3com WX1200 3CRWX120695A Manuel D’Utilisation

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Configuring and Managing IP Interfaces
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Displaying DHCP Client Information
To display DHCP client 
information, type the following command:
WX1200# display dhcp-client
Interface:            corpvlan(4)
 Configuration Status: Enabled
 DHCP State:           IF_UP
 Lease Allocation:     65535 seconds
 Lease Remaining:      65532 seconds
 IP Address:           10.3.1.110
 Subnet Mask:          255.255.255.0
 Default Gateway:      10.3.1.1
 DHCP Server:          10.3.1.4
 DNS Servers:          10.3.1.29
 DNS Domain Name:      mycorp.com 
Disabling or
Reenabling an IP
Interface
IP interfaces are enabled by default. To administratively disable or 
reenable an IP interface, use the following command:
set interface vlan-id status {up | down}
Removing an IP
Interface
To remove an IP interface, use the following command:
clear interface vlan-id ip
CAUTION: If you remove the IP interface that is being used as the system 
IP address, features that require the system IP address will not work 
correctly.
Displaying IP
Interface Information
To display IP interface information, use the following command:
display interface [vlan-id]