V3R-FX-INTERCOM 1RU interfaces from Optocore provide 4 port fiber respectively or CAT5 “SANE” ring connectivity allowing intercom to travel over the Optocore Audio network. These units also provide solutions for fiber muxing remote panels and interfaces to and from the Eclipse matrix. As part of a greater Optocore audio network they can also feed and receive program and IFB audio around the ring. The Optocore units also provide a redundant LAN for IP panels and/or PC Management from anywhere on the ring.