Clear-Com VOICE2 - Manual (Page 72)

Vitec Group Communications
VoICE IP Interface User Manual
4 - 2
REMOTE MATRIX OVER IP
The VoICE unit can be used to intelligently link up to four remote matrix
systems using Internet Protocol providing trunk functionality of matrix
systems without the need for a dedicated network connection. Each
VoICE unit handles up to four trunk lines.
Figure 4-2: Remote Matrix over IP
Note: VoICE 2.0 provides more efficient trunking by connecting 1
server to up to 4 clients and vice versa.