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ENS:DescribeForwardTableEntries

Last Updated:Dec 25, 2024

Queries Destination Network Address Translation (DNAT) entries that you created.

Debugging

You can run this interface directly in OpenAPI Explorer, saving you the trouble of calculating signatures. After running successfully, OpenAPI Explorer can automatically generate SDK code samples.

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

  • Operation: the value that you can use in the Action element to specify the operation on a resource.
  • Access level: the access level of each operation. The levels are read, write, and list.
  • Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
    • The required resource types are displayed in bold characters.
    • If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
  • Condition Key: the condition key that is defined by the cloud service.
  • Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.
OperationAccess levelResource typeCondition keyAssociated operation
ens:DescribeForwardTableEntrieslist
*All Resources
*
    none
none

Request parameters

ParameterTypeRequiredDescriptionExample
NatGatewayIdstringYes

The ID of the NAT gateway.

nat-5t7nh1cfm6kxiszlttr38****
ForwardEntryIdstringNo

The ID of the DNAT entry.

fwd-5tfi6f0rutmd00xrhkag7****
ExternalIpstringNo

The EIP in the DNAT entry. The public IP address is used to access the Internet.

36.XXX.XXX.72
InternalIpstringNo

The private IP address of the instance that uses the DNAT entry for Internet communication.

10.XXX.XXX.50
ForwardEntryNamestringNo

The name of the DNAT entry.

test0
IpProtocolstringNo

The protocol. Valid values:

  • TCP: forwards TCP packets.
  • UDP: forwards UDP packets.
  • Any: forwards all packets.
TCP
PageNumberintegerNo

The page number. Pages start from page 1.

Default value: 1.

1
PageSizeintegerNo

The number of entries per page. Maximum value: 100.

Default value: 10.

10

Response parameters

ParameterTypeDescriptionExample
object

Schema of Response

RequestIdstring

The ID of the request.

473469C7-AA6F-4DC5-B3DB-A3DC0DE3C83E
PageNumberstring

The page number.

1
TotalCountstring

The total number of entries returned.

100
PageSizestring

The number of entries per page.

10
ForwardTableEntriesarray<object>

Details of DNAT entries.

ForwardTableEntryobject
NatGatewayIdstring

The ID of the NAT gateway.

nat-5tawjw5j7sgd2deujxuk0****
ForwardEntryIdstring

The ID of the DNAT entry.

fwd-5tf66679oi2uoxcvlg0g2****
ExternalIpstring

The EIP in the DNAT entry. The public IP address is used to access the Internet.

120.XXX.XXX.70
ExternalPortstring

The external port or port range that is used in port forwarding.

22
InternalIpstring

The private IP address of the instance that uses the DNAT entry for Internet communication.

10.XXX.XXX.3
InternalPortstring

The internal port or port range that is used for port forwarding.

22
ForwardEntryNamestring

The name of the DNAT entry.

test0
Statusstring

The status of the DNAT entry. Valid values:

  • Pending: The DNAT entry is being created or modified.
  • Available: The DNAT entry is available.
  • Deleting: The DNAT entry is being deleted.
Available
IpProtocolstring

The protocol. Valid values:

  • TCP: forwards TCP packets.
  • UDP: forwards UDP packets.
  • Any: forwards all packets.
Any
HealthCheckPortstring

The probe port of DNAT.

80
StandbyExternalIpstring

The secondary EIP that is used to access the Internet.

101.XXX.XXX.7
StandbyStatusstring

The status of the secondary EIP. Valid values:

  • Running
  • Stopping
  • Stopped
  • Starting
Stopped

Examples

Sample success responses

JSONformat

{
  "RequestId": "473469C7-AA6F-4DC5-B3DB-A3DC0DE3C83E",
  "PageNumber": "1",
  "TotalCount": "100",
  "PageSize": "10",
  "ForwardTableEntries": [
    {
      "NatGatewayId": "nat-5tawjw5j7sgd2deujxuk0****",
      "ForwardEntryId": "fwd-5tf66679oi2uoxcvlg0g2****",
      "ExternalIp": "120.XXX.XXX.70",
      "ExternalPort": "22",
      "InternalIp": "10.XXX.XXX.3",
      "InternalPort": "22",
      "ForwardEntryName": "test0",
      "Status": "Available",
      "IpProtocol": "Any",
      "HealthCheckPort": "80",
      "StandbyExternalIp": "101.XXX.XXX.7",
      "StandbyStatus": "Stopped"
    }
  ]
}

Error codes

HTTP status codeError codeError messageDescription
400Invalid%sThe specified parameter %s is invalid.-
400Missing%sYou must specify the parameter %s.-
400InvalidParameter.NatNotFoundThe specified Nat is not found.The specified parameter Nat does not exist.
400ens.interface.errorFailed to call API.-
400NoPermissionPermission denied.-
400InvalidParameter.%sThe specified field %s invalid. Please check it again.-

For a list of error codes, visit the Service error codes.

Change history

Change timeSummary of changesOperation
2024-06-28The Error code has changedView Change Details
2023-12-07The Error code has changedView Change Details
2023-07-18The Error code has changed. The response structure of the API has changedView Change Details