Configuring Dhcp Global Relay; Figure 146 Ip Application > Dhcp > Global; Table 103 Relay Agent Information; Table 104 Ip Application > Dhcp > Global - ZyXEL Communications XGS-4528F User Manual

Chapter 32 DHCP
The DHCP Relay Agent Information feature adds an Agent Information field to the Option
82 field. The Option 82 field is in the DHCP headers of client DHCP request frames that the
Switch relays to a DHCP server.
Relay Agent Information can include the System Name of the Switch if you select this
option. You can change the System Name in Basic Settings > General Setup.
The following describes the DHCP relay information that the Switch sends to the DHCP
server:

Table 103 Relay Agent Information

FIELD LABELS
Slot ID
Port ID
VLAN ID
Information

32.4.2 Configuring DHCP Global Relay

Configure global DHCP relay in the DHCP Relay screen. Click IP Application > DHCP in
the navigation panel and click the Global link to display the screen as shown.
Figure 146 IP Application > DHCP > Global
The following table describes the labels in this screen.
Table 104 IP Application > DHCP > Global
LABEL
Active
Remote
DHCP Server
1 .. 3
Relay Agent
Information
Information
262
DESCRIPTION
(1 byte) This value is always 0 for stand-alone switches.
(1 byte) This is the port that the DHCP client is connected to.
(2 bytes) This is the VLAN that the port belongs to.
(up to 64 bytes) This optional, read-only field is set according
to system name set in Basic Settings > General Setup.
DESCRIPTION
Select this check box to enable DHCP relay.
Enter the IP address of a DHCP server in dotted decimal notation.
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.
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.
XGS-4528F User's Guide