2-390
Catalyst 3750 Metro Switch Command Reference
OL-9645-10
Chapter 2 Catalyst 3750 Metro Switch Cisco IOS Commands
renew ip dhcp snooping database
renew ip dhcp snooping database
Use the
renew ip dhcp snooping database
privileged EXEC command to renew the DHCP snooping
binding database.
renew ip dhcp snooping database
[{
flash:/
filename
|
ftp://
user:password@host/filename |
nvram:/
filename
|
rcp://
user@host/filename
|
tftp://
host/filename
}] [
validation none
]
Syntax Description
Defaults
No default is defined.
Command Modes
Privileged EXEC
Command History
Usage Guidelines
If you do not specify a URL, the switch tries to read the file from the configured URL.
Examples
This example shows how to renew the DHCP snooping binding database without checking CRC values
in the file:
Switch#
renew ip dhcp snooping database validation none
To verify your settings, enter the
show ip dhcp snooping database
privileged EXEC command.
Related Commands
flash:/
filename
(Optional) Specify that the database agent or the binding file is in the flash
memory.
ftp://
user
:
password
@
host
/
filename
(Optional) Specify that the database agent or the binding file is on an FTP
server.
nvram:/
filename
(Optional) Specify that the database agent or the binding file is in the NVRAM.
rcp://
user
@
host
/
file
name
(Optional) Specify that the database agent or the binding file is on a Remote
Control Protocol (RCP) server.
tftp://
host
/
filename
(Optional) Specify that the database agent or the binding file is on a TFTP
server.
validation none
(Optional) Specify that the switch does not verify the cyclic redundancy check
(CRC) for the entries in the binding file specified by the URL.
Release
Modification
12.2(25)EY
This command was introduced.
Command
Description
Enables DHCP snooping on a VLAN.
Configures the DHCP snooping binding database.
show ip dhcp snooping database
Displays the status of the DHCP snooping database agent.
