r/networking

5mo ago

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Vast-Term-3921

5mo ago

read the logs

Dazzling_Air8292

5mo ago

Check your loop prevention settings on the Aruba - sounds like something downstream is causing broadcast storms or you've got a physical loop somewhere. The STP changes happening right when connectivity drops is a dead giveaway that there's some kind of L2 fuckery going on.

[deleted]

5mo ago

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Vast-Term-3921

5mo ago

that’s insane tbh how tf are you supposed to troubleshoot without logs. This is why i have a vpn to my network gear and ssh

IDDQD-IDKFA

5mo ago

What switches are connected to your Aruba 1930?

Specken_zee_Doitch

5mo ago

Have you perhaps made a device the Root Bridge that is not actually a valid WAN link?

I once ended up with a device furthest from my WAN link with the highest STP value. It worked intermittently and was really difficult to diagnose.…