ZyXEL Communications NBG-417N, Руководство пользователя, Страница: 48 / 279

Chapter 4 Connection Wizard
User
’
s Guide
49
4.5.5 Your IP Address
The following wizard screen allows you to assign a fixed IP address or give the
NBG4115 an automatically assigned IP address depending on your ISP.
Figure 20 Wizard Step 3: Your IP Address
The following table describes the labels in this screen
4.5.6 WAN IP Address Assignment
Every computer on the Internet must have a unique IP address. If your networks
are isolated from the Internet, for instance, only between your two branch offices,
you can assign any IP addresses to the hosts without problems. However, the
Internet Assigned Numbers Authority (IANA) has reserved the following three
blocks of IP addresses specifically for private networks.
You can obtain your IP address from the IANA, from an ISP or have it assigned by
a private network. If you belong to a small organization and your Internet access
is through an ISP, the ISP can provide you with the Internet addresses for your
Table 15 Wizard Step 3: Your IP Address
LABEL DESCRIPTION
Get automatically from
your ISP Select this option If your ISP did not assign you a fixed IP
address. This is the default selection. If you choose this option,
skip directly to
Section 4.5.10 on page 52 .
Use fixed IP address
provided by your ISP Select this option if you were given IP address and/or DNS server
settings by the ISP. The fixed IP address should be in the same
subnet as your broadband modem or router.
Back Click Back to return to the previous screen.
Next Click Next to continue.
Exit Click Exit to close the wizard screen without saving.
Table 16 Private IP Address Ranges
10.0.0.0 - 10.255.255.255
172.16.0.0 - 172.31.255.255
192.168.0.0 - 192.168.255.255
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