Object Missing; Secure Dhcp Commands; Clear Ip Dhcp Snooping; Ip Dhcp Relay - Dell Force10 S4810P Reference Manual

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Secure DHCP Commands

DHCP as defined by RFC 2131 provides no authentication or security mechanisms. Secure DHCP is a suite of features
that protects networks that use dynamic address allocation from spoofing and attacks.

clear ip dhcp snooping

Clear the DHCP binding table.
C-Series, S-Series, Z-Series
Syntax clear ip dhcp snooping binding
Defaults none
Command Modes EXEC Privilege
Command History
Version 8.3.11.1
Version 7.8.1.0
Related show ip dhcp snooping
Commands

ip dhcp relay

Enable Option 82.
C-Series, S-Series, Z-Series, S4810
Syntax ip dhcp relay information-option [trust-downstream]
Parameters
trust-downstream
Defaults Disabled.
Command Modes CONFIGURATION
Command History
Version 8.3.11.1
Version 8.3.7.0
Version 7.8.1.0
Introduced on the Z9000.
Introduced on the C-Series and S-Series.
– displays the contents of the DHCP binding table.
Configure the system to trust Option 82 when it is received from the
previous-hop router.
Introduced on the Z9000.
Introduced on the S4810.
Introduced on the C-Series and S-Series.
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