A-Link RoadRunner 21 Router
33
4.2.1.1.5 New Connection - Bridge Connection Setup
Bridge:
When Bridge mode is selected, the following screen wills pop-up. A Bridged connection
basically disables the routing, firewall and NAT features of the A-Link RoadRunner 21 Router. In a
Bridged connection, the A-Link RoadRunner 21 Router acts as a modem or hub, and just transmits
packets between the WAN interface and the LAN interface. A Bridged connection assumes that
another device is providing the routing functionality that is now disabled in the A-Link RoadRunner 21
Router.
Name:
Enter the Bridge connection name. The name must be unique and must not contain spaces
and must not begin with a number.
Type:
Connection Type: Bridge.
Sharing:
Select
“Disable”
,
“Enable”
or
“VLAN”
sharing. Default setting is
“Disable”
.
VLAN ID:
If
“VLAN”
is selected, manually enter the
“VLAN ID”
and select
“Priority Bits”
from
the drop down manual.
Bridge Settings:
;
Encapsulation:
Select the encapsulation type (LLC or VC) according to the information
provided by the ISP.
;
Select LAN:
Up to three LAN Group can be specified. Select your LAN Group from the drop
down manual.
PVC Settings:
;
PVC:
This field allows you to choose the specific PVC for the PPP session.
;
VPI:
Virtual Path Identifier is a virtual path used for cell routing that is identified by an eight bit
field in the ATM cell header. The VPI field specifies this eight 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.
;
QoS:
Select the Quality of Service (QoS) type. If in doubt leave as default.
;
PCR:
Peak Cell Rate. This is an ATM (Asynchronous Transfer Mode) term to describe the
rate cells per second that the source device may never exceed. Available only when VBR
QoS is chosen.
Содержание RoadRunner 21
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