All Products
Search
Document Center

Express Connect:DescribePhysicalConnectionLOA

Last Updated:Apr 27, 2026

Use DescribePhysicalConnectionLOA to query the LOA for a physical connection.

Try it now

Try this API in OpenAPI Explorer, no manual signing needed. Successful calls auto-generate SDK code matching your parameters. Download it with built-in credential security for local usage.

Test

RAM authorization

No authorization for this operation. If you encounter issues with this operation, contact technical support.

Request parameters

Parameter

Type

Required

Description

Example

RegionId

string

Yes

The ID of the region where the physical connection is located. You can call the DescribeRegions operation to get a list of available region IDs.

cn-hangzhou

ClientToken

string

No

A client token that ensures the idempotence of the request.

Your client generates this value, which must be unique for each request and have a maximum length of 64 ASCII characters.

Note

If you do not specify this parameter, the system automatically uses the RequestId of the API request as the ClientToken. Each API request has a unique RequestId.

123e4567-e89b-12d3-a456-426655440000

InstanceId

string

Yes

The ID of the physical connection instance.

pc-bp1ca4wca27ex****

Response elements

Element

Type

Description

Example

object

The data returned.

RequestId

string

The request ID.

318BB676-0A2B-43A0-9AD8-F1D34E93750F

PhysicalConnectionLOAType

object

Information about the physical connection's LOA.

Status

string

The status of the LOA. Valid values:

  • Applying: The LOA application is in progress.

  • Accept: The LOA application is approved.

  • Available: The LOA is available.

  • Rejected: The LOA application is rejected.

  • Completing: The construction of the physical connection is in progress.

  • Complete: The construction of the physical connection is complete.

  • Deleted: The LOA is deleted.

Available

LineLabel

string

The line label for the in-building cable at the data center.

bbb222

LineCode

string

The line code assigned by the line service provider.

aaa111

ConstructionTime

string

The time when construction personnel enter the site.

2019-02-26T08:00:00Z

SI

string

The system integrator (SI).

ctcu

LoaUrl

string

The URL to download the LOA file.

http://******

CompanyLocalizedName

string

The localized name of the company.

company

InstanceId

string

The instance ID of the physical connection.

pc-bp1ca4wca27****

LineType

string

The line type of the physical connection. Valid values:

  • MSTP

  • MPLSVPN

  • FIBRE

  • Other

FIBRE

CompanyName

string

The name of the company that requires the physical connection.

test1234

PMInfo

object

Information about the construction personnel.

PMInfo

array<object>

A list of construction crew members.

object

The information about a construction crew member.

PMGender

string

The gender of the construction crew member. Valid values:

  • Male: Male.

  • Female: Female.

Male

PMCertificateNo

string

The certificate number of the construction crew member.

12345671****

PMName

string

The name of the construction crew member.

name

PMCertificateType

string

The certificate type of the construction crew member. Valid values:

  • IDCard: ID card.

  • Passport: passport.

  • Other: Other.

Other

PMContactInfo

string

The contact information of the construction crew member.

18910010****

LineServiceProvider

string

The line service provider. Valid values:

  • China Telecom

  • China Unicom

  • China Mobile

  • Other

中国其他

LineSPContactInfo

string

The contact information of the line O&M personnel.

1388888****

Description

string

The description of the LOA.

Examples

Success response

JSON format

{
  "RequestId": "318BB676-0A2B-43A0-9AD8-F1D34E93750F",
  "PhysicalConnectionLOAType": {
    "Status": "Available",
    "LineLabel": "bbb222",
    "LineCode": "aaa111",
    "ConstructionTime": "2019-02-26T08:00:00Z",
    "SI": "ctcu",
    "LoaUrl": "http://******",
    "CompanyLocalizedName": "company",
    "InstanceId": "pc-bp1ca4wca27****",
    "LineType": "FIBRE",
    "CompanyName": "test1234",
    "PMInfo": {
      "PMInfo": [
        {
          "PMGender": "Male",
          "PMCertificateNo": "12345671****",
          "PMName": "name",
          "PMCertificateType": "Other",
          "PMContactInfo": "18910010****"
        }
      ]
    },
    "LineServiceProvider": "中国其他",
    "LineSPContactInfo": "1388888****",
    "Description": ""
  }
}

Error codes

HTTP status code

Error code

Error message

Description

400 MissingParam.AliUid %s
400 MissingParam.InstanceId %s
400 MissingParam.RegionNo %s
400 InvalidInstanceId.NotFound %s

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.