10.5 Making a call between Gateway A and Gateway B..................................................90
Case 1: Gateway Phone to Gateway Phone..........................................................................90
Case 2: Gateway Phone to PSTN Phone..............................................................................91
Case 3: PSTN Phone to Gateway Phone..............................................................................92
10.6 VoIP in a Dynamic IP environment...........................................................................92
10.7 PPPoE, DHCP, and DDNS clients:............................................................................93
Case 4: Gateway Prefix–Simplified Gateway Phone to Gateway Phone.............................93
10.8 Dial in PLAR (Hotline) – TVP-224HR / TVP-224HR............................................100
Case 5: PLAR (Hotline) FXO to FXS example .................................................................100
Case 6: PLAR (Hotline) FXS to FXO example .................................................................103
Case 7: PLAR (Hotline) FXO to FXO example.................................................................105
CHAPTER 11 .....................................................................................107
TELEPHONY CONNECTIONS............................................................ 107
11.1 Port Configuration....................................................................................................107
Application 1: Special FXS Connections............................................................................108
Application 2: FXO Connections........................................................................................108
CHAPTER 12 .....................................................................................109
TROUBLESHOOTING TIPS................................................................109
Overview ................................................................................................................................109
General Problems..................................................................................................................109
Internet Access ......................................................................................................................109
Other Problems .....................................................................................................................110
Appendix A - Technical Specifications................................................................................111
TVP-224HR Technical Specifications................................................................................111
Console Port........................................................................................................................113
LAN Port.............................................................................................................................113
FXO Port Pin Assignments.................................................................................................114
FXS Port Pin Assignments..................................................................................................114
Appendix B - Connecting through Console ........................................................................115
Appendix C - Connecting through Telnet...........................................................................116
Appendix D - CLI Commands .............................................................................................118
Normal Mode Commands...................................................................................................118
Download Mode Commands...............................................................................................119
Appendix E - Factory Default Settings................................................................................120
10
