Chapter 31 Troubleshooting
PMG5318-B20B User’s Guide
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2 Turn the GPON Device off and on.
3 If the problem continues, contact the network administrator or vendor, or try one of the advanced
suggestions.
31.5 Phone Calls and VoIP
The telephone port won’t work or the telephone lacks a dial tone.
1 Check the telephone connections and telephone wire.
I can access the Internet, but cannot make VoIP calls.
1 The PHONE light should come on. Make sure that your telephone is connected to the PHONE port.
2 You can also check the VoIP status in the Status screen.
3 If the VoIP settings are correct, use speed dial to make calls. If you can make a call using speed
dial, there may be something wrong with the SIP server, contact your VoIP service provider.
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