Who Is Riverbed?

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Riverbed Presents at Tech Field Day Extra at VMworld US 2014

Company: Riverbed

Video Links:

Personnel: Eric Carter

Eric Carter of Riverbed introduces the company.


Riverbed on Challenges with Branch IT

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Riverbed Presents at Tech Field Day Extra at VMworld US 2014

Company: Riverbed

Video Links:

Personnel: Omer Asad

Omer Asad of Riverbed discusses the challenges in branch IT.


Nuage Networks Virtual Services Platform

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Nuage Networks Presents at Tech Field Day Extra at VMworld US 2014

Company: Nuage Networks

Video Links:

Personnel: Florin Balus

Florin Balus, co-founder, introduces the Nuage Networks Virtual Services Platform.


Nuage Networks Application Designer

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Nuage Networks Presents at Tech Field Day Extra at VMworld US 2014

Company: Nuage Networks

Video Links:

Personnel: Florin Balus

Florin Balus, co-founder, gives an overview of the Nuage Networks Application Designer.


Nuage Networks Application Designer Demo

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Nuage Networks Presents at Tech Field Day Extra at VMworld US 2014

Company: Nuage Networks

Video Links:

Personnel: Florin Balus

Florin Balus, co-founder, demonstrates the Nuage Networks Application Designer.


Nuage Networks Introduction and Vision

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Nuage Networks Presents at Tech Field Day Extra at VMworld US 2014

Company: Nuage Networks

Video Links:

Personnel: Florin Balus

Florin Balus, co-founder, introduces Nuage Networks and discusses their vision.


Zerto Demo

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Zerto Presents at Tech Field Day Extra at VMworld US 2014

Company: Zerto

Video Links:

Personnel: Shannon Snowden


Zerto Vision

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Zerto Presents at Tech Field Day Extra at VMworld US 2014

Company: Zerto

Video Links:

Personnel: Gil Levonai


Zerto Architecture

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Zerto Presents at Tech Field Day Extra at VMworld US 2014

Company: Zerto

Video Links:

Personnel: Joshua Stenhouse

Shannon Snowden, Senior Technical Marketing Architect, and Gil Levonai, Vice President of Product and Marketing discuss Zerto’s vision of the market and give and overview of the Zerto solution.


SanDisk VAIO Server-Side Caching

Event: Tech Field Day Extra at VMworld US 2014

Appearance: SanDisk Presents at Tech Field Day Extra at VMworld US 2014

Company: SanDisk

Video Links:

Personnel: Serge Shats

Serge Shats, Engineering Fellow, discusses SanDisk’s server-side caching solution for VMware APIs for I/O filtering.


SanDisk APIs for IO Filtering Overview

Event: Tech Field Day Extra at VMworld US 2014

Appearance: SanDisk Presents at Tech Field Day Extra at VMworld US 2014

Company: SanDisk

Video Links:

Personnel: Rich Petersen, Serge Shats

Rich Petersen, Director of Marketing, and Serge Shats, Engineering Fellow, discusses VMware APIs for I/O Filtering and SanDisk’s implementation.


DataGravity Introduction and Demo

Event: Tech Field Day Extra at VMworld US 2014

Appearance: DataGravity Presents at Tech Field Day Extra at VMworld US 2014

Company: DataGravity

Video Links:

Personnel: David Siles, Paula Long

Paula Long, CEO and co-founder and David Siles, VP Channels and Alliances, introduce DataGravity and provide a demo of the product.


SolarWinds View of the World

Event: Tech Field Day Extra at VMworld US 2014

Appearance: SolarWinds Presents at Tech Field Day Extra at VMworld US 2014

Company: SolarWinds

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Personnel: Joel Dolisy, Suaad Sait

Suaad Sait, Executive Vice President Products and Markets, and Joel Dolisy, CTO and CIO, discuss the Solarwinds perspective on the performance of hybrid IT as well as the importance of integration.


Who Is Asigra?

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Asigra Presents at Tech Field Day Extra at VMworld US 2014

Company: Asigra

Video Links:

Personnel: Carlos DaSilva

Carlos DaSilva, Product Manager, introduces Asigra and discusses their products.


Asigra Recovery License Model Adoption

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Asigra Presents at Tech Field Day Extra at VMworld US 2014

Company: Asigra

Video Links:

Personnel: Carlos DaSilva

Carlos DaSilva, Product Manager, discusses the adoption of the Asigra Recovery License Model.


Asigra Architecture and Replication

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Asigra Presents at Tech Field Day Extra at VMworld US 2014

Company: Asigra

Video Links:

Personnel: Carlos DaSilva

Carlos DaSilva, Product Manager, discusses the architecture of Asigra’s solutions as well as the new virtual machine replication functionality.


Asigra File Level Recovery

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Asigra Presents at Tech Field Day Extra at VMworld US 2014

Company: Asigra

Video Links:

Personnel: Carlos DaSilva, Marcin Warzywoda

Carlos DaSilva, Product Manager, and Marcin Warzywoda, Senior Software Engineer, discuss Asigra’s File Level Recovery capability.


Asigra Office 365 Backup and Recovery

Event: Tech Field Day Extra at VMworld US 2014

Appearance: Asigra Presents at Tech Field Day Extra at VMworld US 2014

Company: Asigra

Video Links:

Personnel: Carlos DaSilva

Carlos DaSilva, Product Manager, introduces Asigra Backup and Recovery for Office 365 and demonstrates the product.


Cisco RX-SOP Deep Dive

Event: Wireless Field Day 7

Appearance: Cisco Presents at Wireless Field Day 7

Company: Cisco, Cisco Mobility

Video Links:

Personnel: John Blosco, Kshitij Mahant

Kshitij Mahant, Technical Marketing Engineer, introduces RX-SOP for high-density WLAN environments. He is joined by John Blosco, Technical Lead, who presents the details of RX-SOP. After some time at the whiteboard, the pair answer questions from the Tech Field Day delegates and show real-world examples.


Cisco MU-MIMO Deep Dive

Event: Wireless Field Day 7

Appearance: Cisco Presents at Wireless Field Day 7

Company: Cisco, Cisco Mobility

Video Links:

Personnel: Matt Silverman

In the Tech Field Day presentation titled “Cisco MU-MIMO Deep Dive,” Matt Silverman, a Technical Leader at Cisco, provides an in-depth exploration of MIMO technology, focusing on the transition from single-user MIMO (SU-MIMO) to multi-user MIMO (MU-MIMO). Silverman begins by explaining the basics of SU-MIMO, which has been a part of the 802.11 standards since the ABG iterations. SU-MIMO allows for the transmission of multiple spatial streams to a single client, thereby increasing throughput and capacity. However, this requires multiple antennas on both the access point (AP) and the client. The introduction of 11n and 11ac standards has enabled higher data rates, but the presence of lower data rate clients, such as those with one or two antennas, can still drag down overall network performance.

Silverman then delves into the mechanics of MU-MIMO, which aims to enhance overall network capacity by transmitting different spatial streams to multiple clients simultaneously. This approach is particularly beneficial in environments with a mix of high and low data rate clients. By sending one spatial stream to each client, MU-MIMO can optimize the use of available bandwidth and reduce contention events, which occur when multiple devices compete for access to the wireless medium. Silverman explains that the AP must perform complex beamforming and nulling techniques to ensure that each client receives its intended spatial stream without interference from others. This involves sophisticated channel sounding protocols, where the AP periodically sends out frames to measure the channel conditions and adjust its transmission strategy accordingly.

The presentation also addresses the challenges of implementing MU-MIMO, such as the need for frequent channel sounding and the difficulty of maintaining accurate beamforming in dynamic environments. Clients that are mobile or located at the edge of the cell may require more frequent channel updates, which can introduce overhead and reduce the efficiency of MU-MIMO. Silverman emphasizes the importance of intelligent scheduling and firmware that can dynamically decide whether to use SU or MU-MIMO based on current network conditions. He also notes that while MU-MIMO can significantly improve performance in high-density environments like stadiums, it is not a one-size-fits-all solution and must be carefully integrated into the overall network design.