CSN ETS 300 261-1995
Private Telecommunication Network (PTN); Inter-exchange signalling protocol; Call transfer supplementary service

Standard No.

CSN ETS 300 261-1995

Release Date

1995

Published By

CZ-CSN

Latest

CSN ETS 300 261-1995

CSN ETS 300 261-1995 history

• 1995 CSN ETS 300 261-1995 Private Telecommunication Network (PTN); Inter-exchange signalling protocol; Call transfer supplementary service