By default, the port attack defense function is enabled. The switch calculates rate of packets received on an interface. If the packet rate exceeds the threshold within the aging time, the switch considers that an attack occurs. Then the switch traces the source and limits the rate of attack ...
Troubleshooting: Network Reliability Troubleshooting: Interface and Data Link Troubleshooting: LAN Access and MAN Access Troubleshooting: WAN Access Troubleshooting: IP Services Troubleshooting: IP Routing Troubleshooting: IP Multicast Troubleshooting: MPLS Troubleshooting: Segment Routing Troubleshooting: VPN Trouble...
178 Troubleshooting your high availability solution... 178 Troubleshooting clusters... 178 Determine if a cluster problem exists...
the first packet reaching the switch is forwarded by the CPU and a Layer 3 forwarding hardware entry is created. The follow-up packets enter the forwarding chip through the inbound interface.Figure 1-2shows this process
This post refers to the process ofS Switch high CPU usage troubleshooting. Please find more details below. 3.Common causes of high CPU usage A high CPU usage may be caused by: lhardware failures; lattacks; lnetwork flapping (including STP and routing flapping); ...
Limit Data Transfer Size: When transferring files, consider splitting large transfers into smaller chunks or using multi-threaded tools that can better utilize available CPU resources. Adjust NMS Settings: If NMS is causing false positives for high CPU usage during SSH sessions, consider adjusting its...
Observe the speed limit and make an effort to drive safely. TRIP A is displayed, this will be reset.) NOTE: The distance after refueling the vehicle also can be measured in TRIP B while measuring the dis- tance from the vehicle start point in TRIP A. This switch is combined...
ensure that all services are configured and launched correctly. in addition, when troubleshooting ha issues, you must interact with services in the ha framework using the podman command or the systemctl command. service modes ha services can run in one of the following mode...
Supports port mirroring in both outbound and inbound directions, which is used to monitor the packets on the specified port, and copy the data packets on the port to the monitoring port for network detection and troubleshooting. Excellent manageabilityH3C S5500V3-SI series switc...
Use theshow platform cpu packet statisticscommand for all troubleshooting. Switch#show platform cpu packet statistics all!--- Output suppressed.Total packet queues 16 Packets Received by Packet Queue Queue Total 5 sec avg 1 min avg 5 min avg 1 hour avg --- --- --- --- --- --- Esmp...