Huawei Quidway S9300 Configuration Manual page 71

Quidway S9300 Terabit Routing Switch
Configuration Guide - Security
Procedure
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Example
Run the display dhcp snooping global command, and you can view that global DHCP snooping
is enabled.
<Quidway> display dhcp snooping global
dhcp snooping enable
Run the display dhcp snooping interface interface-type interface-number command, and you
can view information about DHCP snooping on the specified interface.
<Quidway> display dhcp snooping interface gigabitethernet 1/0/0
dhcp snooping enable
dhcp snooping check user-bind enable
user-bind total
mac-address&src mac total
untrust-reply total
Run the display user-bind all command, and you can view all the binding entries of users.
<Quidway> display user-bind all
ifname
----------------------------------------------------------------------
--
GE5/0/3
GE5/0/4
----------------------------------------------------------------------
total count : 3
Run the display dhcp snooping user-bind all command, you can view the entries in the DHCP
snooping binding table.
<Quidway> display dhcp snooping user-bind all
ifname
----------------------------------------------------------------------
GE5/0/4
GE5/0/4
total count : 2
Run the display dhcp option82 interface interface-type interface-number command, and you
can view the status of the Option 82 field.
Issue 01 (2009-07-28)
Run the display dhcp snooping global command to check information about global DHCP
snooping.
Run the display dhcp snooping interface interface-type interface-number command to
check information about DHCP snooping on the interface.
Run the display user-bind { all | { ip-address ip-address | mac-address mac-address |
vlan vlan-id | interface interface-type interface-number | user-type { static | dynamic } }
*
} command to check all user information on the binding table.
Run the display dhcp snooping user-bind { all | { ip-address ip-address | mac-address
mac-address | vlan vlan-id | interface interface-type interface-number }
check information about the DHCP snooping binding table.
Run the display dhcp option82 interface interface-type interface-number command to
check the status of the Option 82 field.
p/cvlan
0100/0000 S
0002/0002 S
0333/0000 D
p/cvlan tp lease
0333/0000 D
0333/0000 D
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Copyright © Huawei Technologies Co., Ltd.
0
0
0
tp lease mac-address
0 -
0 -
090320-1109 0016-21f1-56b6 070.070.116.062
mac-address
090320-1109 0016-21f1-56b5 070.070.116.063
090320-1109 0016-21f1-56b6 070.070.116.062
2 DHCP Snooping Configuration
*
} command to
ip-address
vpn-instance
001.001.001.001
001.001.001.005
1
ip-address
vpn-instance
2-15