Chapter 35 DHCP
GS1920 Series User’s Guide
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35.5.2 Example: DHCP Relay for Two VLANs
The following example displays two VLANs (VIDs 1 and 2) for a campus network. Two DHCP servers
are installed to serve each VLAN. The system is set up to forward DHCP requests from the
dormitory rooms (VLAN 1) to the DHCP server with an IP address of 192.168.1.100. Requests from
the academic buildings (VLAN 2) are sent to the other DHCP server with an IP address of
172.16.10.100.
Figure 214
DHCP Relay for Two VLANs
For the example network, configure the VLAN Setting screen as shown.
Port
This field displays the port(s) to which the Switch applies the settings.
Profile Name
This field displays the DHCP option 82 profile that the Switch applies to the port(s) in this
VLAN.
Delete
Select the entry(ies) that you want to remove in the Delete column, then click the Delete
button to remove the selected entry(ies) from the table.
Cancel
Click this to clear the Delete check boxes above.
Table 145
IP Application > DHCP > DHCPv4 > VLAN > Port (continued)
LABEL
DESCRIPTION
VLAN 1
VLAN 2
DHCP:192.168.1.100
DHCP:172.16.10.100
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