Parameter | Description |
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Sip181Supported | Enable flag to allow the SBC to support 'SIP 181 Call Is Being Forwarded' messages in the backward direction on the ingress trunk group. The options are: |
Sip182Supported | Enable flag to allow the SBC to support SIP 182 Queued messages in the backward direction on the ingress trunk group. The options are: |
Map Called Party Category In PSig Info Header | Enable flag to map Called Party Category parameter to outgoing SIP P-Sig-Info header. The P-Sig-Info header is a customer-specific SIP header used to convey ISUP information in SIP messages. The options are: |
No Sdp In 180 Supported | By default, the includes SDP in outbound 180 messages. When enabled, the does not include SDP in outbound 180 messages. It converts the 180 message to a 183 message instead. When disabled the includes SDP in outbound 180 messages. The options are:
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Registration Expires in Expires Header | Controls what the signals back to a peer when it has received a REGISTER message from that peer. When enabled, inserts the Expires header in the message. When disabled, does not insert the Expires header. The options are:
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Send183On Initiating Disconnect Treatment | Enable flag to send a 183 message on initiating a disconnect treatment. The options are: |
Send Sdp In200Ok If18x Reliable | Enable flag to send SDP in final 200 OK response messages when provisional 18x responses are reliable. The options are: | Note |
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This flag only applies to 200 OK sent for an early offer. |
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Send Sdp In Subsequent18x | Enable flag to send SDP in subsequent 18x response messages. When disabled, the may not send SDP in subsequent 18x response messages. The options are:
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Send TLSConnection Failure Response | Enable flag to report TLS connection failure and respond with '408 Request timeout' message and Warning header instead of '504 Server timeout'. The options are: |
Supress 183For3xx Redirect Response | Do not send 183 without SDP upon receiving 3xx Redirect Response. The options are: |
Supress 183Without Sdp | Never send 183 without SDP. The options are: | Note |
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See SDP Support topic for details of suppress183For3xxRedirectResponse and suppress183WithoutSdp behavior. |
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Set-cut-through-indication-in-OBCI | Enable flag to set the BIT-H of BCI parameters in the outgoing 18x message to allow the node to temporarily halt call set-up and play tones or announcements, or both, and collect additional in-band information from the calling user before routing the call further. The options are: |
Send Updated SDPin200Ok | | Available_since |
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| Type | Available Since |
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| Release | 5.0.1 |
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Enable - When enabled, SBC sends updated SDP in 200 OK for INVITE. This option avoids such issues as and when the INVITE/Re-INVITE gets challenged for authentication or when the endpoints change SRTP keys for every new SDP offer. Disable - When disabled, SBC sends last sent SDP in 200 OK and updates it using Re-INVITE.
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