Parameter | Description |
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| Dialog Event Package | Enable this flag to allow the SBC to send the Dialog Event Package to the peer. | Info |
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| To pass this body transparently, enable the dialog-info xml body relay flag. |
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| DTMF Body | Enable this flag to allow the SBC to relay DTMF bodies to the peer for responses to INVITE and BYE messages, relayed INFO, REFER, NOTIFY, OPTIONS, SUBSCRIBE request messages, and relayed 3xx, 4xx, 5xx, and 6xx in response to INVITE messages. Provision this flag on the ingress leg with respect to the message direction. |
| Info | Enable this flag to relay SIP INFO method messages to the peer. If disabled, the SBC processes them locally. |
| Message | Enable this flag to relay SIP MESSAGE method messages to the peer. If disabled, the SBC processes them locally. |
| Notify | Enable this flag to relay SIP NOTIFY method messages to the peer. If disabled, the SBC processes them locally. |
| Options | Enable this flag to relay SIP OPTIONS method messages to the peer. If disabled, the SBC processes them locally. | Info |
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| The SBC relays the OPTIONS method if a Route header is present and the Max-forwards value is not "0," irrespective of whether this flag is enabled or disabled. If no suitable route is found, the SBC returns a "404 Not Found" error response.
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| Reg Event Package | Enable this flag to relay Registration Event Package information to the peer. If disabled, the SBC rejects the Registration Event Package. |
| Refer | When enabled, the relays SIP REFER method messages to the peer. When disabled, the SBC processes them locally. Note: Starting with SBC SWe version 8.1, D-SBC deployments support REFER (without Replace) in the relay and local processing modes for audio pass-through calls.
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| Sonus Media Body | Enable this flag to relay the Sonus media body to the peer for responses to INVITE and BYE messages, relayed INFO, REFER, NOTIFY, OPTIONS, SUBSCRIBE request messages and relayed 3xx, 4xx, 5xx, and 6xx in response to INVITE messages. Provision this flag on the ingress leg with respect to the message direction. |
| Status Code3xx | Enable this flag to relay a 3xx status code to the peer in response to INVITE requests. Provision this flag on the trunk group that receives the 3xx response (the egress leg of the call). |
| Status Code4xx6xx | Enable this flag to relay the error status codes (4xx, 5xx, or 6xx) in response to initial INVITE requests (does not apply to re-INVITEs). Provision this flag on the trunk group that receives the error response (the egress leg of the call).| Info |
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| You must enable this flag when using Authcode Headers transparency flag. |
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| Third Party Bodies | Enable this flag to relay third-party bodies to the peer in response to INVITE and BYE messages, relayed INFO, REFER, MESSAGE, NOTIFY, OPTIONS, SUBSCRIBE request methods and relayed 3xx, 4xx, 5xx, and 6xx responses to INVITE methods. Provision this flag on the ingress leg with respect to the message direction. |
| Force503to500Relay | Enable flag to force 503 Service Unavailable message to map to 500 Internal Server Error message. |
| Publish | Controls the transfer of instant messages (IMs). Enable flag to allow to relay SIP PUBLISH methods to the peer. When disabled, the SBC processes SIP PUBLISH methods locally. Provision this flag on the ingress leg with respect to the message direction. |
| Update Without Sdp | Enable this flag to relay UPDATE messages without SDP. |
| Conference Event Package | Enable to relay conference event xml message bodies (application/conference-info+xml body ) to the peer. | Info |
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| To pass this body transparently, enable the the conference-info xml xml body relay flag. |
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| Refer to Header Relay | Use this flag to relay the Replaces in Refer-To header of relayed REFER request. - Reject Refer If No Match For Call Id: If no match is found for the call-Id received , then REFER is rejected.
- Relay Refer If No Match For Call Id: The SBC tries to match the received call-Id. If a match is found, SBC translates the Replaces header and relays the REFER. If no match is found for call-id, SBC relays the Replaces without any changes.
- Relay Refer Without Matching
: SBC always relays the Replaces header in a refer-to without searching for a match of call-id.
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