Nextelco:Application Server

Application Server

The application server is a combination of different services which are necessary for the management of user accounts and devices which provide connectivity to end-users. This are the services offered by the application server:

• AAA server: provides end-users and devices Authentication, Authorization and Accounting.
• Billing server:
• DHCP server: provides different range IP addresses depending on the requesting device.
• DNS server: provides easy to remember names for devices which compose the service network. Specially interesting for device management and maintenance.
• Management server: composed by Network Management System (NMS) for Radio Access Network (RAN) and RCMS for Base Station (BS) view and configuration.
• Maintenance server: different and necessary services for network maintenance such as TFTP, SYSLOG, Time service (NTP), Speed test and File sharing.

The Application Server could be one or a combination of several physical servers. Each server could hold just one machine or a combination of different virtual machines. This will be decided depending on physical servers availability as well as their resources.

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