Doyle, Jeff. creator Carroll, Jennifer DeHaven. text Indianapolis, Ind Cisco Press c2006 2nd ed. monographic 528p. ; Title from title screen. TCP/IP (Computer network protocol) Internetworking (Telecommunication) Routers (Computer networks) 004.6DOY 1587054701 9781587054709 http://www.columbia.edu/cgi-bin/cul/resolve?clio7889119 http://www.columbia.edu/cgi-bin/cul/resolve?clio7889119