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ATIS 1000611.1991(R2013)
- Signalling System Number 7 (SS7) - Supplementary Services for Non-ISDN Subscribers (formerly T1.611-1991 (R2008) )
- standard by Alliance for Telecommunication Industry Solutions, 01/01/1991
- Publisher: ATIS
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This standard describes thirteen services for non-integrated services digital network (non-ISDN) subscribers along with their supporting SS7 protocols. They provide enhanced functionality for users with non-ISDN interfaces who access SS7 capable networks.