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YML856 Rev3 NCT480 IP DSLAM User GuideNCT480 IP DSLAM User Guide
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Layer Information
The Layer Information will display ATM and Channel layer information.
Figure 3-2 Layer Information Dialog
Item Description
Port selection menu
Select the ADSL port interface to be display with relative parameters.
Tx cell
Provides Tx ATM cell counter.
Rx cell
Provides Rx ATM cell counter.
Idle cell
Number of idle cells.
Total cell
Number of total cell
User cell
Number of user cell
Attain rate (bps)
Indicates the maximum currently attainable data rate by the ATU-x. This value will be
equal to, or greater than the current line rate.
Interleave delay (ms)
Interleave delay for this channel.
Block length (byte)
Indicates the length of the channel data-block, on which the CRC operates.
Time elapse (sec)
Total time elapsed in seconds.
Received Blocks
Count of all encoded blocks received on this channel since agent was reset.
Transmitted Blocks
Count of all encoded blocks transmitted on this channel since agent was reset.
Corrected Blocks
Count of all encoded blocks received with corrected error on this channel since agent reset.
Uncorrected Blocks
Count of all encoded blocks received with uncorrected error on this channel since
agent was reset.
No cell delineation count
Number of packets with NCD (No Cell Delineation) error.
Out of cell delineation count
Number of packets with OCD (Out of Cell Delineation) error.
Header error check count
Number of packets with HEC (Header Error Check) error.
Table 3-2 Layer Information Dialog Description