25 
I. 
PPPoA 
 
Figure 4-7 PPP configuration-PPPoA 
z 
PVC:  System provides 8 PVCs. Generally you can leave 
this set at the default value 0. This option is also used to 
create and configure new PVCs. 
z 
VPI:  If you need any modification, please enter the VPI 
value provided by ISP. See the attached table for all the 
VPI default value of PVC.