ZyXEL Communications OLT2406 - Page 554

Chapter 77 IP Source Guard
OLT2406 User’s Guide
554
no dhcp snooping vlan <vlan-list>
format
Disables DHCP snooping from appending the
option 82 format [SYS_ID SHELF/SLOT/
PONPORT:NNISVID.SNISVID ONTID/SN] into the
circuit ID.
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dhcp snooping vlan <vlan-list>
format
Enables DHCP option 82 with a specific format.
Commands available are:
(A)
option:
1. append [
slot ponport vlan] into the
circuit ID of
DHCP option 82
2. append [
client's mac] into the
remote ID of DHCP
option 82
(B)
information: append [system_name]
behind [
slot
ponport vlan
] into the circuit ID of
DHCP option 82
If (A) & (B) are set at the same time, the circuit ID
format is [
slot ponport vlan
system_name
]
(C)
format: append the following specific
format into the circuit ID and remote ID:
circuit-id: [SYS_ID SHELF/SLOT/
PONPORT:NNISVID.SNISVID ONTID/SN
]
remote-id: none (since it is not needed)
(D) option-info per ONT, use circuit ID and
remote ID setting in remote ONT option 82 if
value is set.
Note: For PON ports, the OLT uses the
following rules for DHCP option 82
configuration: (C) > (D) > (A) = (B).
For GE ports, the OLT always uses (A)
& (B) for DHCP option 82
configuration.
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dhcp snooping vlan <vlan-list> help
Provides more information about the specified
command.
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clear dhcp snooping database
statistics
Deletes all statistics records of DHCP requests
going through the OLT.
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renew dhcp snooping database
Loads dynamic bindings from the default DHCP
snooping database.
E13
renew dhcp snooping database
<tftp://host/filename>
Loads dynamic bindings from the specified
DHCP snooping database.
E13
interface port-channel <aid>
Enables a port or a list of ports for configuration.
aid: <msc|ge|pon>-<slot>-<port>
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Table 283 DHCP Snooping Commands (continued)
COMMAND DESCRIPTION M P