Versions involved:AAAACS 4.1.4.13.12Devices:C2960-LANBASE-M, Version 12.2(25)SEE3, RELEASE SOFTWARE (fc2)C3550-I9Q3L2-M, Version 12.1(14)EA1a, RELEASE SOFTWARE (fc1)If we try to configure a single interface or just a very small range, it works fine, ...