DescribePrefixLists - Elastic Compute Service - Alibaba Cloud Documentation Center

Queries the information of one or more prefix lists.

Operation description

Description

You can specify the AddressFamily, PrefixListId.N, and PrefixListName request parameters to be queried. Specified parameters have logical AND relations. Only the specified parameters are included in the filter conditions.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Debug

Authorization information

There is currently no authorization information disclosed in the API.

Request parameters

Parameter	Type	Required	Description	Example
RegionId	string	Yes	The region ID. You can call the DescribeRegions operation to query the most recent region list.	cn-chengdu
PrefixListName	string	No	The name of the prefix list.	PrefixListNameSample
NextToken	string	No	The query token. Set the value to the `NextToken` value returned in the previous call to the DescribePrefixLists operation. Leave this parameter empty the first time you call this operation.	AAAAAdDWBF2****
MaxResults	integer	No	The number of entries to return on each page. Maximum value: 100. Default value: 10.	10
AddressFamily	string	No	The IP address family of the prefix list. Valid values: IPv4 IPv6 This parameter is empty by default, which indicates that all prefix lists are queried.	IPv4
PrefixListId	array	No	The IDs of prefix list.
	string	No	The ID of prefix list N. Valid values of N: 0 to 100.	pl-x1j1k5ykzqlixdcy****

Response parameters

Parameter	Type	Description	Example
	object
NextToken	string	The query token returned in this call. If the return value is empty, no more data is returned.	AAAAAdDWBF2****
RequestId	string	The ID of the request.	38793DB8-A4B2-4AEC-BFD3-111234E9188D
PrefixLists	object []	Details about the prefix lists.
CreationTime	string	The time when the prefix list was created.	2021-02-20T07:11Z
AssociationCount	integer	The number of associated resources.	1
MaxEntries	integer	The maximum number of entries that the prefix list can contain.	20
Description	string	The description of the prefix list.	This is description.
AddressFamily	string	The IP address family of the prefix list. Valid values: IPv4 IPv6	IPv4
PrefixListName	string	The name of the prefix list.	PrefixListNameSample
PrefixListId	string	The ID of the prefix list.	pl-x1j1k5ykzqlixdcy****

Examples

Sample success responses

JSONformat

{
  "NextToken": "AAAAAdDWBF2****",
  "RequestId": "38793DB8-A4B2-4AEC-BFD3-111234E9188D",
  "PrefixLists": {
    "PrefixList": [
      {
        "CreationTime": "2021-02-20T07:11Z",
        "AssociationCount": 1,
        "MaxEntries": 20,
        "Description": "This is description.",
        "AddressFamily": "IPv4",
        "PrefixListName": "PrefixListNameSample",
        "PrefixListId": "pl-x1j1k5ykzqlixdcy****"
      }
    ]
  }
}

Error codes

HTTP status code	Error code	Error message	Description
400	InvalidParameter	%s	The specified parameter is invalid.
400	LimitExceed.PrefixListId	The specified number of PrefixListId exceeds the limit.	The number of specified prefix list IDs exceeds the upper limit.

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

Change history

Change time

Summary of changes

Operation

2023-11-13

The Error code has changed

see changesets

Change item	Change content
Error Codes	The Error code has changed.
	delete Error Codes: 400
	Added Error Codes: 404