ZyXEL Communications IES-2000, User Manual

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IES-2000/3000 User’s Guide
ALC1024 Specific Commands 7-5
tone 128-159: 44 44 44 34 44 34 43 44 33 43 34 33 33 33 33 34
tone 160-191: 43 33 33 34 34 33 23 33 33 33 22 33 33 33 33 33
tone 192-223: 33 33 33 23 22 33 33 33 23 33 33 33 22 23 22 32
tone 224-255: 22 22 22 22 20 22 22 22 20 0 0 0 0 0 0 0
US carrier load: number of bits per symbol(tone)
tone 0- 31: 0 0 0 0 2 34 55 77 88 89 99 99 99 98 88 87
tone 32- 63: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
The results can determine whether a given sub-carrier loop has sufficient margins to support ADSL transmission
rates, and possibly to determine whether certain specific types of interference or line attenuation exist.
The bit allocation contents are only valid when the link is up.
7.5.7 Lineinfo Command
Syntax:
192.168.1.1 adsl> lineinfo <port number>
where
<port number>
=
A port number, from 1 to 24.
The
lineinfo
command shows the line operating values of an ADSL port.
An example is shown next.
192.168.1.1 adsl> lineinfo 7
Current Operating Modes:
Data Mode: ATM Service Type in operation: G.DMT
Number of Channels (Down/up stream): 1/1
Downstream Framing Structure : 3
Active down/up stream rate option : 1/1
TRELLIS operation mode is : ON
Current Connection detail:
Down/up stream interleaved Delay : 4/ 4 ms
Downstream Parity byte assigned to fast/interleaved : 0/ 2
Upstream Parity byte assigned to fast/interleaved : 0/ 2
Downstream Symbols assigned to fast/interleaved : 0/ 1
Upstream Symbols assigned to fast/interleaved : 0/ 1
Down/up stream Depth value : 2/ 2