SipHeaderTransform

Structured rule that derives a header value from one received carrier header. The result is sanitized to one line of at most 256 characters; an empty result omits the header.

sourcestring

Possible values: [display_name, uri_user, uri_host, full_value, header_parameter]

Default value: full_value

parameterstring

Header parameter name when source is header_parameter, for example tag.

Possible values: <= 40 characters

steps object[]

Possible values: <= 12

Array [

oneOf

• object
• object
• object
• object
• object

opstringrequired

Possible values: [keep_before]

delimiterstringrequired

Literal, case-insensitive delimiter. When absent from the value, the whole value is kept.

Possible values: non-empty and <= 20 characters

occurrencestring

Possible values: [first, last]

Default value: first

]

SipHeaderTransform

{
  "source": "full_value",
  "parameter": "string",
  "steps": [
    {
      "op": "keep_before",
      "delimiter": "string",
      "occurrence": "first"
    },
    {
      "op": "keep_after",
      "delimiter": "string",
      "occurrence": "first"
    },
    {
      "op": "remove_words",
      "words": [
        "string"
      ]
    },
    {
      "op": "replace_text",
      "find": "string",
      "replaceWith": ""
    },
    {
      "op": "change_case",
      "mode": "lower"
    }
  ]
}