Calix Executives to Speak at GLOBALCOMM 2006; Executives to Speak on Several Panels Focused on IPTV, Triple-Play and Broadband Infrastructure.

Calix:

WHO AND WHAT

Calix today announced that Ray Savona, vice president of field
marketing; Donovan Prostrollo, solutions marketing director; and Geoff
Burke, director of video solutions marketing, will speak at three
sessions at GLOBALCOMM 2006. Calix is the largest telecom equipment
supplier focused solely on access solutions for broadband service
delivery.

Savona will join a panelist for the International Engineering
Consortium's (IEC) Communications Forum panel entitled "Infrastructure
Decisions for Triple-Play Service Rollouts" on Monday, June 5, at 2:15
p.m. CST, at McCormick Place, Room S404B. Savona will discuss the
network requirements for deploying information, communication, and
entertainment services. Joining Savona on this panel will be speakers
from Meriton Networks and Buckeye TeleSystem.

On Tuesday, June 6, Prostrollo will participate in a panel discussion
entitled "Getting True Broadband Everywhere" at 11:30 a.m. CST in Room
S404D. This panel, which will include speakers from ECI Telecom,
Actelis, and North Pittsburgh Telephone Company/Penn Telecom, will
discuss the various drivers behind true broadband rollout by using
real-world examples and case studies.

Burke, who also speaks on Tuesday, will offer insights into successful
IPTV deployments at an OSP Expo seminar entitled "IPTV and Triple
Play: Real World Experience." The seminar will be held at 2:45 p.m. in
Room S501D. Burke will share real world experiences from some of
Calix's 75 current IPTV deployments on how service providers can
benefit from IPTV services.

WHEN AND WHERE

GLOBALCOMM 2006
June 5-8, 2006

McCormick Place
Chicago, Illinois

SESSION INFORMATION

Panel: Infrastructure Decisions for Triple-Play Service Rollouts
Chair: Bill Gartner, Chief Operating Officer, Meriton Networks
Panelists: Ray Savona, Vice President, Field Marketing, Calix;  Nick
Cadwgan, Director of Product Marketing, Meriton Networks; Joseph D.
Jensen, President, Buckeye TeleSystem
Time: 2:15 p.m. CST on Monday, June 5, 2006
Place: Room S404B

Panel: Getting True Broadband Everywhere
Chair: Sharon Stober, Vice President, Editorial Director, Outside
Plant Magazine
Panelists: Donovan Prostrollo, Solutions Marketing Director, Calix;
Craig Easley, Associate Vice President, Marketing, Actelis Networks;
Al Weigand, Vice President, Operations & Technology, North Pittsburgh
Telephone Company/Penn Telecom (North Pittsburgh Systems Inc.); Erez
Zelikovitz, Associate Vice President, North America Sales and
Marketing, Broadband Access Division, ECI Telecom
Time: 11:30 a.m. CST on Tuesday, June 6, 2006
Place: Room S404D

OSP Expo
Seminar: IPTV and Triple Play: Real World Experience
Speaker: Geoff Burke, Director of Video Solutions Marketing, Calix
Time: 2:30 p.m. CST on Tuesday, June 6, 2006
Place: Room S501D

ABOUT CALIX

Calix is the largest telecom equipment supplier focused solely on access solutions for broadband service delivery. Service providers deploy Calix access systems to enable a rich set of information, communication, and entertainment services and to expand their revenue base beyond connectivity. Calix access innovation helps service providers transform their networks from circuit to packet, from narrowband to broadband, and to drive fiber deeper into the network. Calix has deployed its solutions in hundreds of service provider networks throughout North America and has shipped more than two million ports. For more information, visit the Calix website at www.calix.com.