收件服务器填写指南,协议选择与配置详解,邮件服务器配置指南,收件服务器填写与协议选择详解
Guide to Filling in the Recipient Server, Detailed Explanation of Protocol Selection and Configuration, Guide to configuring the Mail Server, Detailed Explanation of Filling in the recipient Server and Protocol Selection
以上为机器翻译结果，长、整句建议使用 人工翻译 。