99% of the time, the problem is fiber polarity — specifically, Transmit (Tx) talking to Transmit and Receive (Rx) talking to Receive instead of Tx ↔ Rx. Good news: it's incredibly easy to und...
Also use a proper cleaning tool when cleaning fiber ends and optics. If the fiber is terminated at a panel, you could also try swapping the fiber patch cord from the panel to the equipment.
I suspect no arp entry and “destination host unreachable” which indicates that traffic is not getting to switch A. You could add a second computer to B with static and see if they can ping each
Confused why your fiber links between switches won''t come up? Learn the dead-simple truth about fiber polarity, Tx/Rx, and why just flipping the
So I am having a problem trying to get my windows machine to talk to my switch connected via LC-LC fiber connection. Since I am new at this, I am not sure what the steps for debug
Recently some of switches I have has been shown faulty issue on Fiber port. I have seen this kind of issue on both ''3750X series and 2960X series'', and issue is following: - Swithes are 48-
This document describes how to troubleshoot fiber optic interfaces by addressing some of the fiber optic module and cabling specifications.
If it still doesn''t work then, I''d be looking at the cable guy. Perhaps there was some miscommunication about what type of fiber was run? or maybe the distance is too far for the type of
There are also cupper connections between the switches as trunks and running rstp; these connections working fine and with no issues. So has anyone an idea why the SFP connections
Rule this out first before you think that the switch is not behaving normally. And another easy way to test it, you bring the 4 switches into the same server room and cascade them.
Confused why your fiber links between switches won''t come up? Learn the dead-simple truth about fiber polarity, Tx/Rx, and why just flipping the cable usually fixes everything.
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