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DGS-3600 Series Layer 3 Gigabit Ethernet Managed Switch CLI Manual
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DGS-3627:5#show filter dhcp_server
Command: show filter dhcp_server
Filter DHCP Server Trap_Log State: Disabled
Enabled Ports: 1:1-1:3
Illegal Server Log Suppress Duration:5 minutes
Filter DHCP Server/Client Table
Server IP Address Client MAC Address Port
----------------- ------------------ --------------------
10.1.1.1 00-00-00-00-00-01 1:1-1:3
Total Entries: 1
DGS-3627:5#
config filter dhcp_server trap_log
Purpose
Used to configure the trap and log related to the DHCP server filter.
Syntax
config filter dhcp_server trap_log [enable | disable]
Description
Used to enable/disable trap/log related to DHCP server filter.
Parameters None.
Restrictions
Only Administrator and Operator-level users can issue this command.
Example usage:
To disable log and trap for the DHCP server filter event:
DGS-3627:5# config filter dhcp_server trap_log disable
Command: config filter dhcp_server trap_log disable
Success.
DGS-3627:5#
config filter dhcp_server illegal_server_log_suppress_duration
Purpose
This function is used to configure the illegal server log suppress duration.
Syntax
config filter dhcp_server illegal_server_log_suppress_duration [ 1min
| 5min | 30min ]
Description The
DHCP
server
filtering function filters any illegal DHCP server packets.
The DHCP server who sends the illegal packets will be logged. This
command is used to suppress the logging of DHCP servers who continue to
send illegal DHCP packets. The same illegal DHCP server IP address that
is detected will be logged only once regardless of how many illegal packets
are sent.
Parameters
illegal _server_log_suppress_duration
– The log can be suppressed by 1
minute, 5 minutes or 30 minutes. The default value is 5 minutes.
Restrictions
Only Administrator and Operator-level users can issue this command.
Example usage:
To configure the illegal_server_log_suppress_duration for 30 minutes: