Do the optical modules need to be swapped on both sides
Specifically speaking, the wavelength of optical transceivers need to be matched on each end. Non-Huawei-certified optical modules cannot ensure transmission reliability and may affect service stability. Everything was fine at 10gigs if the switch and nic were using original intel modules or the switch. A key advantage of SFP+ Modules is that they are "hot-swappable", meaning they can be swapped out while the router is still powered on.
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