Hi,Mace,Thanks for ur kind response,After seeing ur net image, I advice that you'd better check these configuration as followed:1>All PIX Firewall configuration: to find how the ip packet routed from DMZ server to internal vlan;to find wheather the...

hi,Could U give us a brief connection image??and which location it can't be ping from to which ip address??

Hi,Mace,1>Could U draw a brief image of network for us??After i see the attachment, i still don't understand what is the network structure.2> in C65xx configuration, i found some confused config, such as :Why do u config HSRP for "ip address 10.1.160...

Well, After u description, i imaged such diagram: 1 2 ......50 \ \ \ \| C6513 -------(Fe)-- net device --(Fe)--ISPam i right for this??

Hi,from ur brief diagram, i guess it seem that u want to setup IXP(Internet Exchange Point)-like solution,Am i right?? If yes, u must be think about the quantity ofend users not remote sites, and the routing protocalsused in such diagram.and another ...