ip dhcp snooping vlan
Enable DHCP Snooping on one or more VLANs.
C-Series, S-Series, S4810
Syntax
[no] ip dhcp snooping vlan name
Parameters
name
Enter the name of a VLAN on which to enable DHCP Snooping.
Defaults Disabled.
Command Modes CONFIGURATION
Command History
Version 8.3.7.0 Introduced on the S4810.
Version 7.8.1.0 Introduced on the C-Series and S-Series.
Usage
Information
When enabled, the system begins creating entries in the binding table for the specified
VLAN(s).
NOTE: Learning only happens if there is a trusted port in the VLAN.
Related
Commands
ip dhcp snooping trust – configures an interface as trusted.
show ip dhcp snooping
Display the contents of the DHCP binding table.
C-Series, S-Series, Z-Series, S4810
Syntax
show ip dhcp snooping binding
Defaults none
Command Modes
• EXEC
• EXEC Privilege
Command History
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.8.1.0 Introduced on the C-Series and S-Series.
Related
Commands
clear ip dhcp snooping – clears the contents of the DHCP binding table.
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