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Back to Table of Contents

Back to Configuration

Back to Configuration - System Provisioning

Back to Category - Trunk Provisioning

Back to System Provisioning - Trunk Group

Back to Trunk Group - Sip Trunk Group

Back to Sip Trunk Group - SIP Trunk Advanced

Use this object to configure the method to route a call or request to the next-hop entity for this SIP trunk group.

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1Sip Trunk Advanced - Call Routing Edit Window
 

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The following fields are displayed:

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1SIP Trunk Advanced - Call Routing Parameters
 

Parameter

Description

Use Route Set

 This parameter controls the routeset usage when routing a call.

  • Disabled – (default) Request is routed using routing database.
  • Rcb Next Hop And Stored – Request is routed to the nextHop (Registrar IP in RCB) stored in RCB and copy stored Service Route to egress.
  • Received – Request is routed using the received routeset in the request.
  • Roaming Or Stored – If the UE is in roaming mode, request is routed based on the DTG loopback, where DTG is the route obtained during REGISTRATION. If UE is not in roaming, the request is routed same as Stored.
  • Stored – Request is routed using Path or Service-Route stored during registration.
  • StoredAll – All requests (including refresh registers) are routed using Path or Service-Route stored during registration.
Note

Attributes Rcb Next Hop And Stored and Roaming Or Stored are not supported on ERE and are intended for use with an external PSX

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Ans Supervision Timeout

Configure this parameter on the ingress trunk group specifying the timeout period (in seconds) for the egress trunk group to receive the first backwards message from the called party exchange (SIP 180 - “Ringing" and SIP 183 - “Progress") until the call is answered. If the timeout period expires, the answer supervision action specified is triggered. A value of "0" disables this timer (default = 300).

Ans Supervision Timeout Action

 Specifies the action to take if the answer supervision timer expires.
  • Release (default)
  • Trap And Restart 

Crank Back Profile

 Specifies the name of the Crank Back profile.

International Noa Plus

 Enable this flag to set CPN and CIN NOA to “International” when number begins with '+'.

  • Disabled (default)
  • Enabled

Add Stored Path As Top Route

 When enabled, this flag adds the stored Path header as the topmost Route header (on top of stored Service-Route headers) in the outgoing out-of-dialog requests when Use Route Set is set to stored.

  • Disabled (default)
  • Enabled
DNS Crankback

This parameter defines whether to apply DNS crankback profile or not for received SIP error response. If it is enabled, DNS crankback feature is applied.

  • Disabled (default)
  • Enabled
Send Route URI To PSX
  • When enabled, the Route-URI is sent to PSX, works in conjunction with Perform Route Header Based Routing enabled in PSX.
  • When disabled (default), the Route-URI is not sent to PSX.

Make the required changes and click Save at the right hand bottom of the panel to save the changes made.

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