2 gateways on 1 pc

I’v 2 Service providers who have given me MPLS link to me for my 7 office locations (1st for 2links & 2nd for 5 links).
1 isp – 192.168.0.253 & 192.168.10.253
2 isp – 192.168.1.253 to 192.168.6.253
these r the router gateways. i’m holding a seat where 0.253 and 1.253 routers residing. i want to acess all routers simultaniously. is it possible in XP? if anyone got d solution pl help.