Display Dhcp-Snooping - 3Com S7906E Command Reference Manual

Parameters
no-user-binding: Specifies the port not to record the clients' IP-to-MAC bindings in DHCP requests it
receives. The command without this keyword records the IP-to-MAC bindings of clients.
Description
Use the dhcp-snooping trust command to configure a port as a trusted port.
Use the undo dhcp-snooping trust command to restore the default state of a port.
All ports are untrusted by default.
Related commands: display dhcp-snooping trust.
Examples
# Specify GigabitEthernet 2/0/1 as a trusted port and enable it to record the IP-to-MAC bindings of
clients.
<Sysname> system-view
[Sysname] interface gigabitethernet 2/0/1
[Sysname-GigabitEthernet2/0/1] dhcp-snooping trust

display dhcp-snooping

Syntax
display dhcp-snooping [ ip ip-address ]
View
Any view
Default Level
1: Monitor level
Parameters
ip ip-address: Displays the DHCP snooping IP-to-MAC binding corresponding to the specified IP
address.
Description
Use the display dhcp-snooping command to display the IP-to-MAC bindings recorded by the DHCP
snooping device.
Related commands: dhcp-snooping.
Using the display dhcp-snooping command displays IP-to-MAC bindings that are present both in the
DHCP-ACK and DHCP-REQUEST messages.
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