<p>This is the first part of a three part series that addresses monitoring client access in an Exchange 2010 environment. It is meant to provide a good overall introduction into client access monitoring. This post will give introduction and highlight connectivity testing.</p><p>The Client Access server role is a critical component of Microsoft Exchange Server 2010. It supports the Outlook Web App and Microsoft Exchange ActiveSync client applications, as well as POP3 and IMAP4 protocols. The role also provides access to free/busy data and hosts the Autodiscover service.</p><p>The Client Access Server role is vital for connectivity to your Exchange Mailbox servers; in Exchange 2010 it brokers all connections, making its availability and performance critical to the end user experience.</p><p>When monitoring your Client Access Servers it is important to consider the following components: Connectivity Access performance Hardware performance</p><p><a href="http://windowsitpro.com/blog/exchange-2010-monitoring-client-access-part-1-connectivity">Keep reading...</a></p>