References
- 주간기술동향 no.774(통권) 인터넷전화동향분석 정유현
- The Internet Phone Connection Cheryl Kirk
- How can I use the Internet as a phone
- [H.323] ITU-T Recommendation H.323 Visual Telephone Systems and Terminal Equipment for Local Area Networks which Provide a Non-Guaranteed Quality of Service
- [RFC1889] RTP A Transport Protocol for Real Time Applications
- The Internet Telephony Consortium Home Page
- 인터넷폰의 모든 것 이진오
- Internet Fax home page
- Tag Image File Format(TIFF)-Application F Glenn Parsons;James Rafferty
- Internet Draft File Format for Internet Fax Lloyd McIntyre;Stephen Zilles
- Tag Image File Format(TIFF)-image/TIFF MIME Sub-type Registration Glenn Parsons;James Rafferty