@techreport{dcsgroup-mmusic-call-auth-00, number = {draft-dcsgroup-mmusic-call-auth-00}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-dcsgroup-mmusic-call-auth/00/}, author = {Dr. K. K. Ramakrishnan and Eric Miller and Poornima A. Lalwaney}, title = {{Integration of Call Authorization and Call Signaling for IP Telephony }}, pagetotal = 10, year = 1999, month = jun, day = 29, abstract = {This document describes the need for call authorization and offers a mechanism for call authorization that can be used for admission control and against denial of service attacks.}, }