Hi,A failure code 4 indicates that, the radius server receives a accounting request on a autentication port. By RFC all accounting request should go to port 1812 and accounting request should go to 1813.
Sairam,When you configure a switchport as trunk,it can carry a tagged packet and untagged packet simultaneously.If the switch receives a untagged packet on trunk port,it forwards it to native or VLAN 1 of the switch. If you want to change this to Vla...
Hi,If the switch you are connecting to Cisco has any VLANs configured in it ,then you need to connect it to a trunk port. Otherwise it can be connected to access port