ZyXEL Communications OLT2406, User Manual

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Chapter 77 IP Source Guard
OLT2406 User’s Guide
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sh arp inspection statistics
Displays all ARP inspection statistics on the OLT. E 3
sh arp inspection statistics vlan
< vlan-list >
Displays ARP inspection statistics for the
specified VLAN(s). E 3
sh arp inspection vlan < vlan-list >
Displays ARP inspection status for the specified
VLAN(s). E 3
Table 286 ARP Inspection Filter Commands
COMMAND DESCRIPTION M P
show arp inspection filter
Displays all ARP inspection filters. E 3
show arp inspection filter [< mac-
addr >] [vlan < vlan-id >]
Displays the current list of MAC address filters
that were created because the OLT identified
an unauthorized ARP packet. Optionally, lists
MAC address filters based on the MAC address
or VLAN ID in the filter. E 3
clear arp inspection filter
Deletes all ARP inspection filters from the OLT. E 13
arp inspection filter-aging-time
<1-2147483647>
Specifies how long (1-2147483647 seconds) MAC
address filters remain in the OLT after the OLT
identifies an unauthorized ARP packet. The OLT
automatically deletes the MAC address filter
afterwards. C 13
arp inspection filter-aging-time
none
Specifies the MAC address filter to be
permanent. C 13
no arp inspection filter < mac-addr >
vlan < vlan-id >
Deletes the MAC address filter for the specified
MAC address and VLAN ID. E 13
Table 287 ARP Inspection Log Commands
COMMAND DESCRIPTION M P
sh arp inspection log
Displays the log settings configured on the OLT. It
also displays the log entries recorded on the
OLT. E 3
clear arp inspection log
Deletes all ARP inspection log entries from the
OLT. E 13
arp inspection log-buffer entries
<0-1024>
Specifies the maximum number (1-1024) of log
messages that can be generated by ARP
packets and not sent to the syslog server.
If the number of log messages in the OLT
exceeds this number, the OLT stops recording
log messages and simply starts counting the
number of entries that were dropped due to
unavailable buffer.
C 13
arp inspection log-buffer logs <0-
1024> interval <0-86400>
Specifies the number of syslog messages that
can be sent to the syslog server in one batch
and how often (1-86400 seconds) the OLT sends
a batch of syslog messages to the syslog server. C 13
no arp inspection log-buffer
entries
Resets the maximum number (1-1024) of log
messages that can be generated by ARP
packets and not sent to the syslog server to the
default value. C 13
no arp inspection log-buffer logs
Resets the maximum number of syslog messages
the OLT can send to the syslog server in one
batch to the default value. C 13
Table 285 ARP Inspection Commands (continued)
COMMAND DESCRIPTION M P