8.9 NETWORK / Advanced
................................................................................................................................. 21
8.10 NETWORK / VPN
......................................................................................................................................... 21
8.11 LINES / SIP
.................................................................................................................................................... 21
8.12 LINES / Dial Peer
......................................................................................................................................... 25
8.13 LINES / Dial Plan
.......................................................................................................................................... 29
8.14 LINES / Global Settings
............................................................................................................................. 29
8.15 PHONE / Features
....................................................................................................................................... 30
8.16 PHONE / Audio
............................................................................................................................................. 32
8.17 PHONE / MCAST
.......................................................................................................................................... 33
8.18 PHONE / Time/Date
..................................................................................................................................... 34
8.19 CALL LOGS
.................................................................................................................................................. 34
8.20 FUNCTION KEY / Function Key
............................................................................................................... 35
9 Advanced Features
.................................................................................................................................................... 36
9.1 VPN
................................................................................................................................................................... 36
9.1.1 L2TP
............................................................................................................................................................... 36
9.1.2 OpenVPN
...................................................................................................................................................... 36
10 Trouble Shooting
...................................................................................................................................................... 38
10.1 Upgrade to the latest software
................................................................................................................ 38
10.2 Reset Device to Factory Default
.............................................................................................................. 38
10.3 Network Packets Capture
......................................................................................................................... 38
10.4 Common Trouble Cases
............................................................................................................................ 39
Appendix I - Icon Illustration
....................................................................................................................................... 40