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- Communication Server 2000
(Formerly known as Succession Communication Server) A member of Nortel Networks Voice over IP portfolio enabled by Succession products, the Succession Communication Server 2000 operates in a multi-vendor network in which services are decoupled from connectivity. This network architecture is scalable, transport-efficient, and feature-rich.

- Communication Server 2000-Compact
Formerly Known As: Succession Communication Server 2000-Compact.

- Media Gateway 4000
The Media Gateway 4000 (Previously known as Succession Multi-service Gateway 4000). 4000 (MG 4000) is a robust platform that spans the TDM and ATM domains by accepting TDM trunk signaling and translating the output into ATM/IP formats.

- Media Gateway 3200 Trunk Gateway
The Nortel Media Gateway 3200 is a digital trunk gateway connecting 1 to 16 E1 or T1 spans (480 E1 voice channels or 384 T1 voice channels) from the PSTN or a PBX to a packet network.

- Media Gateway 3500 Trunk Gateway
The Nortel Media Gateway 3500 is a digital trunk gateway connecting up to 96 E1 or T1 spans (2,880 E1 voice channels or 2,304 T1 voice channels) from the PSTN or a PBX to a packet network.

- Media Gateway 9000
Formerly Known As: Succession Media Gateway 9000.

- Universal Audio Server
The Universal Audio Server (UAS) is being replaced by the Media Server 2000 series of media servers for tones, announcements and lawful intercept.

- Universal Signaling Point
The Universal Signaling Point (USP) is the signaling gateway between circuit switched and packet networks.

- Universal Number Portability (NP) Master
View Network DiagramBased on Nortel next generation signaling architecture, the Universal Number Portability (NP) Master is physically compact, yet delivers the flexibility to support a variety of dial-plans and country-specific portability requirements in either a standalone or integrated STP/NP configuration.
