Modifies the name and description of a virtual private cloud (VPC).

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes ModifyVpcAttribute

The operation that you want to perform. Set the value to ModifyVpcAttribute.

VpcId String Yes vpc-bp1qtbach57ywecf****

The ID of the VPC that you want to modify.

Description String No This is my VPC.

The new description of the VPC.

The description must be 2 to 256 characters in length and must start with a letter. It cannot start with http:// or https://.

VpcName String No Vpc-1

The new name of the VPC.

The name must be 2 to 128 characters in length and can contain digits, periods (.), underscores (_), and hyphens (-). The name must start with a letter but cannot start with http:// or https://.

CidrBlock String No 192.168.0.0/24

The IPv4 CIDR block of the VPC.

You can specify a larger or smaller IPv4 CIDR block than the IPv4 CIDR block of the VPC. The subnet mask must be 8 to 28 bits in length. If you specify a smaller IPv4 CIDR block and existing IP addresses do not fall within the CIDR block, the modification fails.

RegionId String No cn-hangzhou

The region ID of the VPC.

You can call the DescribeRegions operation to query the most recent region list.

EnableIPv6 Boolean No false

Specifies whether to enable IPv6 CIDR blocks. Valid values:

  • true: yes
  • false (default): no
Ipv6CidrBlock String No 2408:XXXX:0:6a::/56

The IPv6 CIDR block of the VPC.

Ipv6Isp String No BGP

The type of the IPv6 CIDR block. Valid values:

  • BGP (default): Alibaba Cloud Border Gateway Protocol (BGP) IPv6
  • ChinaMobile: China Mobile (single ISP)
  • ChinaUnicom: China Unicom (single ISP)
  • ChinaTelecom: China Telecom (single ISP)
Note If your Alibaba Cloud account is allowed to activate single-ISP bandwidth, valid values are: ChinaTelecom, ChinaUnicom, and ChinaMobile.

Response parameters

Parameter Type Example Description
RequestId String 43B72D30-25E1-4FA3-96A8-89374A521D1A

The ID of the request.

Examples

Sample requests

http(s)://[Endpoint]/?Action=ModifyVpcAttribute
&ResourceOwnerId=111
&VpcId=vpc-bp1qtbach57ywecf****
&Description=This is my VPC.
&VpcName=Vpc-1
&CidrBlock=192.168.0.0/24
&RegionId=cn-hangzhou
&EnableIPv6=false
&Ipv6CidrBlock=2408:XXXX:0:6a::/56
&Ipv6Isp=BGP
&Common request parameters

Sample success responses

XML format 

HTTP/1.1 200 OK
Content-Type:application/xml

<ModifyVpcAttributeResponse>
    <RequestId>43B72D30-25E1-4FA3-96A8-89374A521D1A</RequestId>
</ModifyVpcAttributeResponse>

JSON format 

HTTP/1.1 200 OK
Content-Type:application/json

{
  "RequestId" : "43B72D30-25E1-4FA3-96A8-89374A521D1A"
}

Error codes

HttpCode Error code Error message Description
400 InvalidVpcName.Malformed Specified VPC name is not valid. The error message returned because the format of the VPC name is invalid. Enter a valid VPC name and try again.
400 InvalidVpcDiscription.Malformed Specified VPC description is not valid. The error message returned because the format of the VPC description is invalid.
400 InvalidParameter Specified UserCidr invalid format. The error message returned because the format of the user CIDR block is invalid.
400 InvalidParameter Specified UserCidr Subnet mask is not valid . The error message returned because the subnet mask of the user CIDR block is invalid.
400 InvalidUserCidr.Quota Specified UserCidr number is greater than 3. The error message returned because the UserCidr value has reached the upper limit.
400 InvalidUserCidr.Malformed Specified UserCidr overlapping in of 100.64.0.0/10. The error message returned because the UserCidr value overlaps with 100.64.0.0/10.
400 IncorrectVpcStatus Current VPC status does not support this operation. The error message returned because this operation cannot be performed while the VPC is in the current state.
400 InvalidCidrBlock.Malformed Specified CIDR block is not valid. The error message returned because the format of the specified CIDR block is invalid.
400 OperationFailed.Ipv6GatewayInUse The IPv6 gateway is in use. The error message returned because the IPv6 gateway is still in use.
400 OperationFailed.QueryCenIpv6Status Failed to query the IPv6 status of the specified VPC in CEN. The error message returned because the system failed to query the IPv6 status of the VPC that is attached to the Cloud Enterprise Network (CEN) instance.
400 OperationUnsupported.CenIpv6Enabled The IPv6 feature is enabled in CEN. The error message returned because the IPv6 feature is already enabled for the CEN instance.
404 InvalidVpcId.NotFound Specified VPC does not exist. The error message returned because the specified VPC does not exist.

For a list of error codes, visit the API Error Center.