Chapter 15
| IP Services
Dynamic Host Configuration Protocol
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Parameters
These parameters are displayed:
◆ VLAN – ID of configured VLAN.
◆ Vendor Class ID – The following options are supported when the check box is
marked to enable this feature.
◆ Default – The default string.
◆ Tex t – A text string. (Range: 1-32 characters)
◆ Hex – A hexadecimal value. (Range: 1-64 characters)
Web Interface
To configure a DHCP client identifier:
1. Click IP Service, DHCP, Client.
2. Mark the check box to enable this feature. Select the default setting, or the
format for a vendor class identifier. If a non-default value is used, enter a text
string or hexadecimal value.
3. Click Apply.
Figure 306: Specifying A DHCP Client Identifier
Configuring DHCP
Relay Option 82
Use the IP Service > DHCP > Relay Option 82 page to configure DHCP relay service
for attached host devices, including DHCP option 82 information. DHCP provides
an option for sending information about its DHCP clients to the DHCP server
(specifically, the interface on the relay server through which the DHCP client
request was received). Also known as DHCP Relay Option 82, it allows compatible
DHCP servers to use this information when assigning IP addresses, or to set other
services or policies for clients.
Option 82 information contains information which can identify both the relay
agent and the interface through which the DHCP request was received:
â—† The DHCP Relay Information Option Remote ID (RID) is the access node
identifier – a string used to identify the switch to the DHCP server.
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