7-1
7
DHCP Snooping Configuration Commands
z
The DHCP snooping enabled device does not work if it is between the DHCP relay agent and
DHCP server, and it can work when it is between the DHCP client and relay agent or between the
DHCP client and server.
z
You are not recommended to enable the DHCP client, BOOTP client, and DHCP snooping on the
same device. Otherwise, DHCP snooping entries may fail to be generated, or the BOOTP
client/DHCP client may fail to obtain an IP address.
DHCP Snooping Configuration Commands
dhcp-snooping
Syntax
dhcp-snooping
undo dhcp-snooping
View
System view
Default Level
2: System level
Parameters
None
Description
Use the
dhcp-snooping
command to enable DHCP snooping.
Use the
undo dhcp-snooping
command to disable DHCP snooping.
With DHCP snooping disabled, all ports can forward responses from any DHCP servers and does not
record binding information about MAC addresses of DHCP clients and the obtained IP addresses.
By default, DHCP snooping is disabled.
Related commands:
display dhcp-snooping
.
Examples
# Enable DHCP snooping.
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 ...