ZyXEL Communications MES3500 Series, User Manual

Page: 279 / 370

Chapter 37 DHCP
MES3500 Series User’s Guide
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The following table describes the labels in this screen.
37.4.3 Configuring DHCPv4 Global Relay
Configure global DHCP relay in this screen. Click IP Application > DHCP > DHCPv4 in the
navigation panel and click the Global link to display the screen as shown.
Table 128
IP Application > DHCP > DHCPv4 > Option 82 Profile
LABEL DESCRIPTION
Name Enter a descriptive name for the profile for identification purposes. You can use up to 32
ASCII characters. Spaces are allowed.
Circuit-ID Use this section to configure the Circuit ID sub-option to include information that is specific
to the relay agent (the Switch).
Enable Select this option to have the Switch add the Circuit ID sub-option to client DHCP requests
that it relays to a DHCP server.
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 Basic Setting > General Setup 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
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 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
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
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.
Delete Check the entry(ies) that you want to remove in the Delete column and then click the
Delete button.
Cancel Click Cancel to clear the selected checkbox(es) in the Delete column.