DescribeRouteEntryList - Express Connect - Alibaba Cloud Documentation Center

Queries information about route entries in a route table.

Operation description

Before you call the DeleteRouteEntry operation to delete a route, you can call this operation to query the next hop of the route that you want to delete.

Debugging

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

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
vpc:DescribeRouteEntryList	get	RouteTable acs:vpc:{#regionId}:{#accountId}:routetable/{#RouteTableId}	none	none

Request parameters

Parameter	Type	Required	Description	Example
RegionId	string	Yes	The region ID of the route table. You can call the DescribeRegions operation to query the most recent region list.	cn-hangzhou
RouteTableId	string	Yes	The ID of the route table that you want to query.	vtb-bp1r9pvl4xen8s9ju****
RouteEntryId	string	No	The ID of the route that you want to query.	rte-bp1mnnr2al0naomnp****
DestinationCidrBlock	string	No	The destination CIDR block of the route. IPv4 and IPv6 CIDR blocks are supported.	192.168.2.0/24
RouteEntryName	string	No	The name of the route entry. The name must be 1 to 128 characters in length and cannot start with `http://` or `https://`.	abc
IpVersion	string	No	The IP version. Valid values: IPv4 IPv6	IPv4
RouteEntryType	string	No	The route type. Valid values: Custom: custom routes. System: system routes. BGP: BGP routes. CEN: Cloud Enterprise Network (CEN) routes. ECR: Express Connect Router (ECR) routes.	System
NextHopId	string	No	The ID of the next hop.	vpn-bp10zyaph5cc8b7c7****
NextHopType	string	No	The next hop type. Valid values: Instance: an Elastic Compute Service (ECS) instance. This is the default value. HaVip: a high-availability virtual IP address (HAVIP). VpnGateway: a VPN gateway. NatGateway: a NAT gateway. NetworkInterface: a secondary elastic network interface (ENI). RouterInterface: a router interface. IPv6Gateway: an IPv6 gateway. Attachment: a transit router. Ipv4Gateway: an IPv4 gateway. GatewayEndpoint: a gateway endpoint. CenBasic: CEN does not support transit routers. Ecr: Express Connect Router (ECR).	Instance
MaxResult	integer	No	The number of entries per page. Valid values: 1 to 100. Default value: 10.	10
NextToken	string	No	The pagination token that is used in the next request to retrieve a new page of results. Valid values: You do not need to specify this parameter for the first request. You must specify the token that is obtained from the previous query as the value of NextToken.	FFmyTO70tTpLG6I3FmYAXGKPd****
ServiceType	string	No	Specifies whether to host the route. If the parameter is empty, the route is not hosted. Set the value to TR, which specifies that the route is hosted by a transit router.	TR
DestCidrBlockList	array	No	The destination CIDR blocks of the routes.
	string	No	The destination CIDR blocks of the routes. You can specify at most 20 destination CIDR blocks.	192.168.0.0/24

Response parameters

Parameter	Type	Description	Example
	object	The route details.
NextToken	string	A pagination token. It can be used in the next request to retrieve a new page of results. Valid values: If no value is returned for NextToken, no next queries are sent. If a value is returned for NextToken, the value is used to retrieve a new page of results.	FFmyTO70tTpLG6I3FmYAXGKPd****
RequestId	string	The request ID.	14A07460-EBE7-47CA-9757-12CC4761D47A
RouteEntrys	array<object>	The information about the route.
	object
Status	string	The route status. Valid values: Pending Available Modifying	Available
Type	string	The route type. Valid values: Custom: custom routes. System: system routes. BGP: BGP routes. CEN: CEN routes. ECR: ECR routes.	Custom
IpVersion	string	The IP version. Valid values: Valid values: ipv4 ipv6	IPv4
Description	string	The description of the route.	RouteEntryDescription
RouteEntryName	string	The name of the route.	aaa
DestinationCidrBlock	string	The destination CIDR block of the route.	192.168.2.0/24
RouteEntryId	string	The ID of the route.	rte-bp1mnnr2al0naomnp****
RouteTableId	string	The ID of the route table.	vtb-bp15w5q90d2rk3bww****
GmtModified	string	The time when the route was modified. The time follows the ISO 8601 standard in the `YYYY-MM-DDThh:mm:ssZ` format. The time is displayed in UTC.	2022-05-09T03:00:07Z
NextHops	array<object>	The information about the next hops.
	object
NextHopRegionId	string	The ID of the region where the next hop is deployed. Note This parameter is returned when the next hop type is set to RouterInterface.	cn-hangzhou
Weight	integer	The weight of the route. Note This parameter is returned when the next hop type is set to RouterInterface.	100
NextHopId	string	The ID of the next hop.	vpn-bp10zyaph5cc8b7c7****
Enabled	integer	Indicates whether the route is available. Valid values: 0: unavailable 1: available Note This parameter is returned when the next hop type is set to RouterInterface.	1
NextHopType	string	The next hop type. Valid values: Instance: an ECS instance. HaVip: an HAVIP. VpnGateway: a VPN gateway. NatGateway: a NAT gateway. NetworkInterface: a secondary ENI. RouterInterface: a router interface. IPv6Gateway: an IPv6 gateway. Attachment: a transit router. Ipv4Gateway: an IPv4 gateway. GatewayEndpoint: a gateway endpoint. CenBasic: CEN does not support transit routers. Ecr: ECR.	Instance
NextHopRelatedInfo	object	The information about the next hop.
InstanceId	string	The ID of the instance that is associated with the next hop.	vpc-bp1t36rn9l53iwbsf****
InstanceType	string	The type of the instance associated with the next hop. Valid values: VPC: a VPC VBR: a VBR PCONN: an Express Connect circuit	VPC
RegionId	string	The region ID of the instance associated with the next hop. Valid values:	ch-hangzhou
ServiceType	string	Indicates whether the route is hosted. If the parameter is empty, the route is not hosted. If TR is returned, the route is hosted by a transit router.	TR
Origin	string	The route origin. Valid values: RoutePropagation: The route is created by a dynamic propagation source. SystemCreate: The route is created by the system. CustomCreate: The route is created by a user.	RoutePropagation

Examples

Sample success responses

JSONformat

{
  "NextToken": "FFmyTO70tTpLG6I3FmYAXGKPd****",
  "RequestId": "14A07460-EBE7-47CA-9757-12CC4761D47A",
  "RouteEntrys": {
    "RouteEntry": [
      {
        "Status": "Available",
        "Type": "Custom",
        "IpVersion": "IPv4",
        "Description": "RouteEntryDescription",
        "RouteEntryName": "aaa",
        "DestinationCidrBlock": "192.168.2.0/24",
        "RouteEntryId": "rte-bp1mnnr2al0naomnp****",
        "RouteTableId": "vtb-bp15w5q90d2rk3bww****",
        "GmtModified": "2022-05-09T03:00:07Z",
        "NextHops": {
          "NextHop": [
            {
              "NextHopRegionId": "cn-hangzhou",
              "Weight": 100,
              "NextHopId": "vpn-bp10zyaph5cc8b7c7****",
              "Enabled": 1,
              "NextHopType": "Instance",
              "NextHopRelatedInfo": {
                "InstanceId": "vpc-bp1t36rn9l53iwbsf****",
                "InstanceType": "VPC",
                "RegionId": "ch-hangzhou"
              }
            }
          ]
        },
        "ServiceType": "TR",
        "Origin": "RoutePropagation"
      }
    ]
  }
}

Error codes

HTTP status code	Error code	Error message	Description
400	InvalidRouteTable.NotFound	%s	-
400	IllegalParam.RouteEntryType	%s	-
400	MissingParam.context	%s	-
400	MissingParam.aliUid	%s	-
400	MissingParam.bid	%s	-
400	IllegalParam.IpVersion	%s	-
400	OperationFailed.FilterParamUnderWrongRouteType	%s	-
400	IllegalParam.NextToken	User nextToken is illegal.	-
400	IllegalParam.NextTokenExpired	%s	-
400	InvalidNextHop.NotFound	The specified route entry nexthop does not exist in our records.	-
400	OperationFailed.QueryCenEntry	Operation is denied because getting CEN route entry has failed.	Operation is denied because getting CEN route entry has failed.
400	OperationDenied.UseGatewayRouteEntryQueryInterface	Use listGatewayRouteTableEntries to describe gateway route entries.	-

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

Change history

Change time	Summary of changes	Operation
2024-08-26	The Error code has changed	View Change Details
2024-01-05	API Description Update. The Error code has changed. The response structure of the API has changed	View Change Details
2023-07-03	The Error code has changed	View Change Details