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- Required for each 3rd-Party SIP telephone or ST500 Cell App
- Not required for SL2100 IP telephones or ML440 handsets
- Requires VOIP channel (8 are built into the CPU). Additional VoIP channels can be added with the VoIP Daughter Board (BE116500) & appropriate quantity of VoIP Channels for the system configuration
- Maximum (112) SIP Stations (SL2100 & 3rd-Party) per system
- Choosing a selection results in a full page refresh.
- Press the space key then arrow keys to make a selection.