Errata
The errata list is a list of errors and their corrections that were found after the product was released. If the error was corrected in a later version or reprint the date of the correction will be displayed in the column titled "Date Corrected".
The following errata were submitted by our customers and approved as valid errors by the author or editor.
Color key: Serious technical mistake Minor technical mistake Language or formatting error Typo Question Note Update
Version | Location | Description | Submitted By | Date submitted | Date corrected |
---|---|---|---|---|---|
Printed | Page 17 Table 1-1 |
PoE voltage specifications are in the 40 to 50 volt range not 10 to 20 volt range. Note from the Author or Editor: |
Jason Baird | Mar 19, 2014 | |
Printed, PDF, Mobi | Page 54 First paragraph under T-1 signaling |
The sentence which reads: Note from the Author or Editor: |
John Hart | Jul 14, 2014 | |
Printed | Page 180 bottom paragraph |
(224-1) does not match circled values for statusDeterminationNumber Note from the Author or Editor: |
marc lalonde | Feb 24, 2015 | |
Printed | Page 201 figure 7-12 |
Figure 7-12 says "updated topology" but nothing is changed compared to 7-2. Note from the Author or Editor: |
marc lalonde | Feb 25, 2015 | |
Printed | Page 215 bottom paragraph |
original phones are ephone1 and ephone 2 Note from the Author or Editor: |
marc lalonde | Feb 24, 2015 |