What is IP input process?
What is IP input process?
IP Input. The Cisco IOS® software process called IP input takes care of process-switching IP packets. If the IP input process uses unusually high CPU resources, the router is process-switching a lot of IP traffic.
What is ARP input?
ARP Input. High CPU utilization in the Address Resolution Protocol (ARP) Input process occurs if the router has to originate an excessive number of ARP requests.
What is IP route cache?
The route cache allows outgoing packets to be load-balanced on a per-destination basis. The ip route-cache command with no additional keywords enables fast switching. Our routers generally offer better packet transfer performance when fast switching is enabled, with one exception.
How do I check CPU usage on Cisco router?
Use the show process cpu command to display CPU and core processor usage. To find CPU usage due to the subprocesses and tasks operating under a specific process, use the show process cpu detailed command. To sort for high activity usage, use show process cpu sorted command.
How do I reduce CPU stress?
Let’s go over the steps on how to fix high CPU usage in Windows* 10.
- Reboot. First step: save your work and restart your PC.
- End or Restart Processes. Open the Task Manager (CTRL+SHIFT+ESCAPE).
- Update Drivers.
- Scan for Malware.
- Power Options.
- Find Specific Guidance Online.
- Reinstalling Windows.
What is ip route flush cache?
Since the kernel refers to the routing cache before fetching a new route from the routing tables, ip route flush cache empties the cache of any data. Now when the kernel goes to the routing cache to locate the best route to a destination, it finds the cache empty.
What is ip CEF command?
Cisco Express Forwarding, CEF is advanced Layer 3 IP switching technology used on cisco router and switch. It is a feature that allows a router to quickly and efficiently make a route lookup. CEF optimizes routing table lookup by creating a special, easily searched tree structure based on the IP routing table.
