7 Operation on xDSL accesses
72
ARGUS 165
UAS
Unavailable seconds
Number of seconds in which the VDSL link was unavailable. The
connection is considered unavailable at 10 consecutive SESs at the
latest. The 10 SESs are added to the time that the connection is
unavailable. Once the connection is unavailable, it only becomes
available when no SESs occur in 10 consecutive seconds. The 10
SES-free seconds are added to the time that the connection is
unavailable.
Reset
Indicates how often the user resets the error counters using the
<Reset>
softkey.
Resync
Number of resyncs by ARGUS.
Showtime no sync
Shows how often the connection status "showtime" was achieved
without a long-term stable connection.
Bitswap events
Shows how much data is diverted from a faulty transmission channel
(up- and downstream) to other channels.
Vectoring
The vectoring mode shows whether this remote station supports
VDSL2 vectoring (ITU-T G.993.5).
- Display shows "off" for non-vectoring.
- ARGUS displays "Vectoring friendly" or "Full Vectoring" when
vectoring is supported.
See page 46 for more information.
SRA (Seamless
rate adaption)
This parameter shows whether SRA is activated for down- and/or
upstream in DSLAM. Seamless rate adaption (SRA) is a seamless
adaption of the data rate during a DSL connection. In SRA, the data
rate is adapted depending on the SNR margin during a connection.
Retranmission
(G.INP)
This parameter shows whether retransmission is activated for down-
and/or upstream in DSLAM. When retransmission is activated, faulty
data transmission units (DTUs) caused by transmission problems
are requested and transmitted again.
The following additional parameters are shown when retransmission
is activated:
The blue
in the ARGUS status line signals that retransmission is
activated in DSLAM.
= Retransmission configured or not active (grey)
= Retransmission active (blue)
= Retransmission working (red)
Содержание 165
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Страница 37: ...5 Configuring accesses ARGUS 165 37 Test parameter settings are described starting on page 124 ...
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Страница 235: ...19 Parallel tests ARGUS 165 235 ...
Страница 284: ...23 Copper tests 284 ARGUS 165 ...