Reference Guide

468 | Dynamic Host Configuration Protocol (DHCP)
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Command Modes
EXEC
EXEC Privilege
Default
None
Command
History
Related
Commands
ip dhcp snooping database renew
c e s
Renew the binding table.
Syntax
ip dhcp snooping database renew
Command Modes
EXEC
EXEC Privilege
Default
None
Command
History
ip dhcp snooping trust
c e s
Configure an interface as trusted.
Syntax
[no] ip dhcp snooping trust
Command Modes
INTERFACE
Default
Untrusted
interface type Enter the keyword interface followed by the type of interface to which the host is
connected.
• For an 10/100 Ethernet interface, enter the keyword fastethernet.
• For a Gigabit Ethernet interface, enter the keyword gigabitethernet.
• For a SONET interface, enter the keyword sonet.
• For a Ten Gigabit Ethernet interface, enter the keyword
tengigabitethernet.
slot/port
Enter the slot and port number of the interface.
lease
time Enter the keyword lease followed by the amount of time the IP address will be
leased.
Range: 1-4294967295
Version 8.3.1.0 Introduced on E-Series.
Version 7.8.1.0 Introduced on C-Series and S-Series
show ip dhcp snooping Display the contents of the DHCP binding table.
Version 8.3.1.0 Introduced on E-Series.
Version 7.8.1.0 Introduced on C-Series and S-Series