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Brocade Extension 7840

Network2U
Brocade Extension 78402U24 ports

The Brocade 7840 is a 2U Gen 5 extension switch for replicating Fibre Channel, FICON and IP storage traffic between data centres. It has 24 Fibre Channel ports at 16 Gb/s, 16 ports of 1 or 10 GbE and two 40 GbE ports, and its WAN rate is scaled from 5 to 40 Gb/s by software licence. It is used for disaster recovery links and competes with the Cisco MDS 9250i for FCIP.

Also written as: Brocade 7840 Extension Switch

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Specifications

BrandBrocade
FamilyBrocade Extension
Form factor2U
Ports24x 16 Gb/s Fibre Channel/FICON, 16x 1/10 GbE and 2x 40 GbE
Form factor2U rackmount, back-to-front airflow
Power nominal (W)388
Power max (W)492
Weight kg20
Wan rate5 Gb/s to 40 Gb/s by licence, up to 80 Gb/s application throughput with compression

Compatible parts

Transceivers

Works together

How the Brocade Extension 7840 connects to servers, storage and the network: 1 way, with the parts and products on each path.

Fibre Channel SAN

Fibre Channel SAN

Match the speed: 16Gb and 32Gb FC HBAs, switches and array ports work together, and each generation also runs one or two speeds below its own (a 32Gb port runs at 16Gb and 8Gb).

Servers

Adapters for the server

Storage

Optics

Fibre Channel SAN: how it fits together

Plan and size it

Check compatibility with Brocade

Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that Brocade has tested with the Brocade Extension 7840.

Equivalent models from other brands

Buying a used 7840: what to check

Check which capacity and feature licences are installed, since the WAN rate, FICON and IPsec features are licence-gated and licences often stay with the original owner. Confirm both power supplies and the optics included, and the Fabric OS version.

FAQ

What ports does the Brocade 7840 have?

24 Fibre Channel/FICON ports at 16 Gb/s, 16 ports of 1 or 10 GbE and two 40 GbE ports.

How fast can the Brocade 7840 extend a link?

The WAN rate scales from 5 Gb/s to 40 Gb/s by software licence, and up to 80 Gb/s of application throughput with compression, depending on the data.

Buying or selling 7840?

New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.

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Sources