Planet Technology SOHO Internet Telephony PBX System IPX-600 - Manual (Page 44)

Figure 52. Special application page of IPX-600
DMZ Host
The DMZ Host setting can allow one local user to be exposed to the Internet with no firewall
protection. When a local user wishes to use some special-purpose service, such as an Internet game
or Video-conferencing, set the dedicated DMZ Port and click the Apply button.
Figure 53. DMZ Host page of IPX-600
DoS (Denial of Service) Protection
When you enable this function, it will block most of the Internet attacks. This option is enabled as
default value.
Figure 54. DoS page of IPX-600
Dynamic DNS
IPX-600 support dynamic DNS service. If the WAN IP address of IPX-600 is dynamic and public
(PPPoE), you can use this service to let other Internet host to access IPX-600 by its dynamic domain
name.
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