5
Static Routing ........................................................................................................... 33
Virtual Server............................................................................................................ 34
DMZ ......................................................................................................................... 34
System Maintenance....................................................................................................... 35
Configurations .......................................................................................................... 35
Reboot System.......................................................................................................... 36
Save Modification to Flash Memory............................................................................. 36
Appendix A Voice communications ................................................... 37
Default Configuration .................................................................................................... 37
Peer-to-Peer (P2P) mode ................................................................................................ 38
Voice communication via SIP proxy server –SIP50..................................................... 40
Appendix B VIP-280 Specifications.................................................... 43
