Camp,Ken
IP telephony demystified Ken Camp - New York: McGraw-Hill, 2003. - xv,254p.
0071406700
Internet telephony.
621.38212 / CAI
IP telephony demystified Ken Camp - New York: McGraw-Hill, 2003. - xv,254p.
0071406700
Internet telephony.
621.38212 / CAI