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Connectivity and Transceivers Types

This section provides information about the connectivity types (transceivers) supported by QFX5220, QFX5230, QFX5240, and QFX5241 Switches.

Before working on any switch, you must know the connectivity types a switch can offer and the associated use cases.

Table 1: QFX Series Switches: Connectivity Types and Use Cases

Platform Type

Transceiver Type

Speed

Reachability

Fiber Type

Use Case

QFX Series Switch

DAC

800G

1m–2m

Twinax Copper

Intra-rack, server to TOR

400G

1m, 2m, 2.5m

100G

1m, 3m, 5m, 2m (breakout)

40G

50cm, 1m, 3m, 5m

10G

1m, 2m, 3m, 5m, 7m, 10m

AOC

800G, 400G, 100G, 40G, 10G

1m, 3m, 5m, 7m, 10m, 15m, 20m, 30m

Fiber

TOR to leaf switch, rack to rack

VR

800G, 400G

<50m

Multimode

Intra-rack, server to TOR

SR

100G, 2X100G, 40G, 25G, 10G

<100m

Multimode

TOR to leaf switch, short intra-DC connections

DR

800G, 2X400G, 400G, 100G

500m

Single-mode

Spine-and-leaf in large pods, AI/ML clusters

DR+, FR

800G, 2X400G, 400G, 4X100G, 8X100G, 100G

<2km

Single-mode

Leaf to spine or spine to spine across buildings

LR

2x400G, 8X100G, 400G, 4X100,2X100G, 100G, 40G, 4X10G, 10G, 25G

10km

Single-mode

Interbuilding within campus or metro access

ZR

400G, 100G

Up to 80km (unamplified) and 140km (amplified)

Single-mode

Distributed data center interconnect, Metro, regional, and core networks, Edge and DCI deployments, packet-optical convergence
Note:

For more information about transceivers, see What is meant by DR, FR, LR, and VR in an optic?

For more information about transceivers and cables supported by the QFX5220, QFX5230, QFX5240, and QFX5241 Switches, see the respective sections in the Hardware Compatibility Tool (HCT), as listed here: