Thanks for the reply.
I did check the compatibility, for the 1600 series, all 12.0 and up version of the IOS will support the Wic-T1-Dsu card. This explains the fact that after the entire image is loaded from flash, the Wic-T1-dsu card is active.
I suspect the system bootstrap version which...
I acquired a WIC- T1-DSU card for my Cisco 1602 router running IOS version 12.0(12) with 18MB DRAM and 8MB Flash. I get the following error messages during boot-up:
%C1600-4-BADINTFC: Interface [dec], (0-1 Onboard interfaces 2=WIC) Invalid interface (Unknown, Uninitialized or Bad Cookie value...
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