in my topology we have total 3 routers R1 R2 R3 R1 and R3 routers are PE Routers. it contains two VRF. R1 has ibgp route & R3 has EBgp routes in their vrf.now i want to make connectivity from R2 to R1 and R3.? i cant make changes on R1 and R3. i a...

does dmz contains physical appliance? or it is logical part on firewall?

what is the diffrence between acl and distribution list?

How BGP Connection does takes place.

how OSPF decides how to forward traffic?