TP-LINK TD-8817B User Manual

Page of 57
TD-8817B
ADSL2/2+ Ethernet/USB Router User Guide 
 
 
17
• 
Status: If you want to use a designed VC, you should activate it. 
• 
VPI: Identifies the virtual path between endpoints in an ATM network. The valid range is 
from 0 to 255. Please input the value provided by your ISP. 
• 
VCI: Identifies the virtual channel endpoints in an ATM network. The valid range is from 
32 to 65535 (1 to 31 is reserved for well-known protocols). Please input the value 
provided by your ISP. 
• 
PVCs Summary: Click the button, you can view the summary information about the 
PVCs. 
• 
QoS: Select the Quality of Service types for this Virtual Circuit, including CBR (Constant 
Bit Rate), UBR (Unspecified Bit Rate) and VBR (Variable Bit Rate). These QoS types are 
all controlled by the parameters specified below, including PCR (Peak Cell Rate), SCR 
(Sustained Cell Rate) and MBS (Maximum Burst Size), please configure them according 
your needs. 
¾
  Encapsulation:  There are four connection types: Dynamic IP Address, Static IP Address, 
PPPoA/PPPoE and Bridge Mode. Please choose the designed type that you want to use. 
After that, you should follow the configuration below to proceed. 
1. Dynamic 
IP 
Address 
Select this option if your ISP provides you an IP address automatically. This option is typically 
used for Cable services. Please enter the Dynamic IP information accordingly.   
 
Figure 4-5 
¾
  Encapsulation: Select the encapsulation mode for the Dynamic IP Address, you can leave it 
default. 
¾
  NAT: Select this option to Enable/Disable the NAT (Network Address Translation) function 
for this VC. The NAT function can be activated or deactivated per PVC basis. 
¾
  Default Route: If enable this function, the current PVC will be considered as the default 
gateway to internet from this device. 
¾
  TCP MTU Option: Enter the TCP MTU as your desire. 
¾
  Dynamic Route: Select this option to specify the RIP (Routing Information protocol) version 
for WAN interface, including RIP1RIP2-B and RIP2-M. RIP2-B and RIP2-M are both sent in