Abstract: Providing enhanced emergency services (E-911) to an IP Telephony-based PBX or similar system, by utilizing aspects of the intelligence of end-user SIP client devices to address challenges and difficulties associated with E-911-like services in LAN-based telephony environments.
Type:
Application
Filed:
October 21, 2003
Publication date:
April 21, 2005
Applicant:
3Com Corporation, a corporation of the State of Delaware
Inventors:
David Grabelsky, Michael Homeier, Anoop Tripathi, Boby Joseph