xStack DGS-3400 Series Layer 2 Gigabit Managed Switch CLI Manual
config safeguard_engine
Parameters
state [enable | disable] – Select the running state of the Safeguard Engine
function as enable or disable.
utilization – Select this option to trigger the Safeguard Engine function to
enable based on the following determinates:
trap_log [enable | disable] – Choose whether to enable or disable the
sending of messages to the device’s SNMP agent and switch log once the
Safeguard Engine has been activated by a high CPU utilization rate.
mode - Used to select the type of Safeguard Engine to be activated by the
Switch when the CPU utilization reaches a high rate. The user may select:
Restrictions Only administrator-level users can issue this command.
• rising <value 20-100> - The user can set a percentage value of the
rising CPU utilization which will trigger the Safeguard Engine
function. Once the CPU utilization rises to this percentage, the
Safeguard Engine mechanism will initiate.
• falling <value 20-100> - The user can set a percentage value of the
falling CPU utilization which will trigger the Safeguard Engine
function to cease. Once the CPU utilization falls to this percentage,
the Safeguard Engine mechanism will shut down.
• strict – If selected, this function will instruct the Switch to minimize
the IP and ARP traffic flow to the CPU by dynamically allotting an
even bandwidth to all traffic flows.
• fuzzy - If selected, this function will stop accepting all ARP packets
not intended for the Switch, and will stop receiving all unnecessary
broadcast IP packets, until the storm has subsided.
Example usage:
To configure the safeguard engine for the Switch:
DGS-3400:4#config safeguard_engine state enable utilization rising 45
Command: config safeguard_engine state enable utilization rising 45
Success.
DGS-3400:4#
show safeguard_engine
Purpose Used to display current Safeguard Engine settings.
Syntax
show safeguard_engine
Description
Only administrator-level users can issue this command.
This will list the current status and type of the Safeguard Engine settings
currently configured.
Parameters None.
Restrictions
Example usage:
To display the safeguard engine status:
168
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