Solstice X.25 9.2 forms part of a complete networking solution. As such, it interworks with other products--both from Sun and from other vendors. You can use the following software, available from Sun Microsystems, with the Solstice X.25 9.2 product:
You can run the OSI protocol stack, using the Solstice X.25 9.2 product as the bottom 3 layers.
You can run Solstice X.25 9.2 on an FDDI network.
This is the High Speed Interface, available from Sun Microsystems. This provides four WAN interfaces and allows for higher speeds and better performance than the onboard serial port.