# 概述

* 对于MultiMarket不支持的发送通道（邮件、短信），白标可以自己对接发送通道，并提供对外接口，与MultiMarket进行对接，MultiMarket平台将会按照此文档规范调用此接口；
* MultiMarket提供一套接口对接API，白标需要按此规范提供接口，api规范详见下文。
* 然后在白标管理后台页面（短信账号、邮箱账号页面），新增时选择“自定义”，并配置接口url、公钥（鉴权用）。


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