TAOS 9.0.x has a DIR called CALL-SWITCHING. which is described as: Attributes for pass-through and net-to-net switching I'm having trouble finding any documentation for this command. All that's listed in the profile is this admin> read CALL-S CALL-SWITCHING read admin> list [in CALL-SWITCHING] enabled = no comparison-rule = { no } admin> Can anyone shed some light on this feature? Mark