Visit Telco Systems at SUPERCOMM Booth 24048

Business Wire, June 3, 2005

Telco:

Telco Systems to Introduce Carrier Grade Gigabit IP Ethernet Ring
   Solution for Triple Play and Metro Access Services with Recovery
     Rate Rivaling SONET; Recovery Speed Unmatched by Competitors;

Will Also Announce ATA Equipment Deal with VoIP Service Provider; and

     Do Live Demos at Booth over New Metro Ring Featuring Products
      Delivering VoIP, FTTH, WiFi Backhaul, IP Video Applications

   Avi Cohen, Telco Systems' VP of R&D to Speak Wed., June 8 at IEC
         Optical Industry Panel: Optical Services and Networks
                           from 12:30-2 p.m.

To set up appointment at SUPERCOMM, contact Mike Rothenberg at
miker@aboutsage.com or call 703-820-1270

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TELCO SYSTEMS SUPERCOMM ACTIVITIES

At SUPERCOMM, Telco Systems (Booth 24048) will do live demonstrations
of its new standards-based carrier grade gigabit IP Ethernet ring
solution with recovery from network outages in as little as 15
milliseconds, providing failover performance equal to SONET at speeds
unmatched by competitors.

They will be running live demos and featuring products to showcase
residential and business VoIP solutions, Fiber-To-The-Home/Business
(FTTH/B) applications, WiFi backhaul, broadcast IP video, broadband
Internet and data transport applications over their new advanced Metro
Ethernet Access Ring solution and demonstrate its sub 50ms recovery
capability from cable cuts, equipment failure or power outages. They
will also be participating at the Metro Ethernet Forum (Booth 48085)
and the PICMG Technology Showcase for AdvancedTCA (Booth 43085).

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TELCO SYSTEMS WILL BE FEATURING THE FOLLOWING APPLICATIONS AND
PRODUCTS AT SUPERCOMM:

CARRIER-GRADE METRO ETHERNET RING:
T5 Compact IP Ethernet Switch, which delivers fast recovery rivaling
SONET over fiber or copper rings.

RESIDENTIAL AND ENTERPRISE VOIP:
Residential VoIP: Access200 family of VoIP Analog Telephone Adapters
 (ATAs)
Enterprise VoIP: Access600 HDI high-density Integrated Access Device
 (IAD)

FIBER-TO-THE-HOME/BUSINESS/CURB:
EdgeGate CPE family of integrated IP media gateways for delivery of
triple play services

METRO CORE ROUTING:
T6Pro Compact and Classic 10 Gig AdvancedTCA Ethernet routing switch

WIFI BACKHAUL:
EdgeLink VDSL (Very high data rate DSL) System

ADVANCED TDM PRODUCTS:
Such as the EdgeLink OTM1000 optical SONET multi-service edge platform
for delivery of traditional DS1, DS3 and Ethernet services over an
OC-3 fiber feed; and the EdgeLink Hub for efficient multi-service
distribution of T1, T3 and STS-1s services from core transport

systems.