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Have 2 x Juniper QFX 5120 switches acting as distributions running MC-LAG with a Cisco 2960/Cisco 3750 access switch. Port channel on the Cisco comes up for about 30 seconds and then fails with the following message:May 06 10:50:23.162 EDT: %PM-4-ERR_DISABLE: channel-misconfig error detected on Gi0/11, putting Gi0/11 in err-disable stateMay 06 10:50:23.171 EDT: %PM-4-ERR_DISABLE: channel-misconfig error detected on Gi0/12, putting Gi0/12 in err-disable stateSubmitting configuration and diagram. please help to resolve.