Securities finance
System Goals
Brief Description of Requirements
Networking Scheme

Supports multiple recording modes such as voltage control, voice control, code control, continuous recording, and polarity reversal.
Supports power-off protection to ensure that important data and recordings are not lost.
Allows real-time monitoring of calls and viewing of line status.
Enables querying of recording results based on various conditions, such as call time, channel, call duration, and missed calls.
Automatically records the time, incoming/outgoing status, and duration of each call.
Supports online playback of recordings or playback after downloading and backup.
Allows configuration of different recording modes and parameters for each channel.
Enables scheduled recording, with recording plans set for specific time periods.
Supports the setting of a non-recording list, allowing selective recording based on numbers.
When the storage space reaches the preset limit, it can generate an alarm and automatically delete old recording files to implement cyclic recording.
Supports local, remote, and cloud backup storage of recording files.
Supports operation log recording, with important operations available for query.
Voice coding: G.711 a_law, u_law, mp3, ADCMP.
Recording encoding formats: ALAW (64kbps), ULAW (64kbps), mp3 (8kbps).
Network support: DHCP, static IP address, etc., facilitating network access.
Multi-level permission management, granting different permissions to different accounts to ensure the security of recording data in the recorder.
Supports incoming call pop-up and CRM (Customer Relationship Management).
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