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Zgate threshold filtering configuration page – Zilog EZ80F91GA User Manual

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Using the ZGATE Web Interface

UM024502-1012

38

ZGATE Embedded Security Development Kit
User Manual

To enter a value in an empty input field, position the cursor anywhere inside the input field
and left-click. You may then enter a value for the new filtering list entry. After entering the
value to add to the list, click the

Update

button.

To add multiple values, click the

Add

button multiple times. Enter all of the new values to

be added, and click the

Update

button. Pressing the Tab key will move between input

fields in ascending order, and Shift+Tab will move between input fields in descending
order.

Clicking the

Cancel

button causes all changes to the list since the last time the Update but-

ton was clicked (or the page was refreshed) to be discarded.

To remove an entry from the filtering list, position the cursor inside the corresponding
input field, then press the Backspace key (if the cursor appears behind the displayed value)
or the Delete key (if the cursor appears in front of the displayed value). After the input
field is empty, click the

Update

button. Multiple entries can be removed from the filtering

list by deleting the displayed value in multiple input fields, then clicking the

Update

but-

ton.

To change an entry, position the cursor within the input field of the item to be modified,
enter the desired value, then click the

Update

button.

When entering TCP (and UDP) port numbers, the value entered must be between 1 and
65535. When entering an Ethernet MAC address, six hexadecimal values must be entered,
separated by colons; for example,

ab:cd:ef:01:23:45

. When entering IP addresses,

values must be entered in dotted decimal format using four numbers between 0 and 255
and separated by periods; for example,

192.168.2.30

. When entering Ethernet frame

types, entered values must be between 1 and 65535. When entering IP Protocol numbers,
entered values must be between 1 and 254.

ZGATE Threshold Filtering Configuration Page

At the top of the Threshold Filtering Configuration page, the filtering mode is displayed as
either Enabled or Disabled. Threshold filtering is only available in select ZGATE devices.
If threshold filtering is not included on your ZGATE device, the filtering mode displayed
on this page will appear as Disabled, and nothing else is shown. Otherwise, the Threshold
Filtering parameters are displayed.

An example of the ZGATE threshold filtering page is shown in Figure 10.