"With our partners, MCI is leading the way for the commercial implementation
of IPv6 and all the benefits that it brings to our customers.
The tests performed by MCI also included evaluation of basic protocol
functionality concerning IPv6 extensions to the Border Gateway Protocol (BGP),
Open Shortest Path First (OSPF) and Intermediate System-to-Intermediate System
(IS-IS) protocol in a dual stack IPv4/IPv6 environment and in a native IPv6
environment. MCI engineers executed rigorous test scenarios
to assess the scalability, stability and convergence properties of the IPv6
protocols and equipment in the Moonv6 experimental network.

About MCI, Inc.
France Telecom is the second-largest wireless operator and Internet access
provider in Europe, and a world leader in telecommunications solutions for
multinational corporations. Unicoi provides the lowest cost Bill-of-Materials (BOM)
solution in conjunction with Quality of Service (QOS) for voice calls
-- along with high networking data throughput from the gateway /router
module. The NetIron IMR(TM) 640 is a
carrier-class provider edge and core router that provides a highly scalable
solution for the delivery of broadband IP, Ethernet and MPLS services at
one-tenth the cost of alternative platforms. The NetIron IMR 640
supports its full suite of wire-speed IP and VPN services in all of these
application scenarios. The system supports up to eight
line modules, 1+1 redundant management modules and N+1 load-sharing AC (or DC)
power supply modules.
To support service level agreements for its thousands of VPN services, the
NetIron IMR 640 implements a rich selection of constrained shortest path
routing criteria for its traffic engineered (TE) MPLS tunnels. These forward-looking statements include,
without limitation, statements that services such as Ethernet, VPNs and
converged IP network services are the growth services of the future, that
Foundry's newly announced products/services/pricing dramatically change the
status quo and will help spur faster and broader deployment of multi-service
MPLS networks, and expected pricing and availability.

klensin syslog

and ASHBURN, Va. For more information, go to:
http://www. Taking place across the U. Test
solutions created at the UNH-IOL offer a set of methods to increase
interoperability through protocol operations, signaling, point-to-point and
multi-system scenarios.

Foundry Announces Breakthrough Service Provider Routers at One-Tenth the Price of Today's Solutions

New Multi-service Routers Deliver a Rich and Scalable Suite of Ethernet, IP
and MPLS VPN Services at a Fraction of the Cost of Current Solutions

SAN JOSE, Calif."
Service providers have generally relied on high-priced equipment from
their traditional router vendors to build their multi-service MPLS networks. The
pricing for the NetIron IMR 640 is significantly less.TURBOLAN or visit http://www.

Safe Harbor Statement
This press release contains forward-looking statements within the meaning
of Section 21E of the Securities Exchange Act of 1934, and is subject to the
safe harbor created by that section.gov.
Foundry assumes no obligation to update the forward -looking statements
contained in this press release.

schulzrinne schoenwaelder

The tests, which represent the groundwork for future commercial IPv6
communications services, linked the North American IPv6 Task Force's Moonv6
network to MCI's global IP backbone via MCI's MAE(R) Extended Services
infrastructure, from San Jose, Calif. at multiple locations, the
Moonv6 network is the largest permanently deployed multi -vendor IPv6 test
network in the world. is a leading provider of software solutions
for the embedded device market. (Nasdaq: FDRY), a performance and total solutions leader for end-to-end
switching and routing, today announced additions to its NetIron(R) service
provider product portfolio that dramatically reduce the cost of infrastructure
for the delivery of the new generation of broadband Internet access and
virtual private network (VPN) services while preserving investments in
existing SONET/SDH optical systems.
List prices for these platforms can start at $500,000 and exceed $5,000 ,000
for fully configured systems.

NetIron 2404 Aggregation Router - Multi-service IP, MPLS and Ethernet Edge
Router
The NetIron 2404 aggregation router is designed for the network edge,
providing a cost-effective solution for subscriber aggregation and provider
edge applications . Additionally, the NetIron 2404 features Foundry's JetCore(R)
line module technology, delivering wire-speed Layer 2/3 forwarding, wire-speed
extended ACLs and sFlow traffic monitoring.

mitton zeilenga

Through its major international brands, including Orange, Wanadoo, Equant and
GlobeCast, France Telecom provides businesses, consumers and other carriers
with a complete portfolio of solutions that spans local , long-distance and
international telephony, wireless, Internet, multimedia, data, broadcast.

Unicoi Systems Announces Availability of VoIP Reference Designs

foundrynetworks.

allocchio mitton

"To my knowledge , this is the first wide-area commercial multimedia
testing on IPv6 with true multicast routing at its core," said Timothy
Winters, lead UNH-IOL research and test engineer on the project."
As testing for IPv6 moves outside the laboratory environment, many
companies are joining forces to test this real-world scenario. Lucent Technologies
also provided DNS and Dynamic Host Configuration Protocol for IPv6 (DHCPv6)
services.S. With VoIP reference designs we are able to help
developers focus on their product features while still meeting their
demanding time-to-market schedules," Greg Coonley, President of Unicoi
Systems, Inc.
The NetIron 2404 is a powerful metro aggregation solution that can be used
in a variety of topologies and configurations for the delivery of switched
Ethernet, Layer 2 VPN and routed IP services to Ethernet-attached customer
edge equipment.

syslog roessler

S.unh .

The NetIron 2404 is a modular,
high-density aggregation router for the customer edge , providing
cost-effective aggregation and distribution of advanced Layer 2 and Layer 3
VPN services for multiple subscribers. This fourth generation architecture features a distributed
1.
The NetIron IMR 640 is designed for the service provider environment and
supports extensive scaling in key areas including the BGP routing information
base (RIB), the number of hardware-switched MPLS LSPs and IP routes, MAC
addresses, access control lists (ACL), traffic policers and more. The actual packet forwarding is performed in hardware and is controlled
by pre-populated forwarding engines contained on each line module. This
design provides for very low latency and wire-speed performance of all packets
in a flow.
NOTE: Foundry Networks, NetIron, JetCore, Terathon and the 'Iron ' family
of marks are trademarks of Foundry Networks, Inc.

roessler kempf

, Known as
the next-generation Internet protocol, IPv6 (Internet Protocol Version 6) has
been proven viable for international business and distance-learning video
applications in joint testing by MCI, Inc.)
MCI created the conformance test plans and executed the associated tests
which reflected key IPv6 attributes of interest to the Internet community.(TM), today announced the availability of its VoIP
Reference Designs.), Fusion RTOS (Real Time
Operating System) optimized for high-performance DSPs and
media-centric microprocessors , Fusion Web (MicroBrowser, XML, embedded
Web Server, etc), Fusion Secure (IPsec, IKE, SSL, HTTPS ) and the
Fusion Flash File System. Service providers must ready their networks to deliver these
services or risk losing this profitable business to alternative providers,"
said Bobby Johnson , Foundry's Chairman and CEO. The WAN PHY transceiver encapsulates Ethernet frames in SONET/SDH
frames at the OC-192/STM-64 rate. To provide extensive security and
policy control, the NetIron IMR 640 features 64,000 input and 64,000 output
ACL clauses per 10-GbE port. These criteria
include: bandwidth parameters, include/exclude administrative group, hop
count, path cost, least/most filled path, as well as explicit routing with
loose or strict nodes and hot standby secondary tunnels. The NetIron 2404 is a multi-service platform that delivers
routed IP, switched Ethernet and Layer 2 VPN (VPLS and VLL) services on all
ports. Foundry's 7,800 customers include the world's premier ISPs,
Metro service providers, and enterprises including e-commerce sites,
universities, entertainment , health and wellness, government, financial, and
manufacturing companies.888.

ipv4 syslog

The fusion line includes Fusion Net (TCP/IP, UDP, RTP, DNS,
SNMP, PPP, RIP, NAT, DHCP, OSPF, SIP, etc.
Featuring a low-latency, non-blocking distributed switch architecture,
wire-speed multi-service network processors and granular traffic management
controls, the NetIron IMR 640 delivers the performance, service richness and
quality of service that will benefit a wide range of network operators
including Metro and regional service providers, Internet service providers,
large enterprises, universities and government organizations.
This is a 90% to 95% reduction in pricing that is expected to dramatically
change the business model for network operators and will help spur faster and
broader deployment of multi -service MPLS networks.28 terabits per second switch fabric delivering 40 Gbps full-duplex
throughput per line module slot, programmable network processors and a
distributed multi-processor control plane . The Velocity Management module performs the MPLS forwarding function
on the NetIron 400, 800, 1500 .

zuccherato syslog

Business Editors/High-Tech Writers

ATLANTA----Atlanta-based Unicoi
Systems, Inc. said .
"The Fusion product suite is a natural fit for any VoIP solution. All other trademarks are the
sole property of their respective holders.

mitton strassner

to Durham, NH. France Telecom
R+D provided unicast and multicast applications that ran across the network.com ."

NetIron IMR 640-Price-Performance Leader and Highest Density Multi-service
MPLS Solution
The NetIron IMR 640 router is based on Foundry 's Terathon system
architecture.2845.

klensin saperia

Lucent Technologies contributed the Domain Name Server (DNS)
infrastructure which provided name resolution services for all the major
Moonv6 locations for this round of testing at the UNH in New Hampshire, MCI in
San Jose, Calif. With one of the most expansive global
IP backbones and wholly-owned data networks, MCI develops the converged
communications products and services that are the foundation for commerce and
communications in today's market.

About France Telecom
France Telecom is one of the world's leading telecommunications carriers.francetelecom. network routers, networked printers,
set-top boxes, monitoring devices and industrial controls). Line modules
that can be configured in this expansion slot include ATM (2 - and 4-port
OC-3c), POS (2-port OC-3c/OC-12c and OC-48c), Fast Ethernet fiber (24-port
100BaseFX ), 1-Gigabit Ethernet (16-port copper, 8- and 16-port fiber) and
10-Gigabit Ethernet (1- and 2-port XENPAK).

schoenwaelder zinin

"This industry collaboration between global carriers and equipment and
application vendors is a significant milestone toward the global offering of
IPv6 services," said MCI Enterprise Network Engineering Director Tom Bechly.
"VoIP Terminal Adapter (TA) market demands a silky-smooth
integration of both gateway/router functionality and full-featured SIP
telephony.
Unicoi's VoIP designs can be provided at a lower cost than most
other options through the use of Unicoi's existing Fusion product line
-- the 20-year-old "gold standard" foundation for a diverse array of
embedded networking devices (i. Unicoi's Fusion product line offers
everything embedded developers need for building diverse intelligent
devices. Our NetIron multi-service routers present
an edge -to-core solution that is a fraction of the cost of current solutions
and will help to accelerate the deployment of this vital infrastructure.580.439.

syslog 31675

"Carrier-class testing on this scale uncovers possible issues and nuisances
that can be corrected to help clear the way for the commercial deployment of
IPv6 in North America. (Nasdaq: MCIP) is a leading global communications provider,
delivering innovative, cost-effective, advanced communications connectivity to
businesses, governments and consumers .

About Unicoi Systems, Inc. One of the primary contributors to these prices
is the cost of the high capacity ports on these systems. Systems configured with a Velocity Management
module support the base set of Metro switched Ethernet and routed IP services
plus the advanced MPLS Layer 2 VPLS and VLL services.com.sec.941.com

kojo yavatkar

H. (Nasdaq: MCIP), France Telecom
Research and Development , the University of New Hampshire-InterOperability
Laboratory (UNH-IOL) and Lucent Technologies (NYSE: LU). IPv6 is
also expected to add several improvements, such as enhanced network routing,
network auto-configuration and stronger security, while allowing for better
mobility support and more easily enabling renumbering. For more information, go to
http://www.

About the University of New Hampshire InterOperability Laboratory
Established in 1988, the University of New Hampshire InterOperability
Laboratory (UNH-IOL) is a non-profit organization housed in 32,000 + square
feet of laboratory space offering comprehensive interoperability and
conformance-based testing in 19 data communication technologies.
The addition of the Fusion SIP software suite put Unicoi in a unique
position to provide a complete hardware/software reference platform
for VoIP developers at a very low BOM," said Coonley. For example, for one
vendor's router, a single OC-192c/STM-64 port costs $275,000, a 10-Gigabit
Ethernet port costs $180,000 and a 1-Gigabit Ethernet port costs $18,000.

The NetIron IMR 640 offers a full suite of
advanced broadband services including dual stack IPv4 /IPv6 routing, MPLS-based
Layer 3 VPN (per RFC 2547bis), MPLS-based Layer 2 VPN - Virtual Leased Line
(VLL) and Virtual Private LAN Service (VPLS), and switched Ethernet services.
To interoperate with existing SONET/SDH transport networks, a 10-GbE port
can be configured with a 10-GbE WAN PHY pluggable XENPAK module for connecting
to an OC-192c/STM-64 port on dense wave division multiplexing (DWDM) optical
systems. Investors
should review the risk factors described in more detail in our most recent
Annual Report on Form 10-K, 10-Q and other SEC reports available free of
charge from Foundry at http://www.

klensin zuccherato

MCI and France Telecom R+D Demonstrate Multicast Video Application Over Multi -vendor Moonv6 IPv6 Network

The applications include the ePresentation suite of multimedia communications
software, developed by France Telecom R+D. For more information, visit the UNH-IOL website at:
http: //www. The system
can support 500 BGP peers and 4 million BGP routes in its routing information
base . The NetIron IMR 640 supports 2,000 Virtual Routing and
Forwarding (VRF) instances for delivering L3 VPN services and 16,000 VLL/VPLS
instances for delivering L2 VPN services. It features twenty -four 10/100 Ethernet ports and four 1-Gigabit
Ethernet dual-media (copper and fiber) ports. An expansion slot is available
for additional subscriber-facing or network-facing interfaces. The 10-Gigabit Ethernet ports can
be configured with the 10-GbE WAN PHY for connecting to SONET/SDH ports on
DWDM systems.
To protect against service outage in the event of an equipment or link
failure, the NetIron 2404 features an optional redundant AC or DC power
supply, virtual routing redundancy protocol (VRRP), Metro Ring Protocol (MRP),
rapid spanning tree protocol, 802.
The VM2 increases the MPLS forwarding performance of NetIron systems by
50% over that of the previous generation VM1.

Pricing and Availability

U.

iesg zinin

In January , MCI and UNH-IOL announced that MCI had connected the Moonv6
network to the commercial Internet backbone allowing direct connections to the
test bed.e. Additionally, the
NetIron IMR 640 supports 4,096 inbound and 4,096 outbound dual-rate, three
color traffic policers per 10-GbE port providing fine -grained bandwidth
control per service flow. List Int'l List Availability
NetIron IMR 640 System,
Common Equipment, DC Power $24,995 $27,495 March, 2005
NetIron IMR 640 System,
Common Equipment, AC Power $29,995 $32,995 March, 2005
NI IMR Module: Management Processor $7,495 $8,295 March, 2005
NI IMR Module: 4-port 10-GbE, XENPAK $34,995 $38,495 March, 2005
NI IMR Module: 2-port 10-GbE, XENPAK $24,995 $27,495 May, 2005
NI IMR Module: 40-port 1-GbE, SFP $34,995 $38,495 March, 2005
NI IMR Module: 20-port 1-GbE, SFP $24,995 $27,495 May, 2005
NI IMR Module: 10-port 1-GbE, SFP $17,995 $19,795 May, 2005
NI 400/800/1500 VM2 Processor Module
(NetIron 2404, 400, 800, 1500) $14,995 $16,495 May, 2005
NetIron 2404 (4-slot chassis,
one A/C power module, VM2, 24 ports
10/100, 4 ports combo GbE) $19,995 $21,995 May, 2005


About Foundry Networks
Foundry Networks , Inc.com

Investor Contact:
Jason Golz
Financial Dynamics
415.

klensin kojo

mci . For more information, visit the organization's Web site
at http://www.
JetCore line modules are third generation line modules that feature
hardware-based, wire-speed Layer 2/3 forwarding, wire -speed extended ACLs,
sFlow traffic monitoring and ACL-based rate limiting.

syslog payload

(A stateful protocol
maintains information about a user's session while a stateless one does not. is a leading provider of high-performance
enterprise and service provider switching, routing and Web traffic management
solutions including Layer 2/3 LAN switches, Layer 3 Backbone switches,
Layer 4-7 application switches, Wireless LAN and access points, access routers
and Metro routers.

klensin kempf

The tests were performed across multi-vendor platforms for
interoperability validation.11b wireless environment. The NetIron IMR
640 is a versatile platform that supports a number of applications including:
provider core label switch routing where 10-Gigabit Ethernet offers a
cost-effective alternative to OC-192c/STM-64 Packet over SONET/SDH (POS),
provider edge label switch routing for MPLS VPN service creation and
aggregation, dual stack IPv4/IPv6 routing for routed IP services and Ethernet
switching for Metro and regional Layer 2 networks . Additionally, NetIron systems
configured with the VM2 support the full family of JetCore line modules .

Press Contacts:
North America Europe Asia/Pacific
Jill Shanks Tom Herbst Jenny Liu
Foundry Networks Kaizo Foundry Networks
Hong Kong
408.7190 +0207.3818
jenny@foundrynet.

allocchio kempf

Additionally, MCI
engineers tested IPv6 applications and services such as DNS, Web servers, Web
browsers, videoconferencing using multicast , and IPv6 transport over an IEEE
802.edu .
The VoIP Reference Designs target the Freescale (formerly Motorola
Semiconductor) 56800E DSP and the MPC870/5 PowerPC - two of the most
popular platforms for a wide array of embedded devices.

Unicoi Systems, Inc. The NetIron family of aggregation ,
edge and core routers offers a complete end-to-end solution for the delivery
of advanced IP, Ethernet and MPLS VPN services with the scalability,
reliability, performance and service level commitments required for true
network convergence.
"Ethernet, VPNs and converged IP network services are the growth services
of the future. Ivy Hsu, vice president and general manager of Foundry's
Service Provider Business Unit.3ad link aggregation and hot-standby label
switched paths (LSP) for MPLS LSP failover.S.

monsour ipv4

"
IPv6 is addressing limitations of IPv4, the current language of the
Internet , such as limited IP address space needed for the growing number of
devices and private IP-enabled networks connecting to the Internet.
These attributes included IPv4-to-IPv6 transition methods, such as Generic
Routing Encapsulation overlay and IPv6 islands over a MultiProtocol Label
Switching (MPLS) core.com

About Moonv6
The Moonv6 project is a global effort led by the North American IPv6 Task
Force that includes industry leaders, the UNH-IOL, Internet2 and various U., Foundry Networks(R),
Inc. Each line
module supports 40-Gbps full-duplex wire-speed forwarding of MPLS, routed IP
and switched Ethernet services. At a cost of $25,000 per port, the 10-GbE
WAN PHY is a very attractive alternative to the much more expensive
OC-192c/STM-64 Packet Over SONET /SDH (POS) interfaces used on legacy routers. As many as one million IP routes and MPLS labels are supported in
hardware system-wide.

Enhancements to NetIron 400, 800 and 1500 Aggregation Routers
Foundry is also announcing the Velocity Management 2 (VM2(TM)) processor
module for the NetIron 400, 800 and 1500 chassis-based aggregation and edge
routers.

schulzrinne schoenwaelder

Panasonic provided IPv6 Web-enabled
video cameras at both ends of the network for live video communications. and Lucent Technologies in Malvern, PA. France Telecom (NYSE: FTE) is listed on the Paris
and New York stock exchanges.
government agencies.
"The challenge for many developers is time-to-market and product
differentiation.
The 10GBASE-LW WAN PHY XENPAK module operates at 1310 nm and supports 10 km
reach over single mode fiber (SMF).8852 +852.

zinin schoenwaelder

Successful Multicast Video Testing with the University of New Hampshire -
InterOperability Lab Builds Foundation for IPv6 Commercial Service

DURHAM, N. The
UNH-IOL administers testing on Moonv6 for service providers and network
equipment companies both privately and in large-scale interoperability test
events.
Experts believe IPv6 will gradually replace IPv4, with the two protocols
co-existing for a number of years during the transition .nav6tf.iol.
"In building the NetIron IMR 640, we have leveraged nearly ten years of
expertise in developing and marketing Ethernet, IP and MPLS switches and
routers," said Dr. The NetIron 2404 also supports a
full set of IP routing and MPLS traffic engineering protocols including:
IS-IS , BGP-4, RIPv2 OSPF, OSPF-TE, RSVP-TE, LDP and Constrained Shortest Path
First (CSPF). The VM2 enables JetCore
line modules to be used for the delivery of MPLS Layer 2 VPN services thereby
adding the rich set of JetCore capabilities to the full suite of NetIron's
MPLS, IP routing and switched Ethernet services. For more information about the company and its
products, call 1. The forward-looking
statements in this press release are subject to a number of risks and
uncertainties which could cause actual results to differ materially.

schoenwaelder roessler

In addition to stateful and stateless DHCPv6 services, Lucent Technologies
also provided stateful and stateless DHCPv6 clients for various operating
systems to facilitate the testing. Support for Dynamic Domain Name Server
Updates was available in Lucent Technologies ' DHCPv6 server and clients and
DNS server to facilitate peer-to-peer applications.
MCI, Inc .

schulzrinne sasl

The MCI backbone
provided the essential transport and its MAE West facility hosted the IPv6
application servers from France Telecom R+D, Lucent Technologies and
Panasonic. Moonv6 is the largest permanently deployed multi-vendor IPv6
network with a footprint extending from New Hampshire to California.org /. "Our announcements today
dramatically change the status quo. For the NetIron IMR
640, an OC -192c/STM-64 compatible port (implemented using the 10-Gigabit
Ethernet WAN PHY) is priced at $24 ,000, a 10-Gigabit Ethernet (10-GbE) port is
priced at $8,750 and a 1-Gigabit Ethernet (1-GbE) port is priced at $875. "The NetIron IMR 640 combines the cost
advantages of Ethernet, the scale, density and wire-speed performance of
Foundry's Terathon(R) technology and the service richness of MPLS to deliver
the industry's highest density and best price-performance Internet and Metro
router available . The chassis is one-third of a rack tall and can support
96 10-Gigabit Ethernet ports and 960 Gigabit Ethernet ports in a standard
seven-foot rack delivering the highest port density in its class.4532
jgolz@fd-us.

srinath allocchio

---

- - kjjkjk

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