Okay so I do the same thing on CAS226-24G it stops responding as soon as I put the port isolation rule.
Cant connect via IP or Mac.
Here below are the rules;
/interface ethernet
set ether1 master-port=sfp-plus1
set ether2 master-port=sfp-plus1
set ether3 master-port=spf-plus1
set ether4 master-port=spf-plus1
set ether5 master-port=spf-plus1
/interface ethernet switch port
set sfp-plus1 isolation-leakage-profile-override=0
set ether1 isolation-leakage-profile-override=1
set ether2 isolation-leakage-profile-override=1
set ether3 isolation-leakage-profile-override=1
set ether4 isolation-leakage-profile-override=1
set ether5 isolation-leakage-profile-override=1
/interface ethernet switch port-isolation
add port-profile=1 ports=spf-plus1 type=dst [Once I put this rule it stops working]
The same rules worked just fine on the CRS106-1C-5S