A.on each router， under the dial-peer voice 1 pots configuration， add the port fa0/0 command
B.on each router， under the dial-peer voice 1 pots configuration， add the port 1/0/0 command
C.on each router， configure dial-peer voice 1 as a voip connection and configure dial-peer voice 2 as a pots connection
D.under the dial-peer voice 1 pots configuration， change the destination pattern of 1111 to 2222 on the R1 router， and 2222 to 1111 on the R2 router
E.under the dial-peer voice 2 voip configuration， change the destination pattern of 1111 to 2222 on the R1 router， and 2222 to 1111 on the R2 router
F.under the dial-peer voice 2 voip configuration， change the destination target address of 10.2.2.2 to 10.1.1.1 on the R1 router， and the destination target address of  10.1.1.1 to 10.2.2.2 on the R2 router