User manual

Please refer to a GR-30-CORE, LSSGR standard for details on utilizing TAS signal and its effect to Caller ID
transmission.
4.2.1.8 Idle State Alert Tone for UK Caller ID transmission
This tone is specic to a UK BT Caller ID transmission and being use only when UK Caller ID
Type is selected on FXS ports.
Please refer to a European Telecommunications Standard ETS 300 001 for details on using this tone.
4.2.2. Disconnect Supervision
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User Manual
Public Switched Telephone Network (PSTN) Simulators