Complete Protocol dictionary, glossary and reference
XOT: X.25 Over TCP
X.25 Over TCP(XOT) is developed by Cisco to transport X.25 over IP internets. The X.25 Packet Level requires a reliable link level below it and normally uses LAPB. XOT is a method of sending X.25 packets over IP internets by encapsulating the X.25 Packet Level in TCP packets.