Ruckus Wireless Unveils Smart Mobile Wi-Fi Portfolio Enabling Operators to Strategically Integrate 802.11 with Cellular Networks

By Ruckus Wireless, PRNE
Sunday, February 13, 2011

Extensive Radio, Backhaul and Core Gateway Technologies Help Operators Deliver Higher Traffic Density at a Lower Total Cost of Ownership While Paving the Way for 4G Heterogeneous Networks

BARCELONA, Spain, February 14, 2011 - MOBILE WORLD CONGRESS — Ruckus Wireless(TM)
(www.ruckuswireless.com/) today unveiled a comprehensive product and
technology roadmap, including a new category of mobile Wi-Fi gateways, aimed
at helping mobile operators cleanly integrate carrier-purposed Smart Wi-Fi
(www.ruckuswireless.com/carriers) technology into 3G and 4G cellular
infrastructures.

With these new Ruckus products and technologies, mobile operators will
now be able to deliver Wi-Fi services more economically by leveraging their
existing mobile core networks to realize immediate capacity relief and
enhance the subscriber experience - giving them a head start in the broadband
race to create a next generation heterogeneous network footprint.

"What the Internet did to transform how we access content and services,
the mobile Internet is now doing to liberate when and where we can get
access," said Selina Lo
(www.ruckuswireless.com/company/management/selina-lo), president and
CEO of Ruckus Wireless. "Wi-Fi is becoming an integral part of the mobile
network fabric that enables this revolution. Its role in the mobile Internet
ecosystem will endure as long as the appetite for access continues unabated,
even with LTE becoming a reality," said Lo.

With Wi-Fi embedded in virtually every mobile Internet device, common
hotspot services have quickly become a required offering among competitive
carriers. Wi-Fi hotspots (www.ruckuswireless.com/carriers/3g-offload)
are also a quick and cost-effective way for mobile operators to inject
wireless capacity in areas of high usage, thereby alleviating the pressures
on 3G (www.ruckuswireless.com/carriers/3g-offload) infrastructures
caused by the explosion of mobile Internet data traffic.

However, the lack of integration between Wi-Fi hotspots and cellular
networks is hampering operators from delivering a seamless and consistent
subscriber experience to the exploding population of smartphone and tablet
users. Having to maintain separate management and back-end systems over the
long term increases operational overhead and limits operators' flexibility in
creating new services.

"Ruckus has again innovated new products and technologies that not only
streamline Wi-Fi deployment and operations for carriers but will ultimately
make it easy for mobile users to move from Wi-Fi to cellular and back without
fumbling with network selection and passwords, losing sessions or having to
be aware of which wireless technology their devices are using," said Lo. The
Ruckus Mobile Wi-Fi portfolio features a new Wireless Services Gateway (WSG),
the industry's first mobile Wi-Fi gateway that acts as a central point of
control for Smart Wi-Fi access points while enabling seamless service
integration with the mobile core. Ruckus has also extended its patented
BeamFlex smart antenna and Smart Mesh
(www.ruckuswireless.com/technology/smartmesh) backhaul
(www.ruckuswireless.com/carriers/backhaul) technologies to enable
broad deployment of multi-access, small cell base stations in the future. The
Ruckus Mobile Wi-Fi solution is the ideal foundation for operators looking
to:

    - increase the reliability of unlicensed spectrum Wi-Fi services;
    - add coverage and capacity at the lowest possible cost;
    - integrate Wi-Fi with cellular core services over standard 3GPP
      interfaces;
    - simplify the subscriber experience with auto-provisioning of Wi-Fi
      client devices;
    - leverage Smart Wi-Fi to supply cost effective backhaul for future
      microcell services; and
    - enable transparent roaming between Wi-Fi and 3G/4G networks in the
      future.

Introducing the Ruckus Wireless Services Gateway for Seamless Cellular
Integration

The new Ruckus WSG is the industry's first Mobile Wi-Fi gateway combining
3GPP WLAN access gateway (WAG) functions and advanced WLAN controller
capabilities on a scalable, carrier-purposed platform.

Situated between the Wi-Fi network and the mobile core, the Ruckus WSG
interfaces with core AAA systems for client authentication and policy
setting. Supporting a variety of client authentication methods including
802.1x EAP-SIM/AKA, MAC address, and WISPr-based captive portal, the WSG
enables a myriad of hotspot business models such as free, usage-based,
ad-based, premium and wholesale services.

The WSG also enables seamless mobility across Wi-Fi APs for both
SIM-based and non-SIM devices by keeping a local mobility cache, obviating
the need to burden expensive core resources with every Wi-Fi mobility event.
This is crucial as mobility events may occur within small cell topologies
much more frequently than current core systems, designed for macro cellular
networks, are able to handle.

Patented automatic client provisioning technology on the WSG allows
popular client devices to be automatically configured for access upon service
activation. Subscribers no longer need to sign on explicitly every time they
access hotspot services. This further enhances the experience of the user
while maximizing traffic offload for the operator. Giving operators maximum
architecture flexibility, the Ruckus WSG supports the following traffic
forwarding options:

    - local breakout at the AP to offload the entire Wi-Fi data path from the
      WSG;
    - secure tunnel from the AP to the WSG with local breakout at the WSG, to
      offload Wi-Fi traffic from the backhaul and the core network; and/or
    - various tunneling options to direct traffic from the WSG to forwarding
      gateways in the mobile core.

The Ruckus WSG also incorporates advanced WLAN controller services
critical for the deployment and optimization of large-scale Wi-Fi networks.
Smart Mesh management provides auto-formation, auto-optimization and
auto-healing of mesh topologies allowing operators to install APs at
locations where wired backhaul isn't available. Dynamic RF management on the
WSG continuously optimizes power and channel settings across downstream APs
to mitigate interference and maximize overall network capacity. In
high-density locations, automatic load balancing of clients across adjacent
APs increases network performance and enhances user experience.

Integrating a carrier-grade Wi-Fi element management system (EMS), the
WSG is capable of managing tens of thousands of Ruckus Smart Wi-Fi APs and
hundreds of thousands of Wi-Fi clients. The advanced EMS provides tools for
AP auto-discovery and provisioning, capacity planning and management, SLA
visibility, advanced Wi-Fi troubleshooting, and trending reports and
customized graphs. It also provides an API for integration with existing
carrier NMS/OSS systems.

Built on a distributed architecture, Ruckus WSGs can be clustered to
provide unmatched linear scalability and resiliency. Available in the second
half of 2011, the Ruckus WSG can process up to 20Gbps of throughput per 2U of
rack space and manage up to 10,000 Ruckus Smart Wi-Fi access points.

Reliable Wi-Fi Coverage Now, Add Small Cellular Radios Where and When
Needed

The demand for capacity and speed is driving mobile operators towards a
heterogeneous network strategy - augmenting macro cellular networks with many
smaller radios in high-density locations. While the technologies for
large-scale heterogeneous networks are still in development, operators can
now put in motion a deployment process with Ruckus Smart Wi-Fi.

One of the practical challenges in small cell deployments is site
acquisition, a costly and time-consuming process, and literally a
battleground for land grab. By deploying Ruckus Smart Wi-Fi APs today,
operators can quickly establish their small cell site footprint. Future radio
deployments can make use of the same mounting positions, leasing arrangement,
power and backhaul systems already in place.

The Ruckus Mobile Wi-Fi portfolio brings together the complete collection
of indoor and outdoor Ruckus ZoneFlex(TM) APs that can be fully managed by
the Ruckus WSG. All ZoneFlex APs are equipped with patented BeamFlex smart
antenna technology for automatic interference avoidance, critical in assuring
performance, range and reliability in unlicensed spectrum operations.
ZoneFlex outdoor access points are delivered in form factors that are
aesthetically suitable for street-level deployment and packaged for single
pole-climber installation.

Cost Effective Backhaul for Small Cells with Smart Meshing

A missing piece of the puzzle in realizing massive outdoor small cell
implementations is the backhaul. Fiber may not be readily available at all
the small cell sites. Microwave backhaul requires line-of-sight which cannot
be guaranteed at the street level. Other backhaul methods, such as WiMAX and
proprietary wireless, can add significant CAPEX and OPEX when deployed on a
large scale. And self-backhaul, using already scarce licensed spectrum
resources, will impact access performance.

Ruckus Smart Mesh offers cost advantages and deployment flexibility that
are unmatched by other backhaul alternatives. While it defies conventional
wisdom to use inherently unreliable Wi-Fi technology for a part of the
network that must be ultra reliable, Ruckus Smart Mesh is unlike any other
conventional Wi-Fi backhaul technology, leveraging the following innovations
to increase diversity and maximize resilience:

    - advanced BeamFlex smart antenna technology that enables each
      radio to autonomously steer Wi-Fi signals away from interference and
      physical obstructions to achieve the highest possible data rate while
      preventing packet loss;
    - intelligent Smart Channels technology that allows the APs on a
      mesh link to continually monitor and fast-switch to the channel with
      the highest capacity in real time to maximize throughput; and
    - an adaptive Smart Mesh topology system that self-organizes,
      self-optimizes and self-heals to maximize system-level resilience and
      network performance without manual antenna aiming and topology tuning.

Already proven in many carrier Wi-Fi deployments across the globe, Smart
Mesh is a basic feature on all Ruckus ZoneFlex indoor and outdoor APs. A
software upgrade to add support for cellular backhaul services will be
available in the second half of 2011.

    Media Contacts
    David Callisch
    Ruckus Wireless
    david@ruckuswireless.com
    +1-408-504-5487

David Callisch, david at ruckuswireless.com, +1-408-504-5487

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