InterNetwork Experts' Northwest Region Awarded Contract by Oregon Department of Public Safety, Standards & Training.

DALLAS -- July 19, 2005--InterNetwork Experts, Inc., a wholly owned subsidiary of I-Sector Corporation (AMEX:ISR), announced today that its newly acquired Northwest region has been awarded a new contract by the Oregon Department of Public Safety, Standards & Training ("DPSST"). The contract is valued at $600,000 in products and services revenue for InterNetwork Experts. The project supports a much-anticipated consolidation and centralization of services and facilities for the DPSST.

For the past 20 years the DPSST agency has been housed in facilities at Western Oregon University and is now moving to its own 212-acre campus facility in Salem, the state capitol.

Under the contract InterNetwork Experts will design, source and implement the new Cisco-based network, which will support 150 local teachers, students and staff members. The project also includes server migration services and a storage area network solution.

Lloyd Lowry, Director of Information Services Division for DPSST stated, "The DPSST is pleased to have the opportunity to work with InterNetwork Experts, a partner with the experience and breadth of technical skill to accomplish all aspects of our implementation. We look forward to a successful partnership over the coming months."

Andy Cadwell, Regional Vice President for InterNetwork Experts' Northwest region, commented, "We are pleased to have been selected by DPSST for this important project. We are also very excited to be making this significant contribution to InterNetwork Experts as the newest regional team."

About Oregon Department of Public Safety, Standards & Training:

The DPSST's mission is to promote excellence in public safety through the development of professional standards and the delivery of quality training. DPSST currently serves more than 32,000 public safety providers throughout the state, with programs that span the entire field of public safety, including:

--City and county law enforcement,

--Port, mass transit, school district, Indian reservation, and railroad police,

--Fire service personnel,

--Investigators in the criminal justice division and the state lottery,

--City, county, and state corrections officers,

--Adult parole and probation officers,

--Polygraphers,

--Telecommunication officers and emergency medical dispatchers, and

--Private security officers.

More DPSST information can be found at http://egov.oregon.gov/DPSST/.

About InterNetwork Experts:

InterNetwork Experts, a wholly owned subsidiary of I-Sector Corporation (AMEX:ISR), is a purpose-built end-to-end solutions provider focused on IP Communications. The company's NetSurant business unit provides the essential support components for companies using IP Communications. More information can be found at www.inetx.com and www.netsurant.com. Additional information about I-Sector can be found at www.I-Sector.com.

Safe Harbor Statement:

The statements contained in this document that are not statements of historical fact are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995 and involve a number of risks and uncertainties. The actual results of the future events described in the forward-looking statements in this document could differ materially from those stated in the forward-looking statements due to numerous factors and other matters described from time to time in the Company's Form 10-K filings, 10-Q filings and other periodic filings with the Securities and Exchange Commission, including without limitation the risks and uncertainties set forth from time to time in the Company's public statements and its most recent Annual Report filed with the SEC on Form 10-K/A for the year 2004.

Recipients of this document are cautioned to consider these risks and uncertainties and to not place undue reliance on these forward-looking statements. The Company expressly disclaims any obligation or undertaking to update or revise any forward-looking statement contained herein to reflect any change in the Company's expectations with regard thereto, or any change in events, conditions or circumstances upon which any statement is based.

Cisco and Cisco Systems are registered trademarks of Cisco Systems Inc. in the United States and certain other countries.