Addresses; Chapter 21 Addresses; Overview; What You Can Do In This Chapter - ZyXEL Communications NXC2500 User Manual

21.1 Overview

Address objects can represent a single IP address or a range of IP addresses.

21.1.1 What You Can Do in this Chapter

• The Address screen
NXC.
• The Address Group summary screen
Add/Edit screen maintain address groups in the NXC.

21.1.2 What You Need To Know

The following terms and concepts may help as you read this chapter.

Addresses

Address objects and address groups are used in dynamic routes and firewall rules. 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.

21.2 Address Summary

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 NXC. 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.
C
(Section 21.2 on page 240) provides a summary of all addresses in the
(Section 21.3 on page
NXC Series User's Guide
240
HAPTER
Addresses
242) and the Address Group
2 1