I'm trying to configure inter-VLAN routing on a Cat 4006. I have configured 2 VLANs and I have a PC in each. I can't ping across VLANs for some reason. Any suggestions?

I have 5 geographically dislocated offices that each have their own Internet connection. The customer is in the banking industry and needs to be able to securely communicate between each of the five offices. Each office currently has it's own Firew...