WebMar 3, 2024 · HI Jack, There are many reasons which can cause switch port to go into errdisable state. For an example if you have configured the port for spantree portfast … When the switch puts a port in the error-disabled state, the switch sends a message to the console that describes why it disabled the port. The example in this section provides two sample messages that show the reason for port disablement: 1. One disablement is because of the PortFast BPDU guard feature. 2. … See more If the configuration shows a port to be enabled, but software on the switch detects an error situation on the port, the software shuts down that port. In other words, the port is automatically disabled by the switch … See more This section provides examples of how you can encounter an error-disabled port and how to fix it, as well as a brief discussion of a few … See more This feature was first implemented in order to handle special collision situations in which the switch detected excessive or late collisions on a port. Excessive collisions occur when … See more You can determine if your port has been error disabled if you issue the show interfacescommand. Here is an example of an active port: … See more
Errdisable reason and recovery procedure - GPON Solution
WebFeb 13, 2024 · The reason auto-recovery is not enabled by default is that when a port security violation occurs it is because either 1) someone is attempting to abuse the network in a way that is not allowed or 2) the connected device has a serious issue. raw carbon frame
Nexus - Qos label allocation failure - Cisco Community
WebJun 22, 2015 · This because that the UDLD Protocol disabled an interface because it detected connections between neighbors that were functioning only in one direction, which might potentially cause spanning-tree loops or interfere with connectivity. The cause is likely to be hardware related, either due to a bad port, a bad cable, or a misconfigured cable. WebThere are several reasons for which an administrator can configure ErrDisable on a switch port. These include the following: 1. Duplex Mismatch 2. Loopback Error 3. Link Flapping (up/down) 4. Port Security Violation 5. Unicast Flodding 6. UDLD Failure 7. Broadcast Storms 8. BPDU Guard 1. WebFeb 4, 2009 · Options. 02-04-2009 06:51 AM - edited 03-06-2024 03:51 AM. All, Could someone point me out to some documentation or explain to me what exactly is regarded … raw caribou meat