ISDN User Part (ISUP) - Definition or Meaning

ISDN User Part (ISUP)

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Definition of “ISDN User Part (ISUP)” :

ISDN User Part (ISUP) is a component of the Signaling System No. 7 (SS7) used in telecommunication networks. It is responsible for establishing, managing, and terminating circuits or calls across the network, ensuring seamless voice and data communication.

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