VN/UN764:G LgvUvtgco" N4" Ocpcigf" Uykvej" ENK" Iwkfg
75
pq"kr"fjer"upqqrkpi"kphqtocvkqp"qrvkqp"
Eqoocpf"Oqfg"
Interface Configuration Mode (interface fastEthernet / interface range
fastEthernet / interface gigabitEthernet / interface range gigabitEthernet)
Gzcorng"
Enable the Option 82 function of DHCP Snooping for port 2:
VN/UN764:G*eqphki+%kpvgthceg"hcuvGvjgtpgv"1/0/2"
VN/UN764:G*eqphki/kh+%kr"fjer"upqqrkpi"kphqtocvkqp"qrvkqp
kr"fjer"upqqrkpi"kphqtocvkqp"uvtcvgi{"
Fguetkrvkqp"
The"kr"fjer" upqqrkpi"kphqtocvkqp"uvtcvgi{"command is used to select the
operation for the Option 82 field of the DHCP request packets from the Host. To
restore to the default option, please use" pq" kr" fjer" upqqrkpi" kphqtocvkqp"
uvtcvgi{ command.
U{pvcz"
kr"fjer"upqqrkpi"kphqtocvkqp"uvtcvgi{"strategy
pq"kr"fjer"upqqrkpi"kphqtocvkqp"uvtcvgi{"
Rctcogvgt"
strategy —— The operations for Option 82 field of the DHCP request packets
from the Host, including three types:
keep: Indicates to keep the Option 82 field of the packets. It is the default option.
replace: Indicates to replace the Option 82 field of the packets with the switch
defined one.
drop: Indicates to discard the packets including the Option 82 field.
Eqoocpf"Oqfg"
Interface Configuration Mode (interface fastEthernet / interface range
fastEthernet / interface gigabitEthernet / interface range gigabitEthernet)
Gzcorng"
For port 2, replace the Option 82 field of the packets with the switch defined one
and then send out:
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