作者: David Benco
DOI:
关键词: System software 、 Computer security 、 Computer network 、 Table (database) 、 Feature (computer vision) 、 Software 、 Service (systems architecture) 、 Set (abstract data type) 、 Encryption 、 License 、 Engineering
摘要: Feature activation has historically been performed exclusively at the system that will provide features to subscribers and/or users. The have built in as a part of software package. Even though in, they were only available for use by extent licenses those had purchased. When proper licensing fee is paid, an ON/OFF bit was set ON feature table. Features numerical values instead multiple entries table encrypted provider discourage tampering with or misappropriation telephone service features. With such arrangement, changes could be made sending personnel load new table, which also can latest version software. invention provides method and apparatus changing from server, remote centrally located. this are quickly without location effect change. owner change its want. license lines finer granularity short time periods offer different types obtain more revenue.