D-Link DXS-3610 User Manual - Page 560
Safeguard Engine Settings, Protocol Name, Sub-interface Group, Description, Parameter
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DXS-3610 Series Layer 3 Stackable 10GbE Managed Switch Web UI Reference Guide Protocol Name TFTP VRRP Web Sub-interface (Group) Manage Protocol Manage Description Trivial File Transfer Protocol Virtual Router Redundancy Protocol Hypertext Transfer Protocol (HTTP) and Hypertext Transfer Protocol Secure (HTTPS) A customized rate limit (in packets per second) can be assigned to the Safeguard Engine's sub-interfaces as a whole or to individual protocols specified by the user in the management interface. Be careful when customizing the rate limit for individual protocols, using this function, as improper rate limits can cause the Switch to process packets abnormally. NOTE: When Safeguard Engine is enabled, the Switch will allot bandwidth to various traffic flows (ARP, IP) using the FFP (Fast Filter Processor) metering table to control the CPU utilization and limit traffic. This may limit the speed of routing traffic over the network. Safeguard Engine Settings This window is used to display and configure the safeguard engine settings. To view the following window, click Security > Safeguard Engine > Safeguard Engine Settings, as shown below: Figure 9-79 Safeguard Engine Settings Window The fields that can be configured in Safeguard Engine Settings are described below: Parameter Safeguard Engine State Trap State Description Select to enable or disable the safeguard engine feature here. Select to enable or disable the safeguard engine trap state here. The fields that can be configured in CPU Utilization Settings are described below: Parameter Rising Threshold Falling Threshold Description Enter the rising threshold value here. The range is from 20% to 100%. This value is used to configure the acceptable level of CPU utilization before the Safeguard Engine mechanism is enabled. Once the CPU utilization reaches this percentage level, the Switch will move into Exhausted mode, based on the parameters provided in this window. Enter the falling threshold value here. The range is from 20% to 100%. This value is used to configure the acceptable level of CPU utilization as a percentage, where the Switch leaves the Safeguard Engine state and returns to normal mode. 549