What are basic functionalities of Exchange Server?

Microsoft Exchange Server is mail server that provide reliable, secure and powerful management solution for small and large scale organizations.

• Centralized management, administration, maintenance and taking backup of all mail boxes
• Protection of the sensitive data with built-in defenses against email threats and anti-spam filters.
• Eliminate suspicious email threats before they reach in internal network:
• Shared contacts, calendars and appointments

Microsoft Exchange Server is software product designed to make emailing faster and more efficient. As email is now a critical function in the business environment and a great DEAL of business is now conducted by email, many companies are finding that using Microsoft Exchange Server has increased the reliability of their email functions as well as adding a host of other applications that can be utilized to make conducting regular business even easier.

With Exchange Server Setup, you can deploy servers with specific roles through¬out the enterprise. Prior to setup and configuration, you need to decide how you will use Exchange Server 2010, what roles you will deploy, and where you will locate those roles. Afterward, you can plan for your deployment and then roll out Exchange Server. 

Mailbox Server

Client Access Server

Unified Messaging Server 

Hub Transport Server

Edge Transport Server

These five roles are the building blocks of an Exchange organization. Note that you can combine all of the roles except for the Edge Transport server role on a single server. One of the most basic Exchange organizations you can create is one that includes a single Exchange server that provides the Mailbox server, Client Access server, and Hub Transport server roles. These three roles are the minimum required for routing and delivering messages to both local and remote messaging clients. For added security, you could deploy the Edge Transport server role in a perimeter network on one or more separate servers. 

With Exchange Server Setup, you can deploy servers with specific roles through¬out the enterprise. The Exchange servers at the core of the messaging layer can operate in the following roles: 

Mailbox Server

Client Access Server

Unified Messaging Server

Hub Transport Server

Edge Transport Server 

an Exchange Server can perform the following functions: (in order of importance from my point of view)

- Mailbox: the Exchange Server hosts messaging data and public folders.

- Client Access: the Exchange Server provides access protocols to access the mailbox server such as POP3 and IMAP.

- Unified Messaging: the Exchange Server can merge emails and voice messages into one database which provides features like call answering and accessing the voice messages through telephone lines. 

Exchange server have Roles

1. Mailbox Server

2. Client Access

3. Unified massage server

4. hub Transport Server

5. edge Transport Server

Mail server to receive nd send mail