Server migration is a process of moving data one server to another. this can occure becouse of the security reason, when replacing hardware equipment, under disaster recovery plan by authorized person who is authorized to maintain the server configurations.
Windows R2 2008 Features
Major
improvements
- Virtualization
- Management
- Scalability
- Web
- Network access
Virtualization
this will support server virtualization directly in the form of Hyper V Hypervisor is most importent improvment in windows server enviroment release under window R2 server featurs.
Hyper V Hypervisor Advantage
- Client desktop Virtualization (RDS- Remort Desktop Service allowed user to remote controle of the remote matchine ofr virtual matchin)
- Dynamic Disk Allocation
- Live Migration
- Redundancy and scalability
Management
Windows server R2 can be manage through both graphically and command Line.power shel proveide enhanced remote capaerbility and installation opetions to server core.grapgical interface also improved remote caperbilities.
Scalability
wndows 2008 r2 is first surver support upto 64 bit processors and support upto 256 logical processors cores.hyper v virtual machine also are able to support upto 64 bit logical core in single host.minimize the physical servers, cost of server racks and reduce administrator overhead adn power consumption.
Web
inculded internet information service (IIS) 7.5 and included new powershell provider for managment tasks
Networking and access
new feature is direct access for client machines.musually for secure remote access use Virtual private network(VPN) but for support VPN there should run third party software on client machine. in windows 2008 r2 server has direct access facility for secure commpunication between client machines.
MInimum System Requirment for windows 2008 R2 Server
