W
EB
F
ILTER
I
NTRODUCTORY
S
ECTION
C
HAPTER
4: G
ETTING
S
TARTED
74
M86 S
ECURITY
U
SER
G
UIDE
Calculate IP Ranges without Overlaps
The Calculator button displays on windows in which IP
ranges are entered. These windows include: Range to
Detect and Members windows from the Policy section, and
Block Page Route Table window from the System section.
Fig. 1:4-15 IP Calculator pop-up window
This window is used to view and/or calculate the minimum
and maximum range for an IP address.
1. Click
Calculator
to open the IP Calculator pop-up
window.
• If the IP address field in the window on the console is
already populated, note the IP Calculator pop-up
window displays the IP address, default Netmask in
both the Dotted Decimals Notation (e.g.
“255.255.255.248”) and CIDR Notation (e.g. “29”)
format, Min Host, and Max Host IP addresses.
• If the IP address field in the window on the console is
empty, in this pop-up window enter the
IP
address,
specify the Dotted Decimals Notation
Netmask
, and
then click
Calculate
to display the Min Host and Max
Host IP addresses.
TIP
: If necessary, make a different IP address entry and Netmask
selection, and then click
Calculate
to display different Min Host
and Max Host results.
