Chapter 44 DHCP
GS2220 Series User’s Guide
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44.4.3 Co nfig uring DHCPv4 G lo b a l Re la y
Use this screen to configure global DHCPv4 relay. Click IP Applic a tio n > DHC P > DHC Pv4 in the
navigation panel and click the Globa l link to display the screen as shown.
slot-port Select this option to have the Switch add the number of port that the DHCP client is connected
to.
vlan Select this option to have the Switch add the ID of VLAN which the port belongs to.
hostname This is the system name you configure in the Ba sic Se tting > G e ne ra l Se tup screen.
Select this option for the Switch to add the system name to the client DHCP requests that it
relays to a DHCP server.
string Enter a string of up to 64 ASCII characters that the Switch adds into the client DHCP requests.
Spaces are allowed.
Remote-ID Use this section to configure the Remote ID sub-option to include information that identifies the
relay agent (the Switch).
Enable Select this option to have the Switch append the Remote ID sub-option to the option 82 field of
DHCP requests.
mac Select this option to have the Switch add its MAC address to the client DHCP requests that it
relays to a DHCP server.
string Enter a string of up to 64 ASCII characters for the remote ID information in this field. Spaces are
allowed.
Add Click this to create a new entry or to update an existing one.
This saves 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 Sa ve link on the top navigation panel to save your changes
to the non-volatile memory when you are done configuring.
Cancel Click C a nc e l to reset the fields to their last saved values.
Profile Name This field displays the descriptive name of the profile. Click the name to change the settings.
Circuit-ID This section displays the Circuit ID sub-option including information that is specific to the relay
agent (the Switch).
Enable This field displays whether the Circuit ID sub-option is added to client DHCP requests.
Field This field displays the information that is included in the Circuit ID sub-option.
Remote-ID This section displays the Remote ID sub-option including information that identifies the relay
agent (the Switch).
Enable This field displays whether the Remote ID sub-option is added to client DHCP requests.
Field This field displays the information that is included in the Remote ID sub-option.
Select an entry’s check box to select a specific entry. Otherwise, select the check box in the
table heading row to select all entries.
Delete Check the entries that you want to remove and then click the De le te button.
Cancel Click C a nc e l to clear the selected check boxes.
Table 194 IP Application > DHCP > DHCPv4 > Option 82 Profile (continued)
LABEL DESCRIPTIO N
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