Win2003 注销断开的会话

Question

我们需要打开一个半永久的终端会话。我已将组策略配置为永不注销任何会话，即使它已断开连接。但它仍在注销。我遵循了 MS 的以下文章：

http://technet.microsoft.com/en-us/library/cc758177(v=ws.10).aspx#BKMK_2

我在 Google 上看到的所有内容都指向这些相同的步骤。我遗漏了什么吗？

注意：时间限制已启用，但设置为“从不”

常规操作计划 (RSOP)：

    Administrative Templates
    ------------------------
        GPO: Local Group Policy
            KeyName:     SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\MaxIdleTime
            Value:       0, 0, 0, 0
            State:       Enabled

        GPO: Local Group Policy
            KeyName:     SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\KeepAliveInterval
            Value:       1, 0, 0, 0
            State:       Enabled

        GPO: Local Group Policy
            KeyName:     SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\KeepAliveEnable
            Value:       1, 0, 0, 0
            State:       Enabled

        GPO: Local Group Policy
            KeyName:     SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\MaxDisconnectionTime
            Value:       0, 0, 0, 0
            State:       Enabled

        GPO: Local Group Policy
            KeyName:     SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\fResetBroken
            Value:       0, 0, 0, 0
            State:       Enabled
        GPO: Local Group Policy
            KeyName:     SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\MaxConnectionTime
            Value:       0, 0, 0, 0
            State:       Enabled