IES-1000 User’s Guide
ADSL Commands 24-7
Downstream (ds) refers to data from the ATU-C and upstream (us) refers to data from the ATU-R. “I” stands for
interleaved and “ni” stands for non-interleaved (fast mode).
A block is a set of consecutive bits associated with the path; each bit belongs to one and only one block.
Consecutive bits may not be contiguous in time.
Table 24-2 Line Performance Counters
LABEL DESCRIPTION
nfebe
The number of far end block errors.
ncrc
Near end cyclic redundancy check errors.
nfecc
The number of far end forward error correction count.
nfec
The number of near end forward error count.
nblks
The number of blocks transmitted.
nsec
The number of seconds the connection has been up.
n-eb-
The number of super frames containing at least one error at the far (ds) or near (us) end.
n-bbe-
The number of background block errors not occurring during a severely errored second at the
far (ds) or near (us) end.
n-es
The number of errored seconds. This is how many seconds contained at least one errored
block or at least one defect.
n-ses
The number of severely errored seconds. This is how many seconds contained 30% or more
errored blocks or at least one defect. This is a subset of n-es.
non-ses-blks
The number of non-Severely Errored Second (SES) blocks at the far (ds) or near (us) end.
This is the total number of super frames received during non-SES seconds.
n-uas
The number of unavailable seconds.
fe/ne_loss_s
econds
The number of loss seconds accumulated at the far (fe) or near (ne) end.
fe/ne_fec_se
conds
The current number of seconds with one or more errors at the far (fe) or near (ne) end.
fast_trains
: 0
The current count of the total number of fast retrains in the performance period (15 minutes).
fast_trains_
fail
: 0
The current count of the total number of fast retrains that have failed in the performance
period (15 minutes).
24.3.9 Linerate Command
Syntax:
192.168.1.1 adsl> linerate <port number>
where
<port number> = A port number, from 1 to 8.
The linerate command shows the line rate parameters of an ADSL port.
