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e0M flapping due to internal Ethernet Switch auto-update

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HW
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Applies to

AFF-A300

Issue

e0M reports link down/up when Ethernet Switch updating.
 
Mon Nov 27 19:37:27 +0000 [NodeA: spnr_main: sp.eth.switch.upd.start:notice]: SP is starting Ethernet switch auto-update from 11 to 16.
Mon Nov 27 19:37:51 +0000 [NodeA: spnr_main: sp.eth.switch.upd.success:notice]: SP Ethernet switch version updated from 11 to 16.
Mon Nov 27 19:37:51 +0000 [NodeA: intr: netif.linkDown:info]: Ethernet e0M: Link down, check cable.
Mon Nov 27 19:37:51 +0000 [NodeA: intr: netif.linkDown:info]: Ethernet e0M-16: Link down, check cable.
...
Mon Nov 27 19:37:55 +0000 [NodeA: intr: netif.linkUp:info]: Ethernet e0M: Link up.
Mon Nov 27 19:37:55 +0000 [NodeA: intr: netif.linkUp:info]: Ethernet e0M-16: Link up.

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