Top N Requested Host

Prerequisites

HTTP Host Top N is enabled. For details, see Top N Study.

Function

Top N HTTP host fields display those in the HTTP traffic destined for the Zone.

Parameter

**Table 1** Parameters for querying top N HTTP host fields
Parameter	Description
Device	Select a device from the drop-down list. Total Cleaning and Total Detecting are described as follows: Total (Cleaning): Indicates that HTTP traffic on all cleaning devices is queried. Total (Detecting): If two or more detecting devices in a defense group work in Load Redundancy mode, the maximum HTTP traffic volume in the defense group is queried and the sum of HTTP traffic volumes among defense groups is queried. If two or more detecting devices in each defense group work in Load Balancing mode, the sum of HTTP traffic volumes within each defense group and among defense groups is queried.
Zone	Click , select a Zone on the Zone page that is displayed, and then click OK.
Time	Click to select the start time and end time of statistics. Or you can change the time values in corresponding text boxes. The end time must be later than the start time and the interval cannot be longer than one year. If the query interval is longer than or equal to seven days and shorter than one year, statistics are collected daily. If the query interval is longer than or equal to one day and shorter than seven days, statistics are collected hourly. If the query interval is shorter than one day, statistics are collected every five minutes.
Statistics	Select a mode for collecting statistics.
Top N	Enter the value of N.

Example

If the Device is set to Total (Cleaning) and traffic type to Average Top N, top N HTTP host fields within a given time segment is displayed, as shown in Figure 1.

Figure 1 Top N Requested Host

Procedure

Choose Report > Report > HTTP(S) Analysis.
Click the Top N Requested Host tab.
Set query parameters.
Click Search.
Top N HTTP host fields that meet search conditions are displayed.
Optional: Open or save the query results as files, or send queried reports to the specified email address.
- Click to open or save the query results as PDF files. A maximum of 10,000 entries can be displayed.
- Click to open or save the query results as EXCEL files. A maximum of 10,000 entries can be displayed.
- Click to open or save the query results as CSV files. All data except figures can be displayed.
- Click to enter a recipient mail address and select an attachment format. Then click OK.