Hello. I think that is a well-known problem. You cannot set the native vlan on the wlc. It's alway vlan 1. After removing the setting "switchport trunk native vlan 101" the native vlan change to default which is vlan number 1.I am using software vers...
For the LACP config on the juniper devices you have to change the timer interval to slow.For example:'set interfaces ae1 aggregated-ether-options lacp periodic slow'Set the LACP mode on juniper to passive and on cisco to active.That's the key ... Fig...