Cisco AVVID & IP Telephony Design & Implementation [electronic resource] /
Martin Walsaw.
- Rockland, Mass. : London : Syngress Media ; International Thomson, 2001.
- xxvi, 492 p.
Includes index.
Electronic reproduction. Palo Alto, Calif. : ebrary, 2009. Available via World Wide Web. Access may be limited to ebrary affiliated libraries.