Redraw a detailed topology with all necessary information, such as subnet information, routing protocol zones, ACLs, DLCIs, firewall, CBAC inspection, IDS inspection, and so on.
Do not configure any IGP routing protocols on R1, R2, and PIX inside interface for networks behind PIX. You can configure RIPv2 on PIX outside interface only in the following sections.
Switch1 will be the routing device for VLAN 2, 3, 4, and 10. See Section 2.5.
Make sure you can ping the AAA server from R2 and PIX.
Configure multipoint subinterface on R6 for network 220.127.116.11/29 and point-to-point subinterface for network 18.104.22.168/30.
Configure point-to-point subinterface(s) on R5, R7, ...