A-Link RoadRunner 21 Router
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4.2.1.1.2 New Connection - PPPoA Connection Setup
PPPoA:
When
PPPoA
mode is selected, the following screen wills pop-up. Point-to-Point Protocol
( PPP ) is a method of establishing a network connection between network hosts. PPPoA, also known
as RFC 2346, adapts PPP to work over ATM cells for ADSL connections.
Name:
Enter the PPPoA connection name. The name must be unique and must not contain
spaces and must not begin with a number.
Type:
Connection Type : PPPoA.
Options:
Click to enable
“NAT”
and/or
“Firewall”
functionality. Default is
“Enable”
.
PPP Settings:
;
Username:
Your ISP Account ID. Check your ISP for details.
;
Password:
Your ISP Account Password. Check your ISP for details.
;
Idle Timeout:
The Idle Timeout allows you to set the specific period of time, in seconds, to
disconnect from the ISP if the link has no activity detected.
;
Keep Alive:
When the On-Demand option is not enabled, this value specifies the time to
wait without being connected to your provider before terminating the connection. To ensure
that the link is always active, enter 0 in this field.
;
Authentication:
The different types of available authentications are:
z
Auto:
When auto is selected, PAP mode will run by default. However, if PAP fails,
then will run as the secondary protocol. This is the default setting.
z
PAP:
Password Authentication Procedure. Authentication is done through username
and password.
z
CHAP:
Challenge-Handshake Authentication Protocol. Typically more secure than
PAP, CHAP uses username and password in combination with a randomly generated
challenge string which has to be authenticated using a one-way hashing function.
;
MTU:
Maximum Transmission Unit. The largest size packet that can be sent by the modem.
If the network stack of any packet is larger than the MTU value, then the packet will be
fragmented before the transmission. This can be set from a minimum 128 to maximum 1500.
;
On Demand:
If enable On Demand mode, the connection will be dropped if no activity is
detected after the specified Idle Timeout value.
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