SMC Networks TigerAccess SMC7816M Uživatelský manuál Strana 710

  • Stažení
  • Přidat do mých příruček
  • Tisk
  • Strana
    / 962
  • Tabulka s obsahem
  • KNIHY
  • Hodnocené. / 5. Na základě hodnocení zákazníků
Zobrazit stránku 709
VDSL C
OMMANDS
29-28
Related Commands
lre datarate (29-26)
lre noise-mgn target
This command configures the targeted signal-to-noise margin that VDSL
ports must achieve to successfully complete initialization. Use the no form
to restore the default setting.
Syntax
lre noise-mgn target {down | up} value
no lre noise-mgn target {down | up}
down – Downstream bands.
up – Upstream bands.
value – Signal-to-noise margin. (Range: 0-62, in units of 0.5 dB)
Default Setting
12 dB
Command Mode
Interface Configuration (VDSL Port)
Command Usage
This command sets the noise margin that transceivers must achieve
with a Bit Error Rate (BER) of 10
-7
or better to successfully complete
initialization. It indicates the maximum amount by which the reference
crosstalk noise level can be increased during a BER test without
causing the modem to fail the BER requirement.
Example
The following sets a targeted SNR of 15 dB on Port 1.
Related Commands
lre noise-mgn min (29-29)
show lre noise-mgn (29-74)
Console(config)#interface ethernet 1/1
Console(config-if)#lre noise-mgn target down 30
Console(config-if)#
Zobrazit stránku 709
1 2 ... 705 706 707 708 709 710 711 712 713 714 715 ... 961 962

Komentáře k této Příručce

Žádné komentáře