当信封状态更改时，DocuSign Connect服务将对应用程序服务器进行HTTPS POST，因此您不必定期轮询信封以进行更改.

The DocuSign Connect service will make an HTTPS POST to your application's server when envelope status changes, so you don't have to regularly poll envelopes for changes.

此处提供了Connect的一般概述: https://www.docusign.com/blog/dsdev-adding-webhooks-application/

A general overview of Connect is available here: https://www.docusign.com/blog/dsdev-adding-webhooks-application/

此处提供了示例侦听器: https://github.com/docusign/docusign-soap-sdk/tree/master/PHP/Connect

an example listener is available here: https://github.com/docusign/docusign-soap-sdk/tree/master/PHP/Connect

您可以为整个帐户设置Connect，也可以通过在信封中包含 eventNotification 对象来请求特定信封的Connect:创建API调用.

You can set up Connect for your entire account or you can request Connect for a specific envelope by including the eventNotification object with your Envelopes: create API call.