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8520-R1 4-Port Wireless N Gateway
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4.5.1.2 WAN
– Channel Config – MER (Mac Encapsulation Routing) Mode
1483 MER:
1483 MER also commonly known as 1483 Bridged Router mode. When 1483 MER mode is
selected, the following screen will pop-up. Most Internet users are provided with a dynamic IP address by
their ISP for each session, however certain situations call for a Fixed (Or Static) IP address. Fixed (Or Static)
is used whenever a known Fixed (Or Static) IP is assigned. The accompanying information such as the
Subnet mask and the gateway should also be specified. Up to three Domain Name Server (DNS) addresses
can also be specified. These servers would enable you to have access to other web servers. Valid IP
addresses range is from 0.0.0.0 to 255.255.255.255.
Channel:
VPI:
Virtual Path Identifier is a virtual path used for cell routing that is identified by an 8-bit
field in the ATM cell header. The VPI field specifies this 8-bit identifier for routing.
VCI:
A Virtual Channel Identifier is a virtual channel that is identified by a unique numerical
tag that is defined by a 16-bit field in the ATM cell header. The purpose of the virtual
channel is to identify where the cell should travel. The VCI field specifies this 16-bit
numerical tag that determines the destination.
Encapsulation:
There are 2 Encapsulation type:
LLC
VC-Mux
Channel Mode:
Select
“1483 MER”
from the drop down manual.
Enable NAPT:
Select
“Disable”
or
“Enable”
the NAPT functionality. Default setting is
“Enable”.