| Connection: | CSTA Phase III | ![]() |
| Driver required: | CA4000 | |
| Firewall ports required: | TCP: 1040 (default) | |
| Firmware version required: (for new installations) |
4 or later | |
| Other requirements: | A working CA4000 installation is required (this can be on the same server PC). The server software connects to the CA4000 installation, not directly to the telephone system. | |
| Directory download: | Extensions, Groups and Trunks.. |