Hoi,Maybe the software firewall block the icmp at the outbound interface of your server ??I had this issue with Windows firewall, icmp were blocled in both direction of my computer.Try to post your catalyst config here, maybe it will be help to solve...

Hoi,BGP is working at Layer 7 because he's data is encapsulated into a Layer 4 segment.And OSPF, as a Transport Layer protocol is encapsulated directly into a Layer 3 packet.Maybe other Cisco expert will more describe this behavior in details :)Sent ...

Hi,Could you give us all the config of your Cisco router and your AP please ?If I understand your schema :INET -------- OUTSIDE VLAN (AP) ------------------- interfaceX (dhcp/nat) CISCO interfaceX (dhcp/nat) -------------- INSIDE VLAN