Virtual Router Market Size, Share & Industry Analysis, By Offering (Software and Services), By Router Type (Enterprise & Branch Routers, Cloud & Transit Routers, Service Provider Edge Routers, Route Reflectors, and Broadband & Mobile Service Routers), By Customer Type (Communication Service Providers, Cloud Service Providers, Managed Network Service Providers, Enterprises, and Public Sector), By Industry (BFSI, IT & Telecommunications, Manufacturing, Healthcare & Life Sciences, Government & Defense, Retail & E-commerce, Energy & Utilities, and Others), and Regional Forecast, 2026-2034