tailieunhanh - Microsoft Exchange Server 2003 Deployment Guide- P34

Microsoft Exchange Server 2003 Deployment Guide- P34:Your Exchange Server 2003 deployment plan should reflect your understanding of how Exchange and Microsoft Windows Server™ operating systems interoperate. It should encompass the relationships between Windows Server 2003 and Microsoft Windows® 2000 Server sites and domains, domain controllers, global catalog servers, and Exchange 2003 administrative and routing groups. | 331 Figure 2 illustrates the four-node active passive Exchange Server 2003 cluster. Figure 2 Four-node active passive Exchange Server 2003 cluster The following sections provide the recommended software hardware and storage requirements for an Exchange Server 2003 active passive four-node cluster. 332 Software Recommendations In this scenario all four nodes in the cluster are running Windows Server 2003 Enterprise Edition and Exchange Server 2003 Enterprise Edition. Additionally each node is connected to a DNS server configured for dynamic updates. Hardware Recommendations In this scenario the following hardware configurations are recommended. Server hardware Four 1 gigahertz GHz 1 megabyte MB or 2 MB L2 cache processors 4 gigabytes GB of Error Correction Code ECC RAM Two 100 megabits per second Mbps or 1000 Mbps network interface cards RAID-1 array with two internal disks for the Windows Server 2003 and Exchange Server 2003 program files 333 Two redundant 64-bit fiber Host Bus Adapters HBAs to connect to the Storage Area Network Local area network hardware Two 100 Mbps or 1000 Mbps network switches full duplex Storage Area Network hardware Redundant fiber switches 106 disk spindles Ultra Wide SCSI with spindle speeds of 10 000 RPM or greater 256 MB or more read write cache memory Storage Configuration Recommendations In this scenario the following storage configurations are recommended Storage groups and databases Three storage groups per Exchange Virtual .

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