7.5. Network ErrorsErrors can occur from network collisions and as such are a normal occurrence. With hubs they occurred so often that various rules were formulated to help us know what really was a problem (> 5% of packet counts). Three types of errors are visible in the previous netstat -i output, examples are:
The last two types of errors can be caused by bad wiring, faulty cards, auto-negotiation problems, and electromagnetic interference. If you are monitoring a microwave link, add "rain fade" and nesting pigeons to the list. And if your Solaris server happens to be on a satellite, you get to mention Solar winds as well. |