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8. Repeat steps 5-7 until you have entered all four port ranges for the Phone Adapter.
Application
Start and End
Internet phone 1
5060 to 5061
Internet phone 2
53 to 53
Internet phone 3
69 to 69
Internet phone 4
10000 to 20000
9. Check the Enable option for the port services you want to use.
10. When you have completed the configuration, click the Save Settings button.
2. When I make a telephone call, the call doesn't go through; instead, I hear a fast busy signal.
Go through this checklist until your problem is solved:
•
Follow these instructions to reboot your cable or DSL modem, Phone Adapter, and router:
1. Power off your cable or DSL modem by unplugging its power adapter.
2. Power off the router by unplugging its power adapter.
3. Power off the Phone Adapter by unplugging its power adapter.
4. Wait two minutes, and then power on your cable or DSL modem by plugging its power adapter into
an electrical outlet.
Appendix A: Troubleshooting
Common Problems and Solutions
Protocol
IP Address
UDP
(IP address of
Phone Adapter)
UDP
(IP address of
Phone Adapter)
UDP
(IP address of
Phone Adapter)
UDP
(IP address of
Phone Adapter)
Phone Adapter with 2 Ports for Voice-over-IP
Enable
X
X
X
X
17
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