Examples
# Specify the DHCP server 1.1.1.1 on the relay agent interface GigabitEthernet 2/0/1.
<Sysname> system-view
[Sysname] interface gigabitethernet 2/0/1
[Sysname-GigabitEthernet2/0/1] dhcp relay server-address 1.1.1.1
Related commands
dhcp select relay
•
display dhcp relay interface
•
display dhcp relay check mac-address
Use display dhcp relay check mac-address to display MAC address check entries on the relay agent.
Syntax
display dhcp relay check mac-address
Views
Any view
Predefined user roles
network-admin
network-operator
Examples
# Display MAC address check entries on the DHCP relay agent.
<Sysname> display dhcp relay check mac-address
Source-MAC
23f3-1122-adf1
23f3-1122-2230
Table 14 Command output
Field
Source MAC
Interface
Aging-time
display dhcp relay client-information
Use display dhcp relay client-information to display relay entries on the relay agent.
Syntax
display dhcp relay client-information [ interface interface-type interface-number | ip ip-address
[ vpn-instance vpn-instance-name ] ]
Views
Any view
Interface
GE2/0/1
GE2/0/2
Description
Source MAC address of the attacker.
Interface where the attack comes from.
Aging time of the MAC address check entry, in seconds.
Aging-time
10
30
93