Arista joins Cisco, Dell at 25G

14.09.2015
Arista Networks this week became the latest major vendor to roll data center switches that support 25G, 50G and 100Gbps Ethernet.

Arista also upgraded its operating system software to support the new switches and give them a number of new features to enhance uptime, and avoid resets and reloads.

The new Arista 7060X, 7260X and 7320X fixed-leaf and modular spine

switches are based on Broadcom’s Tomahawk chipset. Tomahawk silicon delivers 3.2Tbps switching capacity – 32 100G ports -- and SDN-optimized engines in a single chip, and features all-25G per-lane interconnect, enabling transformation to 25G and 50G Ethernet networks and eventually up to 100G.

+MORE ON NETWORK WORLD: Ethernet switching in high gear in Q2+

The new switches include:

Arista joins Cisco and Dell in announcing Tomahawk-powered switches. Arista and Broadcom were founding members of the 25 Gigabit Ethernet Consortium.

The switches are complemented by enhancements to Arista’s EOS operating system software. The enhancements include Smart System Upgrade, for making traffic loss during upgrades unnoticeable to applications; and hitless speed change for changing a port speed without resetting or reloading the entire switch.

All of Arista’s new switches run the same EOS binary image and support for the full EOS feature set, Arista says.

All new switches are also supported by Arista’s CloudVision workload automation and orchestration software.

Arista also announced availability of new 40G and 100G optics, including an industry compatible 40G BiDi transceiver that operates over multi-mode fiber. The company is also offering a choice of 100G connections for server-to-leaf and leaf-to-spine connections, including Active Optical Cables, 100GBASE-SR4 and 25GbE breakout cables.

The 7060CX-32 and 7260QX-64 are available now with pricing starting at under $1,000 per 100GbE port. The EOS enhancements are also available now.

The 7050X switches will be available in the fourth quarter, along with the 7320X and the new 40G and 100G optics.

(www.networkworld.com)

Jim Duffy

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