Pankos Business Data Networks and Telecommunications, 6th edition Copyright 2007 Prentice-Hall May only be used by adopters of the book Telecommunications.
© 2009 Pearson Education, Inc. Publishing as Prentice Hall Pankos Business Data Networks and Telecommunications, 7th edition © 2009 Pearson Education,
Chapter 6
© 2009 Pearson Education, Inc. Publishing as Prentice Hall 6-1 Raymond Panko’s Business Data Networks and Telecommunications, 7th edition May only be used.
