Hiyou have specified an ip address on the ethernet interface. for bridging that isn't necessary. do you really want the router to be ip addressable (for instance to telnet to it)?if you have an ip address specified, the ip protocol gets automatically...
emran,i used to use "bridging over GRE tunnel" quite often (before the L2TPv3 was rolled out). It works, with some limitations:1. CPU Utilization is heavy. as an example, on a 2621 you get a throughput of 2 Mb at 100% CPU utilization.2. the command b...