User manual

ZyWAN User Manual Configuring the ZyWAN
© 2008 Arcom Issue D 59
The screen offers the following fields and options:
Field/Option Explanation
Default Lease Time
Enter the default lease time (in seconds) for the assigned
DHCP lease to expire. The default time is the time assigned if
the client does not request a specific lease time.
Max. Lease Time
Enter the maximum lease time (in seconds). This is the
maximum lease time which is assigned, regardless of
whether the client has requested a longer lease time.
Subnet Mask
Enter the subnet mask defining the range of network
addresses to be assigned by this DHCP server. Each of the
four fields must be a number between 0 and 255.
Range From
Enter the numeric address of the lowest DHCP address to be
assigned by this DHCP server. Each of the four fields must be
a number between 1 and 254.
Range To
Enter the numeric address of the highest DHCP address to
be assigned by this DHCP server. Each of the four fields must
be a number between 1 and 254.
Pass DNS Servers to
DHCP Clients
Set this option to Yes if you want the configured DNS server
addresses to be given to other computers receiving their
network address from the ZyWAN using DHCP.
If the Run Dhcp Server option is set to Yes, then UDP
port 67 must be included in the “Open Ports” section
of the Networking page.
If Pass DNS Servers to DHCP Clients is set to Yes,
UDP port 53 must be included in “Open Ports”.