Direct-attached links
For short connections, the supplied AOC family covers 1 to 100m. DAC options are supplied in 1, 2, 3, 5, and 7m lengths.
AOC: 10G / 25G / 40G / 100G / 200GDAC: 10G / 40G / 100GArchitecture
A practical path from server to DCI edge
Use AOC and DAC for direct-attached links, then select transceivers by rate, reach, wavelength, connector, and package.
Server / NIC
AOC or DAC→
Leaf / ToR
25G / 40G / 100G→
Spine
ZR / ER / DCO→
DCI Edge
Deployment options
Choose by link distance
100G switching links
100G QSFP28 options include 100m SR4, 150m SR-BD, 2km CWDM4, 10km LR4, 20km BX20, 40km ER4, and 80km ZR4.
LC or MPO/MTPQSFP2825G and 40G links
25G QSFP28 options cover 100m, 10km, and 40km variants. 40G QSFP+ options cover 100m, 300m, 10km, 40km, and 80km variants.
SFP28 / QSFP+LC / MPOExact product data
Recommended product families
Distances and interfaces below are taken from the supplied product tables.
| Family | Model examples | Rate | Reach | Interface |
|---|---|---|---|---|
| 100G QSFP28 | CWDM4 / SR-BD / SR4 / LR4 / BX20 / ER4 / ZR4 | 100Gb/s | 100m to 80km | LC or MPO/MTP |
| 40G QSFP+ | ZR4 / LR4 / ER4 / SR4 / SR-BD / PSM4 | 40Gb/s | 100m to 80km | LC or MPO |
| 25G QSFP28 | SR / LR / BX10 / BX40 / CW59 / DW21 | 25Gb/s | 100m to 40km | LC |
| 10G SFP+ | SR / LR / ER / ZR / ZR+ / BX | 10Gb/s | 300m to 100km | LC |
| AOC | 10G, 25G, 40G, 100G, 200G models | 10Gb/s to 200Gb/s | 1 to 100m | Package varies by model |
| DAC | SFP-10G / QSFP-40G / QSFP28-100G | 10Gb/s to 100Gb/s | 1 / 2 / 3 / 5 / 7m | SFP / QSFP / QSFP28 |
