ZyXEL Communications Corporation EMG1302R10A Manual De Usuario
Chapter 10 DHCP Server
EMG1302-R10A User’s Guide
100
10.6 The DHCP Client List Screen
This screen allows you to review the list of the devices currently connected to the EMG1302-R10A.
To view your EMG1302-R10A’s DHCP client list, click Configuration > Network > DHCP Server >
Client List. The following screen displays.
Client List. The following screen displays.
Figure 53
Configuration > Network > DHCP Server > Client List
The following table describes the labels in this screen.
First DNS Server
Second DNS Server
Select From ISP if your ISP dynamically assigns DNS server information (and the
EMG1302-R10A's WAN IP address). The field to the right displays the (read-only) DNS
server IP address that the ISP assigns.
EMG1302-R10A's WAN IP address). The field to the right displays the (read-only) DNS
server IP address that the ISP assigns.
Select User-Defined if you have the IP address of a DNS server. Enter the DNS
server's IP address in the field to the right. If you chose User-Defined, but leave the
IP address set to 0.0.0.0, User-Defined changes to None after you click Apply. If you
set a second choice to User-Defined, and enter the same IP address, the second
User-Defined changes to None after you click Apply.
server's IP address in the field to the right. If you chose User-Defined, but leave the
IP address set to 0.0.0.0, User-Defined changes to None after you click Apply. If you
set a second choice to User-Defined, and enter the same IP address, the second
User-Defined changes to None after you click Apply.
Select DNS Relay to have the EMG1302-R10A act as a DNS proxy. The EMG1302-
R10A's LAN IP address displays in the field to the right (read-only). The EMG1302-R10A
tells the DHCP clients on the LAN that the EMG1302-R10A itself is the DNS server.
When a computer on the LAN sends a DNS query to the EMG1302-R10A, the EMG1302-
R10A forwards the query to the EMG1302-R10A's system DNS server (configured in the
WAN > Internet Connection screen) and relays the response back to the computer.
You can only select DNS Relay for one of the three servers; if you select DNS Relay
for a second or third DNS server, that choice changes to None after you click Apply.
R10A's LAN IP address displays in the field to the right (read-only). The EMG1302-R10A
tells the DHCP clients on the LAN that the EMG1302-R10A itself is the DNS server.
When a computer on the LAN sends a DNS query to the EMG1302-R10A, the EMG1302-
R10A forwards the query to the EMG1302-R10A's system DNS server (configured in the
WAN > Internet Connection screen) and relays the response back to the computer.
You can only select DNS Relay for one of the three servers; if you select DNS Relay
for a second or third DNS server, that choice changes to None after you click Apply.
Select None if you do not want to configure DNS servers. If you do not configure a DNS
server, you must know the IP address of a computer in order to access it.
server, you must know the IP address of a computer in order to access it.
Apply
Click Apply to save your changes back to the EMG1302-R10A.
Cancel
Click Cancel to begin configuring this screen afresh.
Table 34
Configuration > Network > DHCP Server > Advanced (continued)
LABEL
DESCRIPTION
Table 35
Configuration > Network > DHCP Server > Client List
LABEL
DESCRIPTION
DHCP Client Table
#
This is the index number of the client device.
Status
This shows the status of the connected device.
Host Name
This indicates the device’s host name.
IP Address
This indicates the IP address assigned to this client device.