ETSI EN 301 131:1999
Integrated Services Digital Network (ISDN); Teleaction Teleservice; Service Description (V1.1.1)

Standard No.

ETSI EN 301 131:1999

Release Date

1999

Published By

ETSI - European Telecommunications Standards Institute

Latest

ETSI EN 301 131:1999

ETSI EN 301 131:1999 history

• 1999 ETSI EN 301 131:1999 Integrated Services Digital Network (ISDN); Teleaction Teleservice; Service Description (V1.1.1)
• 1998 ETSI EN 301 131:1998 Integrated Services Digital Network (ISDN); Teleaction Teleservice; Service Description (V1.1.1)