DescribeRouteConflict - Cloud Enterprise Network - Alibaba Cloud Documentation Center

Queries overlapping routes of a network instance.

Debugging

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Debug

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.

Operation	Access level	Resource type	Condition key	Associated operation
cen:DescribeRouteConflict	get	VPC acs:vpc:*:{#accountId}:vpc/{#vpcId}	none	none

Request parameters

Parameter	Type	Required	Description	Example
PageNumber	integer	No	The number of the page to return. Default value: 1.	1
PageSize	integer	No	The number of entries to return on each page. Default value: 10. Valid values: 1 to 50.	10
ChildInstanceId	string	Yes	The ID of the network instance that you want to query.	ccn-0q3b7oviikmm9h****
ChildInstanceType	string	Yes	The type of the network instance. Valid values: VPC: virtual private cloud (VPC) VBR: virtual border router (VBR) CCN: Cloud Connect Network (CCN) instance	CCN
ChildInstanceRegionId	string	Yes	The ID of the region where the network instance is deployed. You can call the DescribeChildInstanceRegions operation to query the most recent region list.	ccn-cn-shanghai
ChildInstanceRouteTableId	string	Yes	The ID of the route table that is configured on the network instance.	vtb-bp174d1gje79u1g4t****
DestinationCidrBlock	string	No	The destination CIDR block of the conflicting route.	172.16.0.0/16

Response parameters

Parameter	Type	Description	Example
	object
PageSize	integer	The number of entries returned per page.	10
RequestId	string	The ID of the request.	EE3A2CC7-41F1-58DB-8306-CFC99D9C747B
PageNumber	integer	The page number of the returned page.	1
TotalCount	integer	The total number of entries returned.	1
RouteConflicts	array<object>	A list of overlapping routes.
RouteConflict	object
Status	string	The cause of the route error. Valid values: conflict: The routes have the same destination CIDR block. overflow: The number of routes in the route table configured on another network instance has reached the upper limit.	conflict
DestinationCidrBlock	string	The destination CIDR block of the overlapping route.	172.16.0.0/16
InstanceId	string	The ID of the peer network instance on which the overlapping routes are found.	ccn-0q3b7oviikmm9h****
InstanceType	string	The type of the peer network instance on which the overlapping routes are found. VPC: VPC VBR: VBR CCN: CCN instance	CCN
RegionId	string	The region ID of the peer network instance on which the overlapping routes are found is deployed.	ccn-cn-shanghai

Examples

Sample success responses

JSONformat

{
  "PageSize": 10,
  "RequestId": "EE3A2CC7-41F1-58DB-8306-CFC99D9C747B",
  "PageNumber": 1,
  "TotalCount": 1,
  "RouteConflicts": {
    "RouteConflict": [
      {
        "Status": "conflict",
        "DestinationCidrBlock": "172.16.0.0/16",
        "InstanceId": "ccn-0q3b7oviikmm9h****",
        "InstanceType": "CCN",
        "RegionId": "ccn-cn-shanghai"
      }
    ]
  }
}

Error codes

HTTP status code	Error code	Error message	Description
400	InvalidParameter	Invalid parameter.	The error message returned because the parameter is set to an invalid value.
400	Unauthorized	The AccessKeyId is unauthorized.	The error message returned because you do not have the permissions to perform this operation.
404	InvalidChildInstanceId.NotFound	The specified ChildInstanceId is not found.	The specified child instance ID does not exist.

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

Change history

Change time	Summary of changes	Operation
2023-10-18	The Error code has changed	View Change Details