ZyXEL Communications Corporation PMG5318B20A 사용자 설명서
Chapter 1 Introduction
PMG5318-B20A User’s Guide
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1.4.3 VoIP Features
You can register up to 2 SIP (Session Initiation Protocol) accounts and use the GPON Device to
make and receive VoIP telephone calls:
make and receive VoIP telephone calls:
Figure 3
GPON Device’s VoIP Features
Calls via a VoIP service provider - the GPON Device sends your call to a VoIP service provider’s SIP
server which forwards your calls to either VoIP or PSTN phones.
server which forwards your calls to either VoIP or PSTN phones.
1.5 LEDs (Lights)
The following graphic displays the labels of the LEDs.
Figure 4
LEDs on the Top Panel
None of the LEDs are on if the GPON Device is not receiving power.
Internet
PSTN
Table 1
LED Descriptions
LED
COLOR
STATUS
DESCRIPTION
POWER
Green
On
The GPON Device is receiving power and ready for use.
Blinking
The GPON Device is self-testing.
Red
On
The GPON Device detected an error while self-testing, or there is a
device malfunction.
device malfunction.
Off
The GPON Device is not receiving power and there is no device
malfunction.
malfunction.
PON
Green
On
The GPON Device has a PON line connection.
Orange
On
The GPON Device’s PON port is physically connected but not registered.
Red
On
The GPON Device’s PON port is not connected. The optical transceiver
may have malfunctioned or the fiber cable may not be connected or
may be broken or damaged enough to break the PON connection.
may have malfunctioned or the fiber cable may not be connected or
may be broken or damaged enough to break the PON connection.