D-Link DSL-2878 User Manual page 32

Section 4 - Configuration
If you selected CBR, NRT-VBR, or RT-VBR, the additional following options are available:
Peak Cell Rate Enter the Peak Cell Rate in cells per second.
(PCR):
If you selected NRT-VBR or RT-VBR, the additional following options are available:
Sustainable Cell
Enter the Sustainable Cell Rate in cells per second.
Rate(SCR):
Maximum Burst Enter the Maximum Burst Size in MB per second.
Size(MB/s):
To set your IPv4 connection parameters of WAN Settings, refer to WAN
Settings on page 31.
D-Link DSL-2878 User Manual
ADSL (continued)
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