Refer-To

An example of the header is shown below:

Refer-To: sip:conference1@example.com
Refer-To: <sips:a8342043f@atlanta.example.com?Replaces=12345601%40atlanta.example.com%3bfrom-tag%3d314159%3bto-tag%3d1234567>

The header properties are shown in the following table:

Header Level Action

Add

Delete

Modify

List Entries

Operations Supported

Yes

Yes

No

N/A

Keyword

Sub Types

Attributes

N/A

N/A

N/A

Below are header manipulation examples:

Example 1

Rule:

Add a basic header:

Message Type: Any
Action Subject: header.Refer-to
Action Type: Add
Action Value: '<sip:referto@referto.com>'

Result:

Refer-To: <sip:referto@referto.com>

Example 2

Rule:

Add a Refer-To header with URI headers:

Message Type: Any
Action Subject: header.Refer-to
Action Type: Add
Action Value: '<sips:a8342043f@atlanta.example.com?Replaces=12345601%40atlanta.example.com%3bfrom-tag%3d314159%3bto-tag%3d1234567>'

Result:

Refer-To: <sips:a8342043f@atlanta.example.com?Replaces=12345601%40atlanta.example.com%3bfrom-tag%3d314159%3bto-tag%3d1234567>