End of support notice: On October 7th, 2026, AWS will discontinue support for AWS IoT Greengrass Version 1. After October 7th, 2026, you will no longer be able to access the AWS IoT Greengrass V1 resources. For more information, please visit [Migrate from AWS IoT Greengrass Version 1](https://docs.aws.amazon.com/greengrass/v2/developerguide/migrate-from-v1.html).

# UpdateConnectivityInfo


Updates the connectivity information for the core. Client devices that belong to the group that has this core receive this information to find the location of the core and connect to it.

URI: `PUT /greengrass/things/ThingName/connectivityInfo`

Produces: application/json

## CLI:


```
aws greengrass update-connectivity-info \
  --thing-name <value> \
  [--connectivity-info <value>]  \
  [--cli-input-json <value>] \
  [--generate-cli-skeleton]
```

cli-input-json format:

```
{
"ThingName": "string",
"ConnectivityInfo": [
  {
    "Id": "string",
    "HostAddress": "string",
    "PortNumber": "int32-integer",
    "Metadata": "string"
  }
]
}
```

## Parameters:


[**ThingName**](parameters-thingnameparam.md)  
The thing name.  
where used: path; required: true  
type: string

[**UpdateConnectivityInfoRequestBody**](parameters-updateconnectivityinforequestbody.md)  
The connectivity information.  
where used: body; required:   

```
{
"ConnectivityInfo": [
  {
    "Id": "string",
    "HostAddress": "string",
    "PortNumber": 0x01,
    "Metadata": "string"
  }
]
}
```
schema:    
  
Information required to update a Greengrass core's connectivity.  
ConnectivityInfo  
A list of connectivity info.  
type: array  
items: [ConnectivityInfo](definitions-connectivityinfo.md)  
  
Information about a Greengrass core's connectivity.  
required: ["Id", "HostAddress"]  
Id  
The ID of the connectivity information.  
type: string  
HostAddress  
The endpoint for the Greengrass core. Can be an IP address or DNS address.  
type: string  
PortNumber  
The port of the Greengrass core, usually 8883.  
type: integer  
format: int32  
Metadata  
Metadata for this endpoint.  
type: string

## Responses:


**200**  
Success.  
 [ UpdateConnectivityInfoResponse](definitions-updateconnectivityinforesponse.md)   

```
{
"message": "string",
"Version": "string"
}
```  
message  
A message about the connectivity info update request.  
type: string  
Version  
The new version of the connectivity info.  
type: string

**400**  
Invalid request.  
 [ GeneralError](definitions-generalerror.md)   

```
{
"Message": "string",
"ErrorDetails": [
  {
    "DetailedErrorCode": "string",
    "DetailedErrorMessage": "string"
  }
]
}
```  
GeneralError  
General error information.  
type: object  
required: ["Message"]  
Message  
A message that contains information about the error.  
type: string  
ErrorDetails  
A list of error details.  
type: array  
items: [ErrorDetail](definitions-errordetail.md)  
ErrorDetail  
Details about the error.  
type: object  
DetailedErrorCode  
A detailed error code.  
type: string  
DetailedErrorMessage  
A detailed error message.  
type: string

**500**  
Server error.  
 [ GeneralError](definitions-generalerror.md)   

```
{
"Message": "string",
"ErrorDetails": [
  {
    "DetailedErrorCode": "string",
    "DetailedErrorMessage": "string"
  }
]
}
```  
GeneralError  
General error information.  
type: object  
required: ["Message"]  
Message  
A message that contains information about the error.  
type: string  
ErrorDetails  
A list of error details.  
type: array  
items: [ErrorDetail](definitions-errordetail.md)  
ErrorDetail  
Details about the error.  
type: object  
DetailedErrorCode  
A detailed error code.  
type: string  
DetailedErrorMessage  
A detailed error message.  
type: string