# ACU_ERR_IN

This topic describes:

- ACU_ERR_IN protocol variants

- ACU_ERR_IN macro descriptions and Q.931 IE

#### Purpose

Indicates an error.

#### Conn_id

An allocated call.

## ACU_ERR_IN protocol variants

The following table lists the variants under which each macro is supported for this primitive. In this table, x indicates both NT and TE sides.

Macro | 4 E S S | E 1 0 | N I 2 | D M S | E T S I | V N 6 | H K G | A U S T E L 1 | N T T | K O R E A | T A I W A N | Q S I G | D P N S S | T 1 6 0 7
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Acu_err_in_cause | x | x | x | x | x | x | x | x | x | x | x | x |  | x
Acu_err_in_diagnostics | x | x | x | x | x | x | x | x | x | x | x | x |  | x

## ACU_ERR_IN macro descriptions and Q.931 IE

Macro | Description | Q.931 IE
--- | --- | ---
Acu_err_in_cause | Error cause. See Error cause values for a list of valid values. | Does not map to an IE.
Acu_err_in_diagnostics | Diagnostic. | Does not map to an IE.