User`s guide

Chapter 4 Broadband
ericom D1000 modem User’s Guide
42
4.5 WAN Technical Reference
This section provides some technical background information about the topics covered in this
chapter.
4.5.1 Encapsulation
Be sure to use the encapsulation method required by your ISP. The Device supports the following
methods.
4.5.1.1 ENET ENCAP
The MAC Encapsulated Routing Link Protocol (ENET ENCAP) is only implemented with the IP
network protocol. IP packets are routed between the Ethernet interface and the WAN interface and
then formatted so that they can be understood in a bridged environment. For instance, it
encapsulates routed Ethernet frames into bridged ATM cells. ENET ENCAP requires that you specify
APN 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 32 ASCII printable characters. Spaces are allowed.
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 Device get the DNS server addresses from the ISP automatically.
Use the
following static
DNS IP address
Select this to have the 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.
Connection Select Keep Alive if you do not want the connection to time out.
Select Connect 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.
Max Idle
Timeout
This value specifies the time in minutes that elapses before the Device automatically
disconnects from the ISP.
Apply Click Apply to save your changes back to the Device.
Cancel Click Cancel to return to the previous configuration.
Table 6 Network Setting > Broadband > 3G Backup (continued)
LABEL DESCRIPTION