Our isp offers a private network service. Main office has an ip of 192.168.10.x with a router at 192.168.10.1. Remote office is 192.168.9.x with a router at 192.168.9.1. At the SBS I add a route from the command prompt route add -p 192.168.9.0 mask 255.255.255.0 192.168.10.1. Server is running SBS SP1 with ISA 2004. Two nics. In ISA I add 192.168.9.0-255 as part of the internal network. Remote users cannot see the main office network. This is frustrating because I have 2 other accounts running ISA 2000 that can see all the computers at both the main office and the remote office. … Continue reading ISA 2004, XP firewall, isp routers?