802.3af PoE SIP IP Phone
VIP-256PT
DMZ
Enabling this option will expose the specified host to the Internet. All ports between the DMZ Start Port and
the DMZ End Port will be accessible from the Internet.
Descriptions
Item
Use DMZ
Enable / Disable DMZ
DMZ Host IP
Address
s
Z host
et the IP address of DM
s
DMZ Start Port
et the start port of DMZ host
DMZ End Port
s
st
et the end port of DMZ ho
DMZ Example:
For example, the DMZ computer’s IP is “192.168.1.2”, “DMZ start port” and “DMZ end port” is 20
a
functio
requests from the ports (20 to 1023)
nd 1023. The DMZ
n is that DMZ computer can get the
t.
of VIP-256PT’s Internet por
36
