Computer Telephony Institute

Computer Telephony Portal

Telephony Index

ETSI Telecom Standards

ECTF

The Telecommunications Industry Association

PCI Industrial Computer Manufacturers Group

Association of CTI Users & Suppliers

British Approvals Board of Telecommunications

National Telecoms & Information Administration

Institute of Telecommunication Sciences

Telezoo

Telecom Traffic Calculator

Telecom Reference Books

UL Telecom Reference

TIAs Global Enterprise Market Development Site

www.ctinstitute.com

www.computertelephony.org

www.telephonyindex.co.uk

www.etsi.org

www.ectf.org

www.tia.org.uk

www.picmg.com

www.actius.org.uk

www.babt.co.uk

www.ntia.doc.gov

www.its.bldrdoc.gov

www.telezoo.com

www.erlang.com

www.cmpbooks.com

www.ul.com/telecom

www.mmta.org