X8222r User’s Manual Version 1.0
- 18 -
1.2 PPP over ATM (PPPoA)
Select
PPPoA
from the Connection Type drop-down menu.
Connection Name:
Choose a name that will identify the
connection.
VPI:
Enter the VPI value into this box.
VCI:
Enter the VCI value into this box. No two connections can
have the same VPI/VCI values.
X8222r User’s Manual Version 1.0
- 19 -
Encapsulation:
Select LLC or VC Mux.
QoS
:
Choose the QoS (Quality of Service) to be provided over
the connection. The QoS can take one of three possible values:
UBR, CBR, or VBR. If QoS is CBR (Constant Bit Rate), then it
requires a PCR (Peak Cell Rate) value. If QoS is VBR (Variable
Bit Rate), then it requires both PCR and SCR (Sustained Cell
Rate) values.
Option:
You may choose to enable
NAT
and/or
Firewall.
Username:
Enter a username for DSL access.
Password:
Enter a password for DSL access. The Username
and Password fields are required.
Idle Time:
Enter a non-zero value (time in seconds) to define the
length of time after which the line should be disconnected if there
is no activity over the connection. This parameter applies only
when the On Demand option is chosen.
Keep Alive:
Enter a non-zero value (time in seconds) to define
the length of time that the connection should be kept alive when
not connected to the ISP. This parameter applies only when the
On Demand option is
not
chosen.
Max fail:
Enter the maximum number of attempts to connect. A
value of zero indicates no limit, and that attempts to connect
should continue indefinitely.
MRU:
Enter a value in bytes to define the maximum packet size
that can be received over a DSL connection. For a PPPoE
connection, enter a value between 128 and 1492 bytes. For a
PPPoA connection, enter a value between 128 and 1500 bytes.
Option:
Choose one or more of these options for the connection:
Choose
On Demand
to enable the On Demand mode; Choose
Set Route
to specify the connection as the default route; Choose
Debug
to enable the PPP connection debugging facilities.
Click on the
Apply
button to complete the configuration. Please
note that configurations can only be permanently saved through
the
Maintenance
interface.
