Queries detailed information about an IPsec-VPN connection.

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 DescribeVpnConnection

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

RegionId String Yes cn-hangzhou

The ID of the region where the IPsec-VPN connection is created.

You can call the DescribeRegions operation to query region IDs.

VpnConnectionId String Yes vco-bp1bbi27hojx80nck****

The name of the IPsec-VPN connection.

Response parameters

Parameter Type Example Description
VpnConnectionId String vco-bp1bbi27hojx80nck****

The name of the IPsec-VPN connection.
CustomerGatewayId String cgw-bp1mvj4g9kogwwcxk****

The ID of the customer gateway.
VpnGatewayId String vpn-bp1q8bgx4xnkm2ogj****

The ID of the VPN gateway.
Name String ipsec1

The name of the IPsec-VPN connection.
LocalSubnet String 1.1.1.0/24,1.1.2.0/24

The CIDR block of the virtual private cloud (VPC).
RemoteSubnet String 1.1.1.0/24,1.1.2.0/24

The CIDR block of the on-premises data center.
CreateTime Long 1492753817000

The time when the IPsec-VPN connection was created.
Status String ike_sa_not_established

The status of the IPsec-VPN connection. Valid values:

  • ike_sa_not_established: indicates that Phase 1 negotiations failed.
  • ike_sa_established: indicates that Phase 1 negotiations succeeded.
  • ipsec_sa_not_established: indicates that Phase 2 negotiations failed.
  • ipsec_sa_established: indicates that Phase 2 negotiations succeeded.
EffectImmediately Boolean true

Indicates whether IPsec-VPN negotiations are initiated immediately. Valid values:

  • true: Negotiations are initiated when the configuration is changed.
  • false: Negotiations are initiated when traffic is detected. Transient connection errors may occur when negotiations are initiated.
IkeConfig

The configuration of Phase 1 negotiations.
IkeAuthAlg String sha1

The IKE authentication algorithm. Both SHA-1 and MD5 are supported.
IkeEncAlg String aes

The IKE encryption algorithm.
IkeLifetime Long 86400

The IKE lifetime.
IkeMode String main

The IKE mode. Both main and aggressive modes are supported. The main mode offers higher security. If NAT traversal is enabled, we recommend that you select the aggressive mode.

IkePfs String group2

The DH group.
IkeVersion String ikev1

The IKE version.
LocalId String 116.62.69.xxx

The ID of the VPN gateway. By default, it is the IP address of the VPN gateway. Both FQDN and IP formats are supported.

Psk String pgw6dy7d1i8in7x5

The pre-shared key.
RemoteId String 139.196.32.xxx

The ID of the customer gateway. By default, it is the IP address of the customer gateway. Both FQDN and IP formats are supported.

IpsecConfig

The configuration of Phase 2 negotiations.
IpsecAuthAlg String sha1

The IPsec authentication algorithm. Both SHA-1 and MD5 are supported.
IpsecEncAlg String aes

The IPsec encryption algorithm.
IpsecLifetime Long 86400

The IPsec lifetime.
IpsecPfs String group2

The DH group.
RequestId String F2310D45-BCF6-4E2E-9082-B4503844BA4C

The ID of the request.
VcoHealthCheck

Information about health checks.
Dip String 10.0.0.xx

The destination IP address.
Enable String true

Indicates whether health checks are enabled. Valid values:

  • false: indicates that health checks are disabled.
  • true: indicates that health checks are enabled.
Interval Integer 3

The interval between two consecutive health checks. Unit: seconds.
Retry Integer 3

The maximum number of health check retries.
Sip String 192.168.1.xx

The source IP address.
Status String failed

The status of the health check. Valid values:

Examples

Sample requests


https://vpc.aliyuncs.com/?Action=DescribeVpnConnection
&RegionId=cn-hangzhou
&VpnConnectionId=vco-bp1bbi27hojx80nck****
&<Common request parameters>

Sample success responses

XML format 

<DescribeVpnConnectionResponse>
      <PageNumber>1</PageNumber>
      <VpnConnections>
            <VpnConnection>
                  <Name>c2</Name>
                  <CustomerGatewayId>cgw-bp1wl8dtz3auwlav****</CustomerGatewayId>
                  <Status>ike_sa_not_established</Status>
                  <RemoteSubnet>192.168.0.0/16</RemoteSubnet>
                  <IpsecConfig>
                        <IpsecLifetime>86400</IpsecLifetime>
                        <IpsecAuthAlg>md5</IpsecAuthAlg>
                        <IpsecPfs>group2</IpsecPfs>
                        <IpsecEncAlg>aes</IpsecEncAlg>
                  </IpsecConfig>
                  <EffectImmediately>false</EffectImmediately>
                  <VpnGatewayId>vpn-bp1yfrjxn4d5t63tb****</VpnGatewayId>
                  <CreateTime>1519391420000</CreateTime>
                  <VpnConnectionId>vco-bp1w3m1p23iftycvs****</VpnConnectionId>
                  <LocalSubnet>172.16.0.0/12</LocalSubnet>
                  <IkeConfig>
                        <IkeEncAlg>aes</IkeEncAlg>
                        <RemoteId>47.97.176.xxx</RemoteId>
                        <IkePfs>group2</IkePfs>
                        <IkeAuthAlg>sha1</IkeAuthAlg>
                        <Psk>1234567</Psk>
                        <IkeMode>aggressive</IkeMode>
                        <IkeLifetime>86400</IkeLifetime>
                        <IkeVersion>ikev1</IkeVersion>
                        <LocalId>116.62.119.xxx</LocalId>
                  </IkeConfig>
            </VpnConnection>
      </VpnConnections>
      <TotalCount>1</TotalCount>
      <PageSize>10</PageSize>
      <RequestId>7D598A10-26EF-44F2-9F47-E417842F3CEA</RequestId>
</DescribeVpnConnectionResponse>

JSON format 

{
	"PageNumber":1,
	"VpnConnections":{
		"VpnConnection":[
			{
				"CustomerGatewayId":"cgw-bp1wl8dtz3auwlavw****",
				"Name":"c2",
				"Status":"ike_sa_not_established",
				"RemoteSubnet":"192.168.0.0/16",
				"IpsecConfig":{
					"IpsecLifetime":86400,
					"IpsecAuthAlg":"md5",
					"IpsecPfs":"group2",
					"IpsecEncAlg":"aes"
				},
				"VpnGatewayId":"vpn-bp1yfrjxn4d5t63t****",
				"EffectImmediately":false,
				"VpnConnectionId":"vco-bp1w3m1p23iftycv****",
				"CreateTime":1519391420000,
				"LocalSubnet":"172.16.0.0/12",
				"IkeConfig":{
					"IkeEncAlg":"aes",
					"IkePfs":"group2",
					"RemoteId":"47.97.176.xxx",
					"IkeAuthAlg":"sha1",
					"Psk":"1234567",
					"IkeMode":"aggressive",
					"IkeLifetime":86400,
					"IkeVersion":"ikev1",
					"LocalId":"116.62.119.xxx"
				}
			}
		]
	},
	"TotalCount":1,
	"PageSize":10,
	"RequestId":"7D598A10-26EF-44F2-9F47-E417842F3CEA"
}

Error codes

HttpCode Error code Error message Description
403 Forbbiden.SubUser User not authorized to operate on the specified resource as your account is created by another user. The error message returned because you are unauthorized to perform the operation on the specified resource. You can apply for the permissions and try again.
403 Forbidden User not authorized to operate on the specified resource. The error message returned because you are unauthorized to perform the operation on the specified resource. To acquire the required permissions, submit a ticket.
404 InvalidVpnConnectionInstanceId.NotFound The specified vpn connection instance id does not exist. The error message returned because the specified IPsec-VPN connection does not exist. You can check whether the configuration of the connection is valid.

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