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

50BReset to default
In Default Setting you can restore the Phone Adapter to factory default in this page. You can just click
the Restore button, then the Phone Adapter will restore to default and automatically restart again.
51BSave and Reboot
In Save & Reboot you can save the changes you have done. If you want to use new setting in the
Phone Adapter, You have to click the Save button. After you click the Save button, the Phone Adapter
will automatically restart and the new setting will effect.
52BLogout
Lougout the system, it will return to login page.
52