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Aruba 2530-48G pair over a new 200 m OM4 run: port 51 Down while the J4858C modules self-test fine
We had a 200 m OM4 backbone pulled between two buildings a while back and I am trying to light it with kit we already own. Both ends are 2530s, both modules are the HPE part, and the link simply will not come up. 2x Aruba 2530-48G 2x J4858C 1000SX, port 51 on each side roughly 200 m of freshly…
