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We have a cisco 1841 router with an ADSL WIC. The LAN is connected to f0/0 and a T1 connection goes to f0/1. This is how traffic flow should be: -Internet traffic should go over the dsl-If the dsl is down, internet traffic should go over the T1-Intra...
After working with cisco, this issue was resolved by removing the "ip verify unicast reverse-path" command from the WAN interfaces. I guess that's what I get for trying out the SDM interface.
Here are a few entries in the NAT translation table:01 --- 64.97.134.4 192.168.1.7 --- ---02 --- 64.97.134.3 192.168.1.15 --- ---03 udp 64.97.134.4:1177 192.168.1.7:1177 66.154.112.82:53 ...