Dell Force10 S4810P, Справочное руководство

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Command History
Version 9.0.0.0 Introduced on the Z9000.
Usage
Information Option 82 is comprised of two sub-options,
circuit id
and
remote id
.
Remote id
uses the MAC address of the relay agent which adds Option 82 to identify the host sending the
message. Use the
ip dhcp relay information-agent remote-id
command to
change the default remote-id value.
Related
Commands ip dhcp relay information-option – enables Option 82.
ip dhcp snooping verify mac-address
Validate a DHCP packet’s source hardware address against the client hardware address field (CHADDR) in the payload.
C-Series, E-Series, S-Series, Z-Series
Syntax [no] ip dhcp snooping verify mac-address
Defaults Disabled
Command Modes CONFIGURATION
Command History
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.1.0 Introduced on the E-Series.
Version 7.2.1.0 Introduced on the C-Series and S-Series.
show ip dhcp snooping
Display the contents of the DHCP binding table or display the interfaces configured with IP Source Guard.
C-Series, E-Series, S-Series, Z-Series
Syntax show ip dhcp snooping [binding | source-address-validation]
Parameters
binding Display the interfaces configured with IP Source Guard.
source-address-
validation Display the interfaces configured with IP Source Guard.
Defaults none
Command Modes
• EXEC
• EXEC Privilege
Command History
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.1.0 Introduced on the E-Series.
Version 7.8.1.0 Introduced on the C-Series and S-Series.
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