Hi !  I have an issue on my catalyst 3750 My vlans can't access to the internet, but the inter-vlan routing is ok.. I have a default routeur (zyxel vmg1312-b10a) who is addressed with 192.168.1.254 vlan 1 (default) interface : 192.168.1.10/24 Vlan 10...

Hi Cisco Community! I'm a french IT student, and I have in charge to upgrade the software version of my Catalyst ws-c3550-24-smi, the currently version is "Version 12.1(8)EA1c".   I would like to know where I can download the software image ? for ins...