40 Gbps QSFP+ break-out cable to 4x10G SFP+0 Gbps QSFP+ break-out cable to 4x10G SFP+   . This cable will let you enjoy all the benefits of our new switch with the 40 Gbps ports without upgrading your whole network setup. You can connect the CRS326-24S+2Q+RM to 4 other 10G SFP+ devices in a breeze, since the QSFP+ and SFP+ modules are integrated. The cable is 3 meters long, which should be enough for most setups.