5-1
5
DHCP Relay Agent Configuration Commands
The DHCP relay agent configuration is supported only on VLAN interfaces.
DHCP Relay Agent Configuration Commands
dhcp relay address-check
Syntax
dhcp relay address-check
{
disable
|
enable
}
View
Interface view
Default Level
2: System level
Parameters
disable
: Disables IP address match check on the relay agent.
enable
: Enables IP address match check on the relay agent.
Description
Use the
dhcp relay address-check enable
command to enable IP address match check on the relay
agent.
Use the
dhcp relay address-check disable
command to disable IP address match check on the relay
agent.
By default, the function is disabled.
If a requesting client’s IP and MAC addresses do not match any binding (both dynamic and static
bindings) on the DHCP relay agent, the client cannot access external networks via the DHCP relay
agent.
Note that: The
dhcp relay address-check enable
command only checks IP and MAC addresses of
clients.
Examples
# Enable IP address match check on the DHCP relay agent.
<Sysname> system-view
Summary of Contents for E4510-48G
Page 109: ...2 18 Sysname interface bridge aggregation 1 Sysname Bridge Aggregation1 shutdown ...
Page 309: ...6 4 Sysname interface vlan interface 1 Sysname Vlan interface1 ip address dhcp alloc ...
Page 324: ...8 3 Sysname interface vlan interface 1 Sysname Vlan interface1 ip address bootp alloc ...
Page 530: ...2 5 Sysname mvlan 100 subvlan 10 to 15 ...
Page 739: ...8 15 Sysname system view Sysname port security trap addresslearned ...
Page 819: ...13 11 Sysname system view Sysname public key peer key2 import sshkey key pub ...
Page 914: ...5 17 Sysname reset oam ...
Page 1064: ...5 30 Slot 2 Set next configuration file successfully ...
Page 1325: ...21 13 Examples Redirect to member 2 Sysname irf switch to 2 Sysname Slave 2 ...