Configuring The S9300 To Request The Dhcp Server To Release An Ip Address Of A Client - Huawei Quidway S9300 Configuration Manual

2 DHCP Configuration
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Data Preparation
To configure the S9300 to request the DHCP server to release the IP address obtained by a client,
you need the following data.
No.
1
2
3
2.4.2 Configuring the S9300 to Request the DHCP Server to Release
an IP Address of a Client
Context
Do as follows on the S9300.
Procedure
Step 1 Run:
system-view
The system view is displayed.
Step 2 (Optional) Run:
interface vlanif vlan-id
The VLANIF interface view is displayed.
Step 3 Run:
dhcp relay release client-ip-address mac-address [ server-ip-address ]
The S9300 is configured to request the DHCP server to release an IP address obtained by a client.
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2-6
Obtaining an IP address by a DHCP client through the DHCP server
Data
IP address of the DHCP client
MAC address of the DHCP client
IP address of the DHCP server that assigns IP addresses to clients
When you use this command in the system view, pay attention to the following points:
If the DHCP server is not specified, Release messages are sent to DHCP servers in the
–
DHCP server group corresponding to the interface on the DHCP relay agent.
If the IP address of the DHCP server is specified, Release messages are sent to only the
–
specified DHCP server.
When you use this command in the VLANIF interface view, pay attention to the following
points:
If the DHCP server is not specified, Release messages are sent to all the DHCP servers
–
in the DHCP server group corresponding to the interface on the DHCP relay agent.
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Quidway S9300 Terabit Routing Switch
Configuration Guide - IP Service
Issue 02 (2009-08-06)