WebAug 28, 2012 · Options. 09-01-2012 11:24 PM. Hi Dylan, If the line protocol is down, the line protocol software processes have determined that the line is unusable. The line protocol Up/Down indicates that while the phsyical line is good - meaning you're seeing that there is a device connected at the other side, but it is not negotiating the link successfully. WebA debilitating switch port issue network admins try to steer clear of is port flapping. Port flapping, also known as link flapping, causes a switch port's state to fluctuate between up and down within concise periods of time. This instability caused by flapping ports affects network connectivity and degrades the end-user experience.
What Causes Route Flapping? - Geek Speak - Resources - THWACK
WebFeb 9, 2012 · But manipulating the cables from one device to another is the fastest way to move here. so if you have host A connected to port A and flapping. and host B connected to port B and not flapping. just try to switch the ports for these 2 hosts and see what happens. WebDec 3, 2024 · According to syslog, one port of one of our switches keeps flapping. Goes up and down. The end device of the port is a sharp printer. I tried to change cable and … high high chair
[EX] How to identify an interface that has flapped - Juniper Networks
WebInterface flapping up and down. nterface flapping up and down, Cat 4500 L3 switch. SW#show interface g10/17. GigabitEthernet10/17 is down, line protocol is down … WebJul 20, 2024 · If flapping happens at short intervals, it can cause a spike in the CPU utilization as well. To minimize the impact in such scenarios, Arista introduced the 'link-debounce' feature. The idea is to wait until the port status is stable for a period of time before L2/L3 protocols are notified about the status change (up/down). Feature Description WebDec 26, 2024 · At first, the ethernet port connection on this particular radio/router was flapping up and down many times during a day. One day, I could even watch the link light on the MikroTik router going off and on as the ethernet port dropped and came back up. At this site, on this B5c/MikroTik system, I’ve replaced the POE injector feeding the B5c ... high high cluster