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3. Software Introduction
3.1 General Overview
The software architecture of the IDL-2402 is shown in the figure below. It can be divided
into three layers: the management layer, the OAM&P layer, and the firmware layer.
As in the figure, CLI shell, SNMP agent, and WEB server are in the top-most layer
(management layer) of the system software and offering OAM&P function of the DSLAM
based on the conceptual management features as follows:
Configuration Management
Performance Management
Fault Management
The IDL-2402 uses flash memory as the database (DB) to store system configuration
parameters. The firmware layer includes ADSL drivers, Memory and I/O control, etc.
Figure 3-1
Management Software Model
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