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ZyWALL 110/310/1100 Series User’s Guide 384
CHAPTER 28
Addresses
28.1 Overview
Address objects can represent a single IP address or a range of IP addresses. Address groups are
composed of address objects and other address groups.
28.1.1 What You Can Do in this Chapter
•The Address screen (Section 28.2 on page 384) provides a summary of all addresses in the
ZyWALL. Use the Address Add/Edit screen to create a new address or edit an existing one.
•Use the Address Group summary screen (Section 28.3 on page 388) and the Address Group
Add/Edit screen, to maintain address groups in the ZyWALL.
28.1.2 What You Need To Know
Address objects and address groups are used in dynamic routes, firewall rules, and VPN connection
policies. Please see the respective sections for more information about how address objects and
address groups are used in each one.
Address groups are composed of address objects and address groups. The sequence of members in
the address group is not important.
28.2 Address Summary Screen
The address screens are used to create, maintain, and remove addresses. There are the types of
address objects.
• HOST - a host address is defined by an IP Address.
• RANGE - a range address is defined by a Starting IP Address and an Ending IP Address.
• SUBNET - a network address is defined by a Network IP address and Netmask subnet mask.
The Address screen provides a summary of all addresses in the ZyWALL. To access this screen,
click Configuration > Object > Address > Address. Click a column’s heading cell to sort the
table entries by that column’s criteria. Click the heading cell again to reverse the sort order.