系统：windows 2008 r2。安装有exchange 2010。错误如下：
Log Name:      System
Source:        Schannel
Date:          3/6/2011 11:10:18 PM
Event ID:      36888
Task Category: None
Level:         Error
Keywords:     
User:          SYSTEM
Computer:      L5MMail.L5MExchg.NY
Description:
The following fatal alert was generated: 10. The internal error state is 1203.

在微软technet上查得如下：

This event is seen on windows 2008 R2 running IIS.

If a user tries to access a web site using HTTP but specifies an SSL port in the URL then this event is logged.For example, if your OWA address is , but one use enter the address, the event will be logged.

转自：http://social.technet.microsoft.com/Forums/en-US/exchangesvrgeneral/thread/f20f3fa7-97b2-4b9b-94f1-1bf694a19f39