RTCP.

  • baseUdpPort – Base UDP port number (inclusive) for RTP/RTCP media. (range: 1024-65534 / default = 1024).
  • maxUdpPort – Maximum UDP port number (inclusive) for RTP/RTCP media. (range: 1024-65534 / default = 65148).
Note
Ensure that SIP Signaling Port portNumber value is outside the configured mediaPortRange when transportProtocolsAllowed = "sip-udp". When mediaPortRange is configured, user is prompted to continue with the configuration.

mediaRtcpControl

N/A

Use this control to set the RTCP Sender Report (SR) interval.

  • senderReportInterval – Use this value as the initial interval (in seconds) for SBC to generate sender/receiver report when RTCP is terminated on the SBC. (range: 5-120 / default = 5).

tcpPortRange

N/A

This port range is used by the SBC to advertise its TCP port on which it can accept connections. A unique unused port from this range will be included in the SDP media line in the offer or answer towards the MSRP UAs. SBC uses a port from this range per MSRP call leg if it takes up a TCP server role.

To create a TCP port range, use the baseServerPort and maxServerPort to specify the minimum and maximum values as described below.

  • baseServerPort – Base port number (inclusive) for TCP media server (range: 1-65534 / default = 1024).
  • maxServerPort – Maximum port number (inclusive) for TCP media server (range: 1-65534 / default = 65534).

Command Example

The following example sets inactivityTimeout value to 90, the baseUdpPort to 6000, the maxUdpPort number to 65200 and the senderReportInterval to 6 seconds, and sets peerAbsenceAction parameter from packetServiceProfileobject to send a trap if inactivity is detected.

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