Hi all, I'm facing a problem that remote site user reported some mails come from only a company shows incorrect encoding content. The strange thing is those mail sent to another site exchange 2007 without encoding error issue. I comfirmed those mails can't be show in OWA correctly, so this isn't the client outlook problem. I have no idea what can I do next step, please help!!! There is one of those mail's Header: From: xxx.com To: "Career Page Manager (TLSHA)" Date: Thu, 24 Jun 2010 17:13:46 +0800 Subject: =?utf-8?B?KDYxaHIuY29tKSBhbmRyZWFpY2Ug5bqU6IGY6LS15YWs5Y+4IFNhbGU=?= =?utf-8?B?cyBNYW5hZ2VyLVdlZGRpbmdz6ZSA5ZSu57uP55CGLeWutOS8miDogYzkvY0=?= Thread-Topic: =?utf-8?B?KDYxaHIuY29tKSBhbmRyZWFpY2Ug5bqU6IGY6LS15YWs5Y+4IFNhbGU=?= =?utf-8?B?cyBNYW5hZ2VyLVdlZGRpbmdz6ZSA5ZSu57uP55CGLeWutOS8miDogYzkvY0=?= Thread-Index: AcsTf4HGwcWoGX+GTEagY9/obOxdWA== Message-ID: <LHIFRONTENDIRW8NAqC0000d25b@LHIFRONTEND.xxxx.com> X-MS-Has-Attach: X-Auto-Response-Suppress: OOF, AutoReply X-MS-TNEF-Correlator: x-viruschecked: Checked x-env-sender: xxx.com x-msg-ref: server-10.tower-16.messagelabs.com!1277371449!7049523!1 x-starscan-version: 6.2.4; banners=-,-,- x-originating-ip: [x.x.x.x] x-spamreason: No, hits=2.0 required=7.0 tests=msgid: No Message-ID, sa_preprocessor: VHJ1c3RlZCBJUDogNjEuMTUyLjExMi4xOSA9PiAxMDQ1NjM=\n x-originalarrivaltime: 24 Jun 2010 09:27:40.0680 (UTC) FILETIME=[7E0DD080:01CB137F] x-lasthop: x.x.x.x Content-Type: multipart/alternative; boundary="_000_LHIFRONTENDIRW8NAqC0000d25bLHIFRONTENDlanghamhotelscom_" MIME-Version: 1.0 Cyrus