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Chapter 7: Services Tab
EdgeRouter
™
Lite User Guide
Ubiquiti Networks, Inc.
Configure Static MAC/IP Mapping
The
Static MAC/IP Mapping
screen appears.
Make changes as needed.
-
ID
The name of this mapping is displayed.
-
MAC Address
Enter the MAC address of the DHCP
client.
-
IP Address
Enter the IP address that should be
assigned.
Click
Save
to apply your changes.
Details
The top section displays the following status information:
•
Pool Size
The total number of IP addresses is displayed.
•
Leased
The number of used IP addresses is displayed.
•
Available
The number of available IP addresses is
displayed.
•
Subnet
The IP address and subnet mask of the DHCP
server are displayed in slash notation.
•
Range Start
The starting IP address of the range is
displayed.
•
Range End
The last IP address of the range is displayed.
•
Router
The default route of the DHCP clients is
displayed. The DHCP clients route all packets to this IP
address, which is the EdgeRouter’s own IP address in
most cases.
•
DNS
The IP address of the DNS server is displayed.
•
Status
The
Enabled
/
Disabled
status of the DHCP server
is displayed.
The rest of the
Details
tab displays the following:
•
DHCP Name
The name of the DHCP server is displayed.
•
Subnet
The IP address and subnet mask of the DHCP
server are displayed in slash notation.
Make changes as needed to the following options:
•
Range Start
Enter the starting IP address of the range.
•
Range Stop
Enter the last IP address of the range.
•
Router
Enter the default route of the DHCP clients. The
DHCP clients route all packets to this IP address, which is
the EdgeRouter’s own IP address in most cases.
•
DNS 1
Enter the IP address of the primary DNS server.
Your ISP may provide this information, or you can use
Google’s DNS server at
8.8.8.8
.
•
DNS 2
Enter the IP address of the secondary DNS server.
•
Domain
Enter the domain name for DHCP clients.
•
Lease Time
Enter the period of time (in seconds) that a
DHCP lease should last.
•
Enable
Check the box to enable this DHCP server.
Click
Save
to apply your changes.
At the bottom of the screen, you can click
Delete
to
delete the DHCP server and its configuration.
DNS
The EdgeRouter receives all LAN DNS requests and
forwards them to the service provider’s DNS server. The
EdgeRouter receives responses from the DNS server and
forwards them to the LAN clients.
DNS Forwarding
Cache Size
Completed DNS requests are cached so
response time is faster for cached entries, and there is less
traffic traveling to the DNS server. Enter the maximum
number of DNS queries to cache.
Interface
Select the appropriate interface that the
EdgeRouter will listen to so it can forward DNS requests.
Add Listen Interface
You can select multiple interfaces.
To add another interface for DNS forwarding, click
Add
Listen Interface
. From the new
Interface
drop-down
menu, select the appropriate interface.
Click
Save
to apply your changes, or click
Cancel
.
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