Carrier grade voice over IP /
Collins, Daniel, 1966-
Carrier grade voice over IP / Daniel Collins. - 2nd ed. - New Delhi : Tata McGraw-Hill, c2003. - xviii, 522 p. : ill. ; 24 cm. - McGraw-Hill networking professional .
Includes bibliographical references (p. [499]-505) and index.
0070603235
2003267058
Internet telephony.
006.54
Carrier grade voice over IP / Daniel Collins. - 2nd ed. - New Delhi : Tata McGraw-Hill, c2003. - xviii, 522 p. : ill. ; 24 cm. - McGraw-Hill networking professional .
Includes bibliographical references (p. [499]-505) and index.
0070603235
2003267058
Internet telephony.
006.54