Fax Machines with 3CX PhoneSystem and Grandstream GXW-4004/4008/4024

IMPORTANT: This device has been tested for Inbound and Outbound Fax with the following firmware version: Program – 1.0.3.10; Bootloader – 1.0.0.7; Core – 1.0.0.54; Base – 1.0.0.97 Note: This functionality is intended for use with …

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Fax Machines with 3CX PhoneSystem and Grandstream GXW-4004/4008/4024

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