Note: With the most recent enhanced firmware update, a regular IXGW-LC can replicate the features of an IXGW-LC-RY20. See instructions for it here:
IX | IXG Series- Comparing the IXGW-LC and IXGW-LC-RY20 (IXG Support Tool)
Call Capacity (IX & IXG Support Tool)
Changing Volume Settings (IX & IXG Support Tool)
IX-MV7 & IXG-MK Comparison
IX | IXG Series- Comparing the IXGW-LC and IXGW-LC-RY20 (IXG Support Tool)
Locating the System Configuration file (IXG Support Tool)
Speed Dial Definitions for IX | IXG Series Answering Stations (IX & IXG Support Tool)