Global Leading Market Research Publisher QYResearch announces the release of its latest report "Multiservice Switches (MSS) - Global Market Share and Ranking, Overall Sales and Demand Forecast 2026-2032". Based on current situation and impact historical analysis (2021-2025) and forecast calculations (2026-2032), this report provides a comprehensive analysis of the global Multiservice Switches (MSS) market, including market size, share, demand, industry development status, and forecasts for the next few years. Telecommunications providers, utility network operators, and large enterprise infrastructure teams face a persistent challenge: legacy multiservice switch platforms—originally designed for Asynchronous Transfer Mode (ATM) and Frame Relay convergence—are reaching end-of-life while still supporting critical revenue-generating and operational traffic. Multiservice Switches (MSS) , historically led by Nortel's Passport line (over 40,000 units sold globally, now supported by Ericsson following asset acquisition), are high-capacity carrier-grade routing platforms that consolidate voice, data, and video services over a unified backbone. These systems run specialized operating systems (e.g., Passport Carrier Release) and provide mission-critical functions including: (1) ATM/Frame Relay to MPLS (Multiprotocol Label Switching) interworking, (2) TDM (Time-Division Multiplexing) circuit emulation, and (3) carrier-class reliability with N+1 redundancy and <50ms failover. While newer IP/MPLS routers have displaced MSS for greenfield deployments, an estimated 15,000-20,000 MSS units remain in active production worldwide, generating substantial migration and support services demand. 【Get a free sample PDF of this report (Including Full TOC, List of Tables & Figures, Chart)】 https://www.qyresearch.com/reports/5984197/multiservice-switches--mss Market Size & Growth Trajectory (Updated 6-Month Data, Q1–Q2 2026) The global market for Multiservice Switches (MSS) was estimated to be worth US 620millionin2025∗∗andisprojectedtoreach∗∗US485 million by 2032, representing a negative CAGR of -3.2% from 2026 to 2032. This market decline (in contrast to overall networking growth) reflects the ongoing multi-year migration from legacy multiservice switch platforms to modern IP/MPLS and Segment Routing networks. However, within this declining market, three sub-segments show stability or growth: Migration and professional services (+6.8% CAGR): Carriers require planning, testing, and cutover support to migrate off MSS without service disruption. Spare parts and maintenance (stable US$180-200 million annually): Utilities and government agencies with long depreciation cycles (15-20 years) continue operating MSS. Control processor upgrades (niche growth at +3.1% CAGR): Existing MSS operators refresh control plane components to extend operational life. Market Segmentation & Competitive Landscape The Multiservice Switches (MSS) market is segmented as below by component type and end-user vertical. Key participants (original equipment manufacturers and current support providers) include: Ericsson (acquired Nortel's carrier networks division, including Passport MSS portfolio), Cisco (competitor MSS replacements), HPE, NOKIA (formerly Alcatel-Lucent), H3C. Segment by Component Type Control Processor (~45% of market revenue) – Central processing modules handling routing protocols, signaling, and system management. Refresh/replacement demand driven by aging hardware (original units 1998-2010). Function Processor (~55%) – Line cards and service modules for ATM, Frame Relay, circuit emulation, and MPLS interworking. Segment by End-User Vertical Enterprise (largest segment, ~48%) – Large enterprises (financial services, manufacturing, healthcare) with legacy ATM/Frame Relay networks. Public Utility (~32%) – Electric, water, and gas utilities using MSS for SCADA and operational technology (OT) networks. Residential (~12%) – Declining; legacy broadband aggregation MSS being retired. Others (~8%, including government/military, transportation) Industry Layering: Legacy ATM/Frame Relay Operators vs. Migration Planners vs. Spare Parts Buyers – An Original Insight Our exclusive analysis reveals distinct behaviors across three market participant categories: Legacy MSS operators (utilities, government, financial services) prioritize operational stability and extended lifecycle support. In a QYResearch asset manager survey (April 2026), 62% of MSS operators reported no firm migration date, citing high risk of service interruption (e.g., utility SCADA downtime unacceptable). These organizations pay premium rates (30-50% above original MSRP) for spare parts from third-party brokers. Migration planners (tier 2/3 carriers, large enterprises) prioritize risk-managed cutover strategies. Migration projects average 18-36 months, with parallel operation of legacy MSS and new IP/MPLS routers during transition. Professional services spend averages US$500,000-2 million per MSS-to-IP migration. Spare parts buyers (all categories) prioritize vendor qualification and counterfeit avoidance. Certified aftermarket suppliers (with component traceability to original Ericsson/Nortel manufacturing) command 40-60% price premiums over uncertified brokers. Key Policy Drivers (January–June 2026) US FCC Part 68 Equipment Authorization (2026 update) : Legacy MSS devices supporting TDM interfaces (T1/E1) remain subject to grandfathering provisions, but replacement control processors require recertification. EU Critical Entities Resilience (CER) Directive (2026 enforcement) : Utilities operating MSS for OT networks must demonstrate migration plans to supported platforms by 2029 or implement compensating controls. China MIIT Legacy Network Phase-Out Guidance (2026) : Recommends retirement of ATM/Frame Relay infrastructure by 2030, accelerating MSS migration planning. User Case Study – Regional Utility MSS Migration (Midwest United States, 2025–2026) A Midwest US electric utility (1.2 million customers) began migration from Ericsson MSS (Nortel Passport) to modern IP/MPLS routers for SCADA and distribution automation. After 15 months (data reported March 2026): migrated 35% of 180 MSS nodes with zero customer outages, reduced mean-time-to-repair (MTTR) from 18 hours to 4 hours on migrated sites, and established parallel operation framework for remaining nodes. Project budget: US$8.2 million over 36 months (including new hardware, professional services, and staff training). Technical Challenges & Innovation Frontiers For remaining MSS operators, three technical challenges persist: Proprietary operating system expertise erosion: Original Nortel/Ericsson MSS engineers are retiring. Solution: Knowledge transfer programs and third-party support contracts (available from 5 certified vendors globally). Control processor hardware availability: Original ASICs and memory modules are no longer manufactured. Innovation: FPGA-based control processor emulation (commercial prototype demonstrated Q1 2026) enables continued operation. Interoperability with modern OSS/BSS: Legacy MSS management interfaces (CLI, SNMPv1) lack support for modern telemetry (gNMI, OpenConfig). Solution: protocol gateway appliances that translate between legacy and modern APIs. Exclusive Regional Outlook (QYResearch 2026 Update) By 2030, North America will maintain 52% of remaining MSS installed base (utilities and government). Europe follows at 28% (carrier consolidation accelerating). Asia-Pacific holds 15% (China's phase-out guidance driving faster migration). Rest of World accounts for 5%. Contact Us: If you have any queries regarding this report or if you would like further information, please contact us: QY Research Inc. 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