ZyXEL Communications IES-708-22A User Manual
Page 184
![background image](/manuals/226434/184/background.png)
Chapter 26 DHCP Relay
IES-708-22A User’s Guide
184
Apply
Click Apply to save your changes to the IES-708-22A’s volatile memory. The
IES-708-22A loses these changes if it is turned off or loses power, so use the
Config Save link on the 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.
VLAN ID
Enter the ID of the VLAN served by the specified DHCP relay(s). Enter 0 to set
up the IP address(es) of the default DHCP relay(s).
Primary Server IP
Enter the IP address of one DHCP server to which the IES-708-22A should
relay DHCP requests for the selected VLAN.
Secondary Server
IP
Enter the IP address of a second DHCP server to which the IES-708-22A
should relay DHCP requests for the selected VLAN. Enter 0.0.0.0 if there is only
one DHCP relay for the selected VLAN.
Active Server
This field has no effect if the Relay Mode is Both. If the Relay Mode is Auto,
select which DHCP server (the primary one or the secondary one) to which the
IES-708-22A should relay DHCP requests for the selected VLAN.
Apply
Click Apply to save your changes to the IES-708-22A’s volatile memory. The
IES-708-22A loses these changes if it is turned off or loses power, so use the
Config Save link on the 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.
Server List
This section lists the DHCP servers that are already set up for each VLAN. An
asterisk in parentheses (*) indicates which DHCP server is active for each
VLAN.
Index
This is a sequential value, and it is not associated with any entry. The entries
are sorted by VLAN ID.
VLAN ID
This field displays the ID of the VLAN served by the specified DHCP relay(s).
Primary Server IP
This field displays the IP address of one DHCP server to which the IES-708-22A
should relay DHCP requests.
Secondary Server
IP
This field displays the IP address of a second DHCP server to which the IES-
708-22A should relay DHCP requests. This field is 0.0.0.0 if the primary server
is the only DHCP relay.
Select
Delete
Select the check box in the Select column for an entry, and click Delete to
remove the entry.
Select All
Click this to select all entries in the Server List.
Select None
Click this to un-select all entries in the Server List.
Table 56 Advanced Application > DHCP Relay (continued)
LABEL
DESCRIPTION