HP ProCurve 5400zl Reference Manual page 170

Command Line Interface Reference Guide
delay
■ dhcp-snooping database delay < 15 to 86400 >
Seconds to delay writing to the lease database file.
Range: < 15 to 86400 >
file
■ dhcp-snooping database file FILE
URL Format: "tftp://<ip-address>/<filename>".
mac
■ [no] dhcp-snooping verify mac
Verify DHCP header client hardware address.
NONAME2
■ [no] dhcp-snooping authorized-server IP-ADDR
DHCP Server address.
option
■ [no] dhcp-snooping option
Usage: [no] dhcp-snooping option 82 [remote-id <mac|subnet-ip|mgmt-ip>]
Description: Configure DHCP snooping operational behavior.
Parameters:
o 82 - Add relay information option to DHCP client packets
o [remote-id <mac|mgmt-ip|subnet-ip>]
- Set the value used for the remote-id field of the
o [untrusted-policy <drop|keep|replace>]
- Configures snooping behavior when forwarding a DHCP
© 2009 Hewlett-Packard Development Company, L.P.
that are being forwarded out trusted ports. When 'no'
is specified, relay information is not inserted.
The default is to insert relay information.
relay information option. If 'mac' is specified,
the switch mac address is used. If 'mgmt-ip' is
specified, the management vlan ip address is used.
If 'subnet-ip' is specified, the ip address of the
VLAN the packet was received on is used. Note that
when the specified value is 'subnet-ip' or 'mgmt-ip'
and that value is not set, then the switch mac address
will be used. The default remote-id is the switch mac.
packet from an untrusted port that has a DHCP relay
information option present. If 'drop' is specified, the
packet is dropped. If 'keep' is specified, the packet
is forwarded without replacing the option. If 'replace'
is specified the existing option is replaced with one
generated by this switch. The default is to drop.
[untrusted-policy <drop|keep|replace>]
dhcp-snooping
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