Resolved! NAC IB-VG-L2 problem
I am configuring NAC for my network IB – VG –L2 as following:CAM vlan 2CAS vlan 3Authentication vlan (31,41)Access vlan (10,20)CAS eth0 native vlan 999CAS eth1 native vlan 998Vlan Mapping untrusted to the trusted as follwing :31 to 10 and 41 to 20 ...