Arista CAB-SFP-SFP-1M-Arista | 10G SFP+ Passive DAC Cable, 1m Copper Twinax

Q: What is the maximum distance for this passive DAC cable?
A: The CAB-SFP-SFP-1M is a 1-metre passive copper twinax cable designed for short-reach connectivity within a rack or between adjacent racks. Passive DAC cables are typically suitable for distances up to 5 metres.

Q: Is this cable compatible with other vendors' equipment?
A: While this cable is programmed for Arista Networks equipment, many third-party compatible versions are available that support cross-vendor compatibility. Check with your supplier for multi-vendor coding options if connecting Arista to other brands.

Q: What are the advantages of passive DAC over optical transceivers?
A: Passive DAC cables offer significant cost savings compared to optical transceivers and fibre, consume virtually no power, provide lower latency, and require no separate optics or fibre infrastructure for short-distance connections.

Q: Can this cable support both 10G Ethernet and Fibre Channel?
A: Yes, the CAB-SFP-SFP-1M supports multiple protocols including 10 Gigabit Ethernet (10GBASE-CR), 8G Fibre Channel, and Fibre Channel over Ethernet (FCoE), making it versatile for data centre and storage applications.

Q: Does this cable require any special licensing or configuration?
A: No, passive DAC cables are pre-programmed and hot-pluggable. Simply insert them into compatible SFP+ ports on both ends and they will be automatically recognized by Arista switches, routers, or storage systems without additional configuration.