TP-Link TL-SL5428E Reference Manual page 340

drop: Discard the packet with the Option 82 field.
keep: Keep the Option 82 field in the packet.
replace: Replace the option 82 field with the system option defined by the switch.
Eqoocpf"Oqfg"
Global Configuration Mode
Gzcorng"
Specify the option 82 policy as replace to replace the Option 82 field with the
local parameter on receiving the DHCP request packet:
VN/UN764:G*eqphki+%"kr"fjer"tgnc{"kphqtocvkqp"uvtcvgi{"replace"
kr"fjer"tgnc{"kphqtocvkqp"ektewkv/kf"
Fguetkrvkqp"
The kr" fjer" tgnc{" kphqtocvkqp" ektewkv/kf command is used to specify the
custom circuit ID when option 82 customization is enabled. To clear the circuit
ID, please use pq"kr"fjer"tgnc{"kphqtocvkqp"ektewkv/kf command.
U{pvcz"
kr"fjer"tgnc{"kphqtocvkqp"ektewkv/kf"circuitID
pq kr"fjer"tgnc{"kphqtocvkqp"ektewkv/kf
Rctcogvgt"
circuitID —— Specify the circuit ID, ranging from 1 to 63 characters.
Eqoocpf"Oqfg"
Global Configuration Mode
Gzcorng"
Specify the circuit ID as "TP-LINK":
VN/UN764:G*eqphki+%"kr"fjer"tgnc{"kphqtocvkqp"ektewkv/kf"TP-LINK"
kr"fjer"tgnc{"kphqtocvkqp"tgoqvg/kf"
Fguetkrvkqp"
The kr" fjer" tgnc{" kphqtocvkqp" tgoqvg/kf command is used to specify the
custom remote ID when option 82 customization is enabled. To clear the remote
ID, please use pq"kr"fjer"tgnc{"kphqtocvkqp"tgoqvg/kf command.
U{pvcz"
kr"fjer"tgnc{"kphqtocvkqp"tgoqvg/kf"remoteID
pq kr"fjer"tgnc{"kphqtocvkqp"tgoqvg/kf
VN/UN764:G LgvUvtgco" N4" Ocpcigf" Uykvej" ENK" Iwkfg
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