====== Bandwidth Usage ======


===== Introduction =====
Use Bandwidth Usage for displaying bandwidth usage as a total for any connected clients for any selected period of time. 

===== Bandwidth Graph Display Options =====
All bandwidth usage reported is via the WAN interface only.
Traffic between local hosts is not reported. 
==== Time Frame ====
Select graph x axis length of time. Time frame is from 15 minutes to 1 year 

==== Plot ====
Select fields to plot. Up to 3 fields can be plotted. Select from
  * Total Bandwidth
  * QoS download class
  * Hostname
  * IP Address

=== QoS download class ===
QoS can be sub divided into
  * Voip
  * Fast
  * Slow
  * Normal
==== Save High Resolution ====
Save High Resolution 15 Minute Timeframe Data For All Hosts
Not recommended for routers with < 32MB of RAM

===== Bandwidth Graphs =====
View graphs based on the above section rules. Graphs are divided into
  * Download
  * Upload
  * Total

Click expand to enlarge graph

The graphs are SVG based. Many browsers support SVG graphics; older browsers may not - in particular Internet Explorer 8 & earlier require the Adobe SVG Viewer plugin available [[http://www.adobe.com/devnet/svg/adobe-svg-viewer-download-area.html|here]]. 
===== Bandwidth Usage Table =====

Select options for summary table, options are

==== Display Interval ====
  * Minutes
  * Quarter Hours
  * Hours
  * Days
  * Months
==== Display Type ====
  * Total Bandwidth
  * QoS download class
  * Host Name
  * IP address
==== Table Units ====
  * Auto (Mixed)
  * KBytes
  * MBytes
  * GBytes
  * TBytes



===== Download Bandwidth Data =====
Download Bandwidth Data in CSV format for further data anaylis

Data is comma separated:
[Direction],[Interval Length],[Intervals Saved],[IP],[Interval Start],[Interval End],[Bytes Used] 

The time unit is in Linux Epoch time. For example, 1380363324 is Sat, 28 Sep 2013 10:15:24 GMT from [[http://www.epochconverter.com/|EpochConverter]].