To be clear I have done VTI tunnels suing Loopbacks as tunnel endpoints before and these work fine. What I am trying to do with this configuration is to use Loopback interfaces with private IPs NATed onto public IPs on the same router. There is a ver...

Have just spent a load of time debugging issues with a pair of ASAs I found not having CDP a real pain.There appears to be lots of comments that CDP is not available but none that explain why.Is it just laziness or is there a good reason ? After all ...

I know that you can backup PIX config files using WRITE NET but how do you restore them.The COPY command only seems to work with software images and PDM images.The only way I could do it was to paste teh config into the telnet window but there must b...

I have a VPN 3030 concentrator and a number of 1751 routers connected accros a DSL network. The VPNs are IPSec 3DES LAN-to-LAN.I am having problems getting DHCP to pass accross the link. The 1751s are configured with the right "ip helper-address", i....