ZyXEL Communications P-661H-61, Руководство пользователя, Страница: 104 / 404

Chapter 5 Broadband
P-661HNU-Fx User’s Guide
104
5.4 Technical Reference
The following section contains additional technical information about the ZyXEL
Device features described in this chapter.
Encapsulation
Be sure to use the encapsulation method required by your ISP. The ZyXEL Device
can work in bridge mode or routing mode. When the ZyXEL Device is in routing
mode, it supports the following methods.
Dial String Enter the phone number (dial string) used to dial up a connection to
your service provider’s base station. Your ISP should provide the
phone number.
For example, *99# is the dial string to establish a GPRS or 3G
connection in Taiwan.
APN Code Enter the APN (Access Point Name) provided by your service provider.
Connections with different APNs may provide different services (such
as Internet access or MMS (Multi-Media Messaging Service)) and
charge method.
You can enter up to 31 ASCII printable characters. Spaces are
allowed.
Connection Select Nailed-UP if you do not want the connection to time out.
Select On-Demand if you do not want the connection up all the time
and specify an idle time-out in the Max Idle Timeout field.
Obtain an IP
Address
Automatically Select this option If your ISP did not assign you a fixed IP address.
Use the following
static IP address Select this option If the ISP assigned a fixed IP address.
IP Address Enter your WAN IP address in this field if you selected Use the
following static IP address.
Obtain DNS info
dynamically Select this to have the ZyXEL Device get the DNS server addresses
from the ISP automatically.
Use the following
static DNS IP
address Select this to have the ZyXEL Device use the DNS server addresses
you configure manually.
Primary DNS
server
Enter the first DNS server address assigned by the ISP.
Secondary
DNS server
Enter the second DNS server address assigned by the ISP.
Apply Click Apply to save your changes back to the ZyXEL Device.
Cancel Click Cancel to return to the previous configuration.
Table 10 Broadband > 3G Backup (continued)
LABEL DESCRIPTION