Exchange Online 中的 Exchange ActiveSyncExchange ActiveSync in Exchange Online

Exchange ActiveSync 是允许您将与您的邮箱同步的移动设备的客户端协议。Exchange ActiveSync is a client protocol that lets you synchronize a mobile device with your mailbox.

Exchange ActiveSync 概述Overview of Exchange ActiveSync

Exchange ActiveSync 是经过优化,可结合使用高延迟和带宽低网络的 Microsoft Exchange 同步协议。协议,基于 HTTP 和 XML,允许访问组织的信息的运行 Microsoft Exchange 服务器上的移动电话。Exchange ActiveSync 可让移动电话用户可访问其电子邮件、 日历、 联系人和任务,并继续脱机工作时访问此信息。Exchange ActiveSync is a Microsoft Exchange synchronization protocol that's optimized to work together with high-latency and low-bandwidth networks. The protocol, based on HTTP and XML, lets mobile phones access an organization's information on a server that's running Microsoft Exchange. Exchange ActiveSync enables mobile phone users to access their email, calendar, contacts, and tasks, and to continue to access this information while they're working offline.

Exchange ActiveSync 中的功能Features in Exchange ActiveSync

Exchange ActiveSync 具有以下功能:Exchange ActiveSync provides the following:

  • 支持 HTML 邮件Support for HTML messages

  • 支持后续标志Support for follow-up flags

  • 电子邮件的会话分组Conversation grouping of email messages

  • 能够同步或不同步整个会话Ability to synchronize or not synchronize an entire conversation

  • 支持查看邮件答复状态Support for viewing message reply status

  • 支持快速邮件检索Support for fast message retrieval

  • 会议与会者信息Meeting attendee information

  • 增强的 Exchange 搜索Enhanced Exchange Search

  • PIN 重置PIN reset

  • 通过密码策略增强的设备安全性Enhanced device security through password policies

  • 用于无线设置的自动发现Autodiscover for over-the-air provisioning

  • 支持设置用户离开、度假或外出时的自动答复Support for setting automatic replies when users are away, on vacation, or out of the office

  • 支持任务同步Support for task synchronization

  • 直推技术Direct Push

  • 支持联系人的可用性信息Support for availability information for contacts

管理 Exchange ActiveSyncManaging Exchange ActiveSync

默认情况下,已启用 Exchange ActiveSync。拥有 Exchange 邮箱的所有用户都可以将其移动设备与 Microsoft Exchange 服务器进行同步。By default, Exchange ActiveSync is enabled. All users who have an Exchange mailbox can synchronize their mobile device with the Microsoft Exchange server.

可以执行下列 Exchange ActiveSync 任务:You can perform the following Exchange ActiveSync tasks:

  • 启用和禁用用户的 Exchange ActiveSyncEnable and disable Exchange ActiveSync for users

  • 设置诸如最小密码长度、设备锁定和最大密码尝试失败次数等策略Set policies such as minimum password length, device locking, and maximum failed password attempts

  • 启动远程擦除,从丢失或被盗的移动电话中清除所有数据Initiate a remote wipe to clear all data from a lost or stolen mobile phone

  • 运行多种报告,以便查看或导出为各种格式Run a variety of reports for viewing or exporting into a variety of formats

  • 控制可以通过设备访问规则与组织同步的移动设备类型Control which types of mobile devices can synchronize with your organization through device access rules

在 Exchange ActiveSync 中管理移动设备访问Managing mobile device access in Exchange ActiveSync

可以控制能够同步的移动设备。可以通过在新移动设备连接到组织时监视它们或通过设置确定允许连接的移动设备类型的规则,来执行此操作。无论选择何种方式来指定可以同步的移动设备,都可以随时为特定用户批准或拒绝对任何特定移动设备的访问。You can control which mobile devices can synchronize. You do this by monitoring new mobile devices as they connect to your organization or by setting up rules that determine which types of mobile devices are allowed to connect. Regardless of the method you choose to specify which mobile devices can synchronize, you can approve or deny access for any specific mobile device for a specific user at any time.

Exchange ActiveSync 中的设备安全功能Device security features in Exchange ActiveSync

除了能够为 Exchange 服务器和移动设备之间的通信配置安全选项以外,Exchange ActiveSync 还提供了下列功能,以增强移动设备的安全性:In addition to the ability to configure security options for communications between the Exchange server and your mobile devices, Exchange ActiveSync offers the following features to enhance the security of mobile devices:

  • 远程擦除 如果您的移动设备丢失、被盗或存在其他安全风险,则可通过使用 Outlook Web App 从 Exchange Server 计算机或从任何 Web 浏览器发出远程擦除命令。该命令将从移动设备上清除所有数据。Remote wipe If a mobile device is lost, stolen, or otherwise compromised, you can issue a remote wipe command from the Exchange Server computer or from any Web browser by using Outlook Web App. This command erases all data from the mobile device.

  • 设备密码策略Exchange ActiveSync 中,可以为设备密码配置若干选项。这些选项包括:Device password policies Exchange ActiveSync lets you configure several options for device passwords. These options include the following:

    • 最小密码长度(字符) 此选项可以为移动设备指定密码长度。默认长度是 4 个字符,但最多可以包括 18 个字符。Minimum password length (characters) This option specifies the length of the password for the mobile device. The default length is 4 characters, but as many as 18 can be included.

    • 最小字符集数目 使用此文本框可以指定字母数字密码的复杂性,并强制用户使用以下字符集中的若干不同字符集:小写字母、大写字母、符号和数字。Minimum number of character sets Use this text box to specify the complexity of the alphanumeric password and force users to use a number of different sets of characters from among the following: lowercase letters, uppercase letters, symbols, and numbers.

    • 需要字母数字密码 此选项确定密码强度。可以强制在密码中使用除数字以外的字符或符号。Require alphanumeric password This option determines password strength. You can enforce the usage of a character or symbol in the password in addition to numbers.

    • 不活动时间(秒) 此选项确定在系统提示用户输入密码以解除移动设备锁定之前该移动设备必须处于不活动状态的时间长度。Inactivity time (seconds) This option determines how long the mobile device must be inactive before the user is prompted for a password to unlock the mobile device.

    • 强制密码历史 选中此复选框可以强制移动电话阻止用户重复使用其以前的密码。您设置的数字可确定不允许用户重复使用的过去密码的数目。Enforce password history Select this check box to force the mobile phone to prevent the user from reusing their previous passwords. The number that you set determines the number of past passwords that the user won't be allowed to reuse.

    • 启用密码恢复选中此复选框以启用密码恢复为移动设备。用户可以使用 Outlook Web App 查找其恢复密码和解锁其移动设备。管理员可以使用 Exchange 管理员中心以查找用户的恢复密码。Enable password recovery Select this check box to enable password recovery for the mobile device. Users can use Outlook Web App to look up their recovery password and unlock their mobile device. Administrators can use the Exchange admin center to look up a user's recovery password.

    • 擦除设备之前允许的尝试失败次数 此选项用于指定是否要在发生多次密码尝试失败后擦除电话内存。Wipe device after failed (attempts) This option lets you specify whether you want the phone's memory to be wiped after multiple failed password attempts.

  • 设备加密策略 您可以对一组用户强制执行一些移动设备加密策略。这些策略包括:Device encryption policies There are a number of mobile device encryption policies that you can enforce for a group of users. These policies include the following:

    • 要求在设备上进行加密 选中此复选框可以要求在移动设备上进行加密。这样可通过对移动设备中的所有信息加密来增强安全性。Require encryption on device Select this check box to require encryption on the mobile device. This increases security by encrypting all information on the mobile device.

    • 要求对存储卡加密 选中此复选框可以要求对移动设备的可移动存储卡加密。这样可通过对移动设备存储卡上的所有信息进行加密来增强安全性。Require encryption on storage cards Select this check box to require encryption on the mobile device's removable storage card. This increases security by encrypting all information on the storage cards for the mobile device.