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SN4554 Getting Started Guide
SN4554 front panel
Figure 3
shows SN4554 LEDs, the LED definitions are listed in
LED
Note
Power
VoIP
Line 0 and Line 1
Ethernet
SN4554 overview
e 4
o d
G a
t N
a r
N
S T
S m
I P
B R
D N
I S
Figure 3. SN4554 front panel
Table 3. SN4554 LED definitions
If an error occurs, all LEDs will flash once per second.
When lit, indicates power is applied and the unit is in normal operation. Off indi-
cates no power applied. Flashes once per second during boot (startup).
On indicates the gateway is registered to an H.323 gatekeeper/SIP server, or,
•
in the case of direct routing, has at least one active VoIP connection.
•
Off indicates the unit is not configured or registered, or has no active direct-
routed VoIP connection.
Flashing green indicates that the unit is attempting to register or has failed
•
to register.
Off indicates no active calls. Blinking when one or two B-channels are connected.
•
On when the Ethernet connection has a link indication.
Flashes when data is received or transmitted at the corresponding Ethernet port.
•
4
5 5
a y
t e w
table
3.
Description
1 • General information
SmartNode 4554
ISDN BRI PSTN Gateway
16
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