Chapter 6 Tutorials
GS2220 Series User’s Guide
88
Figure 66
Tutorial: Check the Binding If DHCP Snooping Works
You can also telnet. Use the command “
show dhcp snooping binding
” to see the DHCP snooping
binding table as shown next.
6.3 How to Use DHCPv4 Relay on the Switch
This tutorial describes how to configure your Switch to forward DHCP client requests to a specific DHCP
server. The DHCP server can then assign a specific IP address based on the information in the DHCP
requests.
6.3.1 DHCP Relay Tutorial Introduction
In this example, you have configured your DHCP server (192.168.2.3) and want to have it assign a
specific IP address (say 172.16.1.18) to DHCP client
A
based on the system name, VLAN ID and port
number in the DHCP request. Client
A
connects to the Switch’s port 2 in VLAN 102.
Figure 67
Tutorial: DHCP Relay Scenario
6.3.2 Create a VLAN
Follow the steps below to configure port 2 as a member of VLAN 102.
1
Access the Web Configurator through the Switch’s management port.
2
Go to
Basic Setting
>
Switch Setup
and set the VLAN type to
802.1Q
. Click
Apply
to save the settings to
the run-time memory.
sysname# show dhcp snooping binding
MacAddress IpAddress Lease Type VLAN Port
----------------- --------------- ------------ ------------- ---- -----
00:02:00:00:00:1c 10.10.1.16 6d23h59m20s dhcp-snooping 100 6
Total number of bindings: 1
Summary of Contents for GS2220-10
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