NB4 User Guide
YML733Rev1
26
www.netcomm.com.au
NAT Services:
Select Enable to turn on the Firewall/NAT Service.
Name:
Enter the name of your ISP. This information is for identification
purposes only.
Type:
There six kinds of method (PPPoE/PPPoA/Static/DHCP/Bridge/CLIP).
PPP Settings
Encapsulation:
Select the method of encapsulation used by your ISP from the drop-
down list box. Choices vary depending on the mode you select in the
Mode field.
Username:
Enter the username provided by your ISP.
Password:
Enter the password provided by your ISP.
Idle Timeout:
Idle timeout means the router will disconnect after being idle for a preset
amount of time. The default is 60 seconds. If you set the time to 0, the
ISDN connection will remain always connected to the ISP.
Keep Alive:
If mode is LCP, This is the Keep Alive timer. If a reply to the LCP echo is
not received in this amount if time, the connection is dropped. The
Default is 10.
MAX Fail:
Number of times the connection is tried before giving up if it can't be
connected. The Default is 10.
MRU:
Maximum Receive Unit indicates the peer of PPP connection the
maximum size of the PPP information field this device can be received.
The default value is 1492 and is used in the beginning of the PPP
negotiation. In the normal negotiation, the peer will accept this MRU and
will not send packet with information field larger than this value.
PVC Settings
VPI:
If instructed to change this, type in the VPI value for the initial connec-
tion (using PVC 0). Default = 0.
VCI:
If instructed to change this, type in the VCI value for the initial connec-
tion (using PVC 0). Default = 0.
PCR:
Divide the DSL line rate (bps) by 424 (the size of an ATM cell) to find the
Peak Cell Rate (PCR). This is the maximum rate at which the sender can
send cells.
SCR:
The Sustain Cell Rate (SCR) sets the average cell rate (long-term) that
can be transmitted.
Apply:
Click Apply to save the changes.