Dear All,
# i have router 2600 series with 2 network modules. # i have 2 buildings that connected using radio wireless point-to-point
# building A and B has 10.246.142.xxx network with subnet class C (255.255.255.0)
# i have 1 building more that has 10.246.148.xxx network with subnet class C also. Let say it's D.
# B and D is connected using leased line
# i want to install network module in router for A.
# Currently, A has router with 1 network module.
# Currently, A, B and D can browse each other.
# I want A and B cannot be browsed by D and vice versa.
How do i configure the router with additional network module i have ?