ZyXEL Communications GS-4024 - Manual (Page 265)

Chapter 33 DHCP
GS-4012F/4024 User’s Guide
265
The following table describes the labels in this screen.
Table 104 IP Application > DHCP > VLAN
LABEL DESCRIPTION
VID Enter the ID number of the VLAN to which these DHCP settings apply.
DHCP Status Select whether the Switch should function as a DHCP Server or Relay for the
specified VID. If you select Server then fields related to DHCP relay configuration are
grayed out and vice versa.
Server Use this section if you want to configure the Switch to function as a DHCP server for
this VLAN.
Client IP
Pool
Starting
Address Specify the first of the contiguous addresses in the IP address pool.
Size of
Client IP
Pool Specify the size, or count of the IP address pool. The Switch can issue from 1 to 253
IP addresses to DHCP clients.
IP Subnet
Mask Enter the subnet mask for the client IP pool.
Default
Gateway Enter the IP address of the default gateway device.
Primary/
Secondary
DNS
Server Enter the IP addresses of the DNS servers. The DNS servers are passed to the
DHCP clients along with the IP address and the subnet mask.
Relay Use this section if you want to configure the Switch to function as a DHCP relay for
this VLAN.
Remote
DHCP
Server 1 ..
3 Enter the IP address of a DHCP server in dotted decimal notation.
Relay
Agent
Information Select the Option 82 check box to have the Switch add information (slot number, port
number and VLAN ID) to client DHCP requests that it relays to a DHCP server.
Information This read-only field displays the system name you configure in the General Setup
screen.
Select the check box for the Switch to add the system name to the client DHCP
requests that it relays to a DHCP server.
Add Click Add to save your changes to the Switch’s run-time memory. The Switch loses
these changes if it is turned off or loses power, so use the Save link on the top
navigation panel to save your changes to the non-volatile memory when you are
done configuring.
Cancel Click Cancel to begin configuring this screen afresh.
Clear Click this to clear the fields above.
VID This field displays the ID number of the VLAN group to which this DHCP settings
apply.
Type This field displays Server or Relay for the DHCP mode.
DHCP Status For DHCP server configuration, this field displays the starting IP address and the size
of the IP address pool.
For DHCP relay configuration, this field displays the first remote DHCP server IP
address.
Delete Select the configuration entries you want to remove and click Delete to remove them.
Cancel Click Cancel to clear the Delete check boxes.