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Use the Silence Insertion Descriptor window to define the Silence Insertion Descriptor (SID) attributes for a Packet Service Profile. These settings apply if sending SID packets is enabled in the codec entry (must be using the G711ss codec).

On the SBC main screen, go to Configuration > Profile Management > Category: Media Profiles > Packet Service Profile > Silence Insertion Descriptor or
Configuration > System Provisioning > Call Routing > Profiles Packet Service Profile > Silence Insertion Descriptor or
Configuration > System Provisioning > Trunk ProvisioningPacket Service Profile > Silence Insertion Descriptor or
All > Profiles > MediaPacket Service Profile > Silence Insertion Descriptor

The Silence Insertion Descriptor window opens. Select a Packet Service Profile from the drop-down list to view and edit its Silence Insertion Descriptor parameters.

Figure 1: Profile Management - Media Profiles - Packet Service Profile - Silence Insertion Descriptor

Use the following table to edit the SID parameters and then click Save.

Table 1: Silence Insertion Descriptor Parameters

Parameter

Description

G711Sid Rtp Payload Type

Specifies the G.711 SID RTP payload type, in the range of 0 to 127. This applies only if the preferred codec is G.711 with Silence Suppression.
The default value is 13, which is standard RFC 3389 comfort noise.

The value "19" is Ribbon-proprietary comfort noise.

Heartbeat

Specifies whether to enable sending SID packets within a minimal interval during a silence period (at least one SID packet must be sent within a SID maximum packet time frame). Options are:

Enable (default)
Disable


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