Network Services
Many Application layer components are network services. In earlier hours you might have read that a layer of the protocol system provides services for other layers of the system. In many cases, these services are a well-defined, integral part of the protocol system. In the case of the Application layer, the services are not all required for the operation of the protocol software and are more likely provided for the direct benefit of a user or to link the network with the local operating system.
The features available at the Application layer include the following:
File and print services
Name resolution services
Redirector services
Other important network services, such as mail services and network management services, are discussed ...
Get Sams Teach Yourself TCP/IP in 24 Hours, Third Edition now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
