Features
QSIG - Called/Busy Name Display
A QSIG Called Name or Busy Name displays on the calling party’s display as soon as the ALERTING or DISCONNECT message has been received, as long as the System Version is set to R6 or later configurations.
QSIG Path Replacement
DEFINITY ECS provides QSIG Additional Network Feature Path Replacement as defined in ISO/IEC 13863 and 13874. With this feature, a call’s connections between switches in a private network can be replaced with new connections while the call is active. This feature is invoked when a call is transferred and improvements may be made in costs. For example, after a call is transferred, the two parties on the transferred call can be connected directly and the unneces- sary trunks are dropped off the call. The routing administered at the endpoints may allow for a more
The best route is selected based on the preference assigned to routes in the Route Pattern form. Class of Restriction is adhered to in routing calls. This feature is not invoked on data calls because there is a period of time when information can be lost.
QSIG Path Retention
Path Retention maintains the signaling connection and permits the caller to invoke supplementary services. The network connection can be retained for more than one supplementary service if Path Retention has been invoked for that service.
Transit Counter
DEFINITY ECS provides QSIG Transit Counter as defined in ISO/IEC 6B032 and 6B033. It prevents indefinite looping, connections giving poor transmission per- formance, and inefficient use of network resources. This feature is invoked auto- matically for
Uniform Dial Plan
Provides a common 4- or
