ISDN Port Cable Pin Assignments A-510BaseT Connecting CableThe 10BaseT port terminates with an RJ45 connector which can beconnected to the 10BaseT port on another device. The table belowshows the pin-outs for a straight through cable.ISDN Port Cable Pin AssignmentsBasic Rate ISDN connections use the same cable as 10BaseTconnections. For information on Primary Rate ISDN connections, seethe AccessBuilder 7000 PRI Interface Module User Guide.