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Chapter 2 Using ADE-4120
15
are shown below.
LAN Port
WAN Port
IP address
192.168.1.254
Subnet Mask 255.255.255.0
DHCP server
function
Enabled
IP addresses for
distribution to PCs
100 IP addresses continuing from
192.168.1.1 through 192.168.1.100
(Actually, it can support up to 253
users.)
The Bridge function is
enabled by default.
3.5 Information from the ISP
Before configuring this device, you have to check with your ISP (Internet Service
Provider) what kind of service is provided such as PPPoE, PPPoA, RFC1483, or DHCP
client.
Gather the information as illustrated in the following table and keep it for reference.
Service Type
Need NAT /
IP Sharing?
Mode
Selection
Data needed
RFC1483
Routed and the
static IP address
No Router
w VPI/VCI of WAN
w IP address /subnet mask of WAN
w The computers are set the fixed
assigned IP address
RFC1483 Bridge
mode plus
PPPoE
No Bridge
w VPI/VCI of WAN
w PPPoE software installed on PC
w user's name & password for
PPPoE
RFC1483
Routed and the
global IP address
Yes NAT
w VPI/VCI of WAN
w IP address /subnet mask of WAN
RFC1483 Bridge
and the global IP
address
Yes NAT2
w VPI/VCI of WAN
w IP address /subnet mask /Gateway
of WAN
RFC1483 Bridge
mode plus
PPPoE
Yes PPPoE+NAT
w VPI/VCI of WAN
w user's name & password for
PPPoE
RFC2364 mode Yes PPPoA+NAT
w VPI/VCI of WAN
w user's name & password for
PPPoA
RFC1483Bridge
& DHCP client
Yes DHCPc + NAT
w VPI/VCI of WAN