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The AT&T service circuit node: A new element for providing intelligent network services
AT&T's A-I-Net service-circuit node provides internal network access to a programmable node that has highly specialized service circuits. Expand
1A voice storage system: Software
The new Custom Calling Services II (CCS II) have been provided by adding a 1A Voice Storage System (1A VSS) as a new node in the Stored Program Control network. Expand