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If dyndns.org was selected, User Name, Password and Host Name are mandatory; Enable
Wildcard, Mail Exchanger and Backup MX are optional.
Step 3.
Update the IP address. When WAN public IP address changes, ZSR0104C SERIES will
automatically inform your DDNS service provider the new IP address, or you can force
the IP address update by clicking the Update button.
The update message will show on the screen if the Refresh button was clicked. For
example, the status will show "No DDNS update activity" after clicking the Refresh
button.
5.8 DHCP Server
1. DHCP Definition
DHCP is the acronym of Dynamic Host Configuration Protocol. It can automate the IP Address
allocation in the network. When this protocol is activated, a DHCP server can automatically assign
the IP addresses to the DHCP clients. Also, a DHCP client can automatically obtain its IP addresses
from the DHCP server.
2. DHCP Server in LAN
By default, ZSR0104C SERIES works as a DHCP server and automatically assigns the IP addresses
to each client PC on the LAN side.
A. Auto-Remember
When assigning IP addresses to LAN clients, ZSR0104C SERIES can remember each LAN
client's IP address corresponding to the client's MAC address. Thus the LAN client will
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