초록 ▼

A method and apparatus for collecting data objects of network devices into a customized aggregation, such as a management information base. A system administrator can choose the status information and the method of aggregation of the data objects. Objects are queried and modified, and are used to co

A method and apparatus for collecting data objects of network devices into a customized aggregation, such as a management information base. A system administrator can choose the status information and the method of aggregation of the data objects. Objects are queried and modified, and are used to control the network devices by protocols such as Simple Network Management Protocol.

대표청구항 ▼

A method and apparatus for collecting data objects of network devices into a customized aggregation, such as a management information base. A system administrator can choose the status information and the method of aggregation of the data objects. Objects are queried and modified, and are used to co

A method and apparatus for collecting data objects of network devices into a customized aggregation, such as a management information base. A system administrator can choose the status information and the method of aggregation of the data objects. Objects are queried and modified, and are used to control the network devices by protocols such as Simple Network Management Protocol. dem is in the on-hook state, setting an off hook impedance of the circuit to a first impedance level; and (b) subsequently, when the modem is in the off-hook state, (i) measuring a first voltage level on the telephone line at the modem, (ii) determining whether the first voltage level is lower than a predefined threshold voltage level, (iii) in response to a determination that the first voltage level is lower than the predefined threshold voltage level, changing the impedance of the circuit to a second impedance level lower than the first impedance level; and (iv) computing a first current level based on the first impedance level and the first voltage level, (v) determining whether the first current level exceeds a predefined threshold current level, and (vi) in response to a determination that the first current level exceeds the predefined threshold current level, modifying the impedance of the circuit to a third impedance level different than the first impedance level. 18. A method as claimed in claim 17, wherein determining whether the first current level exceeds a predefined threshold level comprises determining whether the first current level is greater than the predefined threshold current level. 19. A method as claimed in claim 17, wh