Digital Subscriber Signalling System No. 2: Basic Look-Ahead - Series Q: Switching and Signalling Broadband ISDN - B-ISDN Application Protocols for Access Signalling Study Group 11; 24 pp
This Recommendation defines the operation of the Digital Subscriber Signalling System No. 2 (DSS 2) for the handling of the Look-Ahead feature that may be supported, as a network option, prior to Basic call and connection control at the TB or at the coinc