System access modules and a method of enabling a communication session. In
one embodiment, a system access module includes a call manager that
establishes a communications path through the system access module from a
telecommunications switch and maintains the communications path
therethrough for a duration of a call and a call coordinator, coupled to
the call manager, configured to extend a portion of the communications
path from the system access module to at least one intelligent peripheral
and release the portion before the duration of the call.