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Failover rule is any backup operational mode in which the functions of a system component is assumed by a secondary component In simple terms it is used to set failover cause on any trunk, if a call failed on 1st LCR you can define disconnect code for that trunk and call will proceed to the 2nd LCR

It is Default Failover rule set on the system for both Default Origination Failover Rule & Default Termination Failover Rule.

You can go on this option by clicking on Configuration → Default Fail Over Rule

Below displayed window will appear,

Screenshot: Default Failover Rule


Column Name

Description

Code

The code is the numeric value based on SIP release codes like SIP 503, SIP 480 etc

Default Origination Failover Rule

The System Default Rule If there is no User-Defined, this rule will be applied

Route Type: There are three types

♦ Stop: Stop the call

♦ Failed to next Host: Move the call to the next host Failed to next Trunk: Move the call to the next trunk

♦ Response: The response message sends to the client

Default Termination Failover Rule

The failed-over rule is defined by the User

Route Type: There are three types

♦ Stop: Stop the call

♦ Failed to next Host: Move the call to the next host

♦ Failed to next Trunk: Move the call to the next trunk

Response: The response message sends to the client

Reason: The reason sends to the client

If you want to set failover rule according to your convenience,

You can change according to you by following simple steps mentioned in table.

CODE

You will see from the first column, CODE – It will be always in numbers and by default it is already set by the system

ROUTE TYPE

There will be 3 options,

Fail to Next Trunk, Fail to Next Host & STOP(descriptions mentioned above in the table)

Calls will go on flowing over the codes when given Fail to Next Trunk or Fail to Next Host, till you setup STOP and give proper Rejection codes as SIP 486 (Busy here) & SIP 487 (Request Terminated)

RESPONSE

It is the release code which you want to set as above mentioned when you use STOP in Route Type option and set correct rejection codes like SIP 503(Service Unavailable)SIP 486 (Busy here) & SIP 487 (Request Terminated)


You can do changes according to you and click on SUBMIT button to make changes get saved & If you want to reset the setting you can click on REVERT button.

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