The 80 channels 2.5G system is having a unique appreciation from operators to create their access networks and migrating SDH links to DWDM systems.

2.5G Transponder

• Client ports: 2 x SFP support (850 MM, 1310 & 1550 SM options)
• Network ports: Single pluggable network interface
• Applications: OTU-1, STM-16, OC-48, GbE
• FEC modes: FEC support on network interface
• ECC modes: GCC0,1,2 and DCCr (SDCC) support
• Mapping/Framing: Non-SDH services mapped into OTU frame by over-clocking
• PM: Full set of digital PM options for all services , packet statistics for GbE clients, 3 TCM layers
• Error forwarding: (G)-AIS and RDI support
• Protection: VSM protection, channel card protection
• Wavelength spectrum: DWDM (41ch C- and L-Band) and CWDM (16ch)

2.5G Muxponder

• Client ports: 4 x SFP support (850 MM, 1310 & 1550 SM options)
• Network ports: Fixed or dual pluggable network interface versions
• Applications: GbE, FC 1G, FC 2G, FICON, FICON Express
• FEC modes: none
• ECC modes: DCCm/r (L/SDCC) support on network side I/F
• Mapping/Framing: GbE with GFP-F and GFP-T mapping, FC 1G and 2G (and FICON/FICON Express) with GFP-T mapping only, VC-4/VC-3 and STS-1 granularity, Jumbo Frame support in GFP-T mode, GbE bandwidth adjustable 1Mbit/s steps in GFP-F mode
• PM: Full set of digital PM options for all services (B1/B2 for SDH/Sonet, CV/DE for 8B/10B)
• Error forwarding: AIS and RDI support on network I/F
• Protection: VSM protection, channel protection
• Wavelength spectrum: DWDM (41ch C-Band and L-Band) and CWDM (8ch)