使用Telnet测试基本POP3服务
测试POP3通常都是用邮件客户端来做,如果遇到没有客户端或者需要设置客户端时就很麻烦,特此总结一个小巧的测试方法,就是使用Telnet命令来测试POP3:
1、telnet IP_address 110(如果连接成功会显示类似:+OK maytide.net POP Mail ready)
2、user account_name(如果输入正确,随后将显示:+OK)
3、pass account_password(密码正确,将显示:+OK name@domain.com's mailbox has 2 total messages (4786 octets))
4、list
(将显示:
+OK
1 780
2 4006,其中左侧的数字是编号)
5、retr message_number(命令执行后,就会显示邮件的信息)
6、dele message_number
注:如果能够执行以上步骤而没有错误,则符合 RFC 1939 的任何 POP3 客户端应当都能连接到该邮箱。
Slow shutdown of Windows 2003 Server after installing Exchange 2003 Server
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Last Review : March 31, 2004
Revision : 1.0
SYMPTOMS
After installing Exchange 2003 Server on Windows 2003 Server, the shutdown time of the server increses significantly.
CAUSE
This happens with Exchange 2003 (and sometimes even with Exchange 2000 for that matter), because Active Directory services shuts down before Exchange services shut down. It happens more often on Exchange 2003 because service shutdown in Windows 2003 has been accelerated.
RESOLUTION
There are three options to fix/avoid this problem:
1. Shutdown Exchange services by using a batch command, before you shutdown the server.
The following command can be used:
net stop "Microsoft Exchange System Attendant" /y
2. Stop "WinHTTP Web Proxy Auto-Discovery Service" service manually, before you shutdown the server.
The following command can be used:
net stop "WinHTTP Web Proxy Auto-Discovery Service" /y
3. Decrease the value of "WaitToKillServiceTimeout" in the registry:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\WaitToKillServiceTimeout
The default value of "WaitToKillServiceTimeout" are: 600000 and should be changed to lower number.
This value should be found by experiments and may impact other services in the system and this change is not
supported by Microsoft.
4. Change the location of Exchange database to other partition then system partition.
Note: If the problem occur on Windows Small Business Server 2003, please review:
http://support.microsoft.com/?kbid=827610
原文:
http://support.microsoft.com/default.aspx?scid=kb;en-us;555025
测试部署Ex2003和LCS2003
Win2000高级服务器版作为域控制器
Win2003企业版作为Ex2003和LCS2003
先安装的LCS2003便出现了问题,参照技术资料上的先在Win2000DC上扩展了活动目录使用以下命令:
结果显示成功,之后安装LCS2003也提示成功,重新启动服务器后,发现AD管理中无法为用户添加LCS功能。使用XP+AdminPack管理AD,可以看到Live Netmeeting信息栏,可是用户属性中没有LCS的配置。如果登录Win2000DC直接管理AD,发现更惨,什么都没有,这是为什么呢?记得资料中写道需要执行:
rtcsrv.msi prep=enterprise
rtcsrv.msi prep=domain
可视发现根本就没有这个文件嘛,已经发送了请求帮助还没有回答,无奈只能再安装Ex2003看情况如何。
无意中发现活动目录是混合模式,于是提升DC为Win2000纯模式,发现问题依旧。
算了,等答案吧,先装Ex2003再说。基本上快安装完了,在虚拟机里跑这些东东可真慢啊。