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Designed for both service providers and enterprises, Nortel Networks Multiservice Switch (MSS) 7400 can be used for access adaptation and backbone switching supporting Layer 2 VPNs, Layer 3 VPNs, circuit emulation, voice services and wireless applications. The MSS 7400 portfolio consists of the MSS 7420, MSS 7440, MSS 7460 and MSS 7480.

• Matches the cost/performance ratio required to manage capex constraints with 3, 5, 8 or 16 slot configurations.
• Provides the ultimate flexibility of nodal configurations with standards-based interfaces ranging in speed from 9.6kbps through 155Mbps with various levels of port densities.
• Offers high-node availability through fully redundant, common equipment.
• Ensures both network and platform scalability and a broad range of applications and solutions by offering up to 384 physical DS-1/E1 interfaces, 9,216 logical DS-0s circuits and 24,000 connections.