# PUT: Modify the Attributes of a Channel
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Modify the attributes of the specified channel. The channel must be in a state that allows modifications. To check the status, use GET Channel. For information on the status, see [Channel Status Elements](monitoring-manage-channels.md#monitoring-manage-channels-status).

## HTTP Request and Response
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### Request URL
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```
PUT http://<Conductor IP address>/channels/<ID of channel>
```

### Call Header
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+ Accept: Set to application/xml
+ Content-Type: Set to application/xml

If you are implementing user authentication, you must also include three authorization headers; see [Header Content for User Authentication](header-content-user.md).

### Request Body
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The body contains only the elements to change; see POST above.

## Example
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This request changes the name of the channel with the ID 3. It modifies it to use the node that has the ID 1. 

```
PUT http://198.51.100.0/channels/3
------------------------------------------
Content-type:application/xml
Accept:application/xml
------------------------------------------
<?xml version="1.0" encoding="UTF-8"?>
<channel>
  <node_id>1</node_id>
</channel>
```