SLT phone

A SLT phone can be received CLI from internal caller instead of station number by programming when it’s tranfering.
To transfer to SLT when it’s CO call
1. An User answers a call from CO with CLI
2. The User is transfering to another SLT
3. The SLT can see CLI of CO instead of station number
1. If this function works well, the system should be set ORI in ADM 114-B18.