Optical Wavelength Services Market Size, Share & Industry Analysis, By Transmission Rates (Less than 100 G, 100 G - 200 G, 201 G - 400 G, and 401 G - 800 G), By Configuration Type (Ethernet, Transparent Synch Frame, and Optical Transport Network), By Attributes (Metro, Long-haul, and Short-haul), By Industry (BFSI, Healthcare & Life Sciences, IT & Telecom, Manufacturing, Retail & E-commerce, Government, and Others), and Regional Forecast, 2026-2034