I have a misconfigured Pix 515, and need to clear the flash in it.The pix-login authentication is set to TACACS+ forboth telnet and console access. But since the Ip address on the interfaces are wrong due to misconfiguration, i cant fix a connection ...

I cant get dot1q vlans to work, when i use ISL it works perfect. What is wrong in my config ?Router:interface FastEthernet0/1 no ip address speed 100 full-duplex!interface FastEthernet0/1.1 ip address 172.30.1.254 255.255.255.252 encapsulation dot1q ...