diff --git a/api-ref/source/apis/enterprise_routers/creating_an_enterprise_router.rst b/api-ref/source/apis/enterprise_routers/creating_an_enterprise_router.rst
index 9e0f85a..1e09ae4 100644
--- a/api-ref/source/apis/enterprise_routers/creating_an_enterprise_router.rst
+++ b/api-ref/source/apis/enterprise_routers/creating_an_enterprise_router.rst
@@ -50,55 +50,55 @@ Request Parameters
 
 .. table:: **Table 4** CreateEnterpriseRouter
 
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
-   | Parameter                      | Mandatory       | Type                                                              | Description                                                                                                                                 |
-   +================================+=================+===================================================================+=============================================================================================================================================+
-   | name                           | Yes             | String                                                            | Enterprise router name. The value can contain 1 to 64 characters, including letters, digits, underscores (_), hyphens (-), and periods (.). |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Minimum: **1**                                                                                                                              |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Maximum: **64**                                                                                                                             |
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
-   | description                    | No              | String                                                            | Supplementary information about an enterprise router                                                                                        |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Minimum: **0**                                                                                                                              |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Maximum: **255**                                                                                                                            |
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
-   | asn                            | Yes             | Long                                                              | Enterprise router BGP ASN                                                                                                                   |
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
-   | enterprise_project_id          | No              | String                                                            | Enterprise project ID                                                                                                                       |
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
-   | charge_mode                    | No              | String                                                            | Default: **postPaid**                                                                                                                       |
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
-   | tags                           | No              | Array of :ref:`Tag <createenterpriserouter__request_tag>` objects | Tag information                                                                                                                             |
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
-   | enable_default_propagation     | No              | Boolean                                                           | Whether to enable the Default Route Table Propagation function. The default value is **false**, indicating that the function is disabled.   |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Default: **false**                                                                                                                          |
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
-   | enable_default_association     | No              | Boolean                                                           | Whether to enable the Default Route Table Association function. The default value is **false**, indicating that the function is disabled.   |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Default: **false**                                                                                                                          |
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
-   | availability_zone_ids          | Yes             | Array of strings                                                  | AZs where the enterprise router is located                                                                                                  |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Minimum: **0**                                                                                                                              |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Maximum: **128**                                                                                                                            |
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
-   | auto_accept_shared_attachments | No              | Boolean                                                           | Whether to enable Auto Accept Shared Attachments. The default value is **false**, indicating that the function is disabled.                 |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Default: **false**                                                                                                                          |
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
-   | cidr_blocks                    | No              | Array of strings                                                  | Enterprise router CIDR block. This parameter is not supported for now.                                                                      |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Minimum: **1**                                                                                                                              |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Maximum: **64**                                                                                                                             |
-   |                                |                 |                                                                   |                                                                                                                                             |
-   |                                |                 |                                                                   | Array Length: **0 - 100**                                                                                                                   |
-   +--------------------------------+-----------------+-------------------------------------------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------+
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
+   | Parameter                      | Mandatory       | Type                                                              | Description                                                                                                                                                     |
+   +================================+=================+===================================================================+=================================================================================================================================================================+
+   | name                           | Yes             | String                                                            | Enterprise router name. The value can contain 1 to 64 characters, including letters, digits, underscores (_), hyphens (-), and periods (.).                     |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Minimum: **1**                                                                                                                                                  |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Maximum: **64**                                                                                                                                                 |
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
+   | description                    | No              | String                                                            | Supplementary information about an enterprise router                                                                                                            |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Minimum: **0**                                                                                                                                                  |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Maximum: **255**                                                                                                                                                |
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
+   | asn                            | Yes             | Long                                                              | Enterprise router BGP ASN. Specify a dedicated ASN in the range of 64512-65534 or 4200000000-4294967294. ASN can only be set during enterprise router creation. |
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
+   | enterprise_project_id          | No              | String                                                            | Enterprise project ID                                                                                                                                           |
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
+   | charge_mode                    | No              | String                                                            | Default: **postPaid**                                                                                                                                           |
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
+   | tags                           | No              | Array of :ref:`Tag <createenterpriserouter__request_tag>` objects | Tag information                                                                                                                                                 |
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
+   | enable_default_propagation     | No              | Boolean                                                           | Whether to enable the Default Route Table Propagation function. The default value is **false**, indicating that the function is disabled.                       |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Default: **false**                                                                                                                                              |
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
+   | enable_default_association     | No              | Boolean                                                           | Whether to enable the Default Route Table Association function. The default value is **false**, indicating that the function is disabled.                       |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Default: **false**                                                                                                                                              |
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
+   | availability_zone_ids          | Yes             | Array of strings                                                  | AZs where the enterprise router is located                                                                                                                      |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Minimum: **0**                                                                                                                                                  |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Maximum: **128**                                                                                                                                                |
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
+   | auto_accept_shared_attachments | No              | Boolean                                                           | Whether to enable Auto Accept Shared Attachments. The default value is **false**, indicating that the function is disabled.                                     |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Default: **false**                                                                                                                                              |
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
+   | cidr_blocks                    | No              | Array of strings                                                  | Enterprise router CIDR block. This parameter is not supported for now.                                                                                          |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Minimum: **1**                                                                                                                                                  |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Maximum: **64**                                                                                                                                                 |
+   |                                |                 |                                                                   |                                                                                                                                                                 |
+   |                                |                 |                                                                   | Array Length: **0 - 100**                                                                                                                                       |
+   +--------------------------------+-----------------+-------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------+
 
 .. _createenterpriserouter__request_tag:
 
diff --git a/api-ref/source/change_history.rst b/api-ref/source/change_history.rst
index a0a7c32..0bad310 100644
--- a/api-ref/source/change_history.rst
+++ b/api-ref/source/change_history.rst
@@ -8,6 +8,10 @@ Change History
 +-----------------------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 | Released On                       | Description                                                                                                                                                                    |
 +===================================+================================================================================================================================================================================+
+| 2024-03-05                        | This release incorporates the following changes:                                                                                                                               |
+|                                   |                                                                                                                                                                                |
+|                                   | Modified the description of the **asn** parameter in "Creating an Enterprise Router".                                                                                          |
++-----------------------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 | 2024-02-05                        | This release incorporates the following changes:                                                                                                                               |
 |                                   |                                                                                                                                                                                |
 |                                   | Modified the description of the **auto_create_vpc_routes** parameter in "Creating a VPC Attachment."                                                                           |