User Manual
Table Of Contents
- Chapter 1 Introduction
- Chapter 2 Preparations & Installation
- Chapter 3 Network Service Configurations
- Chapter 4 VoIP Telephone Adapter Configurations
- Chapter 5 Netowrk
- Chapter 6 NAT Trans
- Chapter 7 SIP Setting
- Chapter 8 Advance Setting
- Chapter 9 Other Setting
- Appendix A Voice Communication Samples
- Case 1: ATA to ATA connection via IP address
- Case 2: (Peer-to-Peer mode) VIP-157S Port 1 to Port 2 communications
- Case 3: Call Forward Feature_Example 1
- Case 4: Call Forward Feature_Example 2
- Case 5: Call Forward Feature_Example 3
- Case 6: Call Forward Feature_Example 4
- Case 7: Auto Answer Feature_IP to PSTN
- Case 8: Auto Answer Feature_PSTN to IP
- Appendix B The method of operation guide
- Appendix C VIP-156/VIP-156PE/VIP-157/VIP-157S Specifications

16BAppendix A Voice Communication Samples
There are several ways to make calls to desired destination in ATA. In this section, we’ll lead you step
by step to establish your first voice communication via keypad and web browsers operations.
53BCase 1: ATA to ATA connection via IP address
Assume there are two ATAs in the network the IP address are 192.168.0.1, 192.168.0.2
Analog telephone sets are connected to the phone (RJ-11) port of ATAs respectively
53
192.168.0.2
192.168.0.1
1 9 2 * 1 6 8 * 0 2 #*
Test the scenario:
1. Pick up the telephone set on ATA UAU.
2. Press the keypad: 192*168*0*2# shall be able to connect to the ATA
UB.
3. Then the phone in 192.168.0.2 should ring. Please repeat the same dialing steps on ATA
UBU to
establish the first voice communication from ATA
UA