问：错误信息如下：
This is the mail system at host bjsmtp60.vhostgo.com. I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below. For further assistance, please send mail to postmaster. If you do so, please include this problem report. You can delete your own text from the attached returned message. The mail system <takao.kobayashi@qes.co.jp>: host ASPMX.L.GOOGLE.COM[127.0.0.1] said: 552-5.7.0 This message was blocked because its content presents a potential 552-5.7.0 security issue. Please visit 552-5.7.0 https://support.google.com/mail/?p=BlockedMessage to review our 552 5.7.0 message content and attachment content guidelines. f6sipfd.407 – gsmtp (in reply to end of DATA command)
Reporting-MTA: dns; bjsmtp60.vhostgo.com X-west263-Queue-ID: 3zBtQP5Th3zyxM X-west263-Sender: rfc822; yangxiaogen@rxcsoft.cn Arrival-Date: Thu, 4 Jan 2018 11:22:21 0800 (CST) Final-Recipient: rfc822; takao.kobayashi@qes.co.jp ent: rfc822;takao.kobayashi@qes.co.jp Action: failed Status: 5.7.0 Remote-MTA: dns; ASPMX.L.GOOGLE.COM Diagnostic-Code: smtp; 552-5.7.0 This message was blocked because its content presents a potential 552-5.7.0 security issue. Please visit 552-5.7.0 https://support.google.com/mail/?p=BlockedMessage to review our 552 5.7.0 message content and attachment content guidelines. f6sipfd.407 – gsmtp
Return-Path: <yangxiaogen@rxcsoft.cn> Received: from vipmail11.myhost.net (vipmail11.myhost.net [127.0.0.1]) by bjsmtp60.vhostgo.com (west263) with ESMTP id 3zBtQP5Th3zyxM for <takao.kobayashi@qes.co.jp>; Thu, 4 Jan 2018 11:22:21 0800 (CST) Received: (qmail 6445 invoked by uid 889); 4 Jan 2018 11:21:57 0800 Received: from unknown (HELO ?127.0.0.1?) (yangxiaogen@rxcsoft.cn@127.0.0.1) by vipmail11.myhost.net with (DHE-RSA-AES128-SHA encrypted) SMTP ESMTPA; 4 Jan 2018 11:21:57 0800 Subject: =?UTF-8?B?UmU6IOOAkOaXpeacrOiovOWIuOalreWNlOS8muOAkeWfuuacrOiorQ==?= =?UTF-8?B?6KiI5pu444Go5aCx5ZGK5pu444KS6YCB5LuY?= To: Takao Kobayashi <takao.kobayashi@qes.co.jp> Cc: =?UTF-8?B?UlhDIOWwueWbm a1tw==?= <yinsihai@rxcsoft.cn>, =?UTF-8?B?5bmz5bGx5rOw5aSu?= <yasuo.hirayama@qes.co.jp>, =?UTF-8?B?5L2Q6JekUlhK?= <sato-toshiaki@rxj.co.jp>, =?UTF-8?B?5YyWIOWQiem jQ==?= <huajilong@rxj.co.jp> References: <de0f05ca-6cc0-050e-8c3c-aa3d67dd7f62@rxcsoft.cn> <CAEiy_1 9R2gRCQkuiiC9xGV0oHCZ354tXpBgADjSdaQYMELtZQ@mail.gmail.com> From: =?UTF-8?B?UlhDIOaliuWtneaguQ==?= <yangxiaogen@rxcsoft.cn> Message-ID: <3afdafd3cc47eef5d545@rxcsoft.cn> Date: Thu, 4 Jan 2018 11:21:56 0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/ Thunderbird/52.5.0 MIME-Version: 1.0 In-Reply-To: <CAEiy_1 9R2gRCQkuiiC9xGV0oHCZ354tXpBgADjSdaQYMELtZQ@mail.gmail.com> Content-Type: multipart/mixed; boundary="C2787F35F65898E2C7700" Content-Language: en-US
,不能往日本发送邮件（邮件带2.5MB的附件）
答：您好，
退信上看是内容 被对方阻止了，建议您调整内容后再重新发送试下。
