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Bastionhost:CreateNetworkDomain

Last Updated:Feb 11, 2026

If you want to perform O\\\\\\&M operations on assets that reside in different networks or assets that cannot communicate with the virtual private cloud (VPC) of your bastion host in a centralized manner, we recommend that you use the network domain feature of Bastionhost. You can configure a proxy server for these assets, create a network domain for a bastion host, and then connect the network domain to the proxy server. This way, you can perform O\\\\\\&M operations on the assets by using the bastion host.

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RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

yundun-bastionhost:CreateNetworkDomain

create

*All Resource

*

None None

Request parameters

Parameter

Type

Required

Description

Example

InstanceId

string

Yes

The ID of the bastion host for which you want to create a network domain.

Note

You can call the DescribeInstances operation to query the ID of the bastion host.

bastionhost-cn-lbj3bw4ma02

RegionId

string

No

The region ID of the bastion host for which you want to create a network domain.

Note

For more information about the mapping between region IDs and region names, see Regions and zones.

cn-hangzhou

NetworkDomainName

string

Yes

The name of the network domain that you want to create. The name can be up to 128 characters in length.

SSH Proxy

NetworkDomainType

string

Yes

The connection mode of the network domain to be created. Valid values:

  • Direct

  • Proxy

Proxy

Comment

string

No

The remarks of the network domain. The remarks can be up to 500 characters in length.

comment

Proxies

array<object>

No

The information about the proxy servers.

object

No

User

string

No

The username of the proxy server.

root

Address

string

No

The IP address of the proxy server.

47.104.**.**

ProxyType

string

No

The proxy type. Valid values:

  • SSHProxy

  • HTTPProxy

  • Socks5Proxy

SSHProxy

NodeType

string

No

The node type of the proxy server. Valid values:

  • Master: primary proxy server.

  • Slave: secondary proxy server.

Master

Password

string

No

The Base64-encoded password of the proxy server.

UWdi******Ng==

Port

integer

No

The port of the proxy server.

22

Response elements

Element

Type

Description

Example

object

NetworkDomainId

string

The ID of the network domain.

31

RequestId

string

The request ID.

A2873E9C-A7EA-5735-845C-65D3792623D2

Examples

Success response

JSON format

{
  "NetworkDomainId": "31",
  "RequestId": "A2873E9C-A7EA-5735-845C-65D3792623D2"
}

Error codes

HTTP status code

Error code

Error message

Description

400 InvalidParameter The argument is invalid. The argument is invalid.
400 NetworkDomainAlreadyExists The network domain already exists. The network domain already exists.
500 InternalError An unknown error occurred. An unknown error occurred.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.