requirements for CCIP-MPLS?

I am a CCNA and have also done CCNP- routing and switching. now i am interested in cisco’s CCIP-MPLS, and wanted to know that router and switch series are needed during the training i hav currently got routers of 1600, 1700, 2500, 2600, 3600, 4000 series and catalyst 1924 and 2950 switches. anybody please suggest me, if these devices are enough to perform the trainig on MPLS or not. please help.