3: GW6600 Series LED behaviour
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© Virtual Access 2018
GW6600 Series User manual
Issue: 1.7
Page 20 of 519
Note: When PPP is not connected, none of the signal strength LEDs will light regardless
of signal strength.
3.1.1
LED variations for dial modem, leased line and ISDN
Applies to GW6631 and GW6641 models.
Dial modem
SYN LED
On
Connection established.
Off
Not connected.
Flashing
Modem training.
Dial modem
DAT LED
Off
No data transmit.
Flashing
Transmit data.
Table 7: Dial modem LED behaviour on GW6600 Series models
Applies to the GW6610-LL model.
Leased Line
SYN LED
On
CESoP enabled.
Off
CESoP disabled.
Leased Line
DAT LED
On
Receive data.
Off
No data received.
Table 8: Lease Line LED behaviour on GW6600 Series models
Applies to the GW6610-ISDN model.
ISDN SYN LED
On
Audio channel active (dial tone or call in progress).
Off
Audio channel inactive.
ISDN DAT LED
On
Audio channel active (dial tone or call in progress).
Off
Audio channel inactive.
Table 9: ISDN LED behaviour on GW6600 Series models