When we configured an unnumbered interface, it references an another interface on the router. When we enable OSPF on the unnumbered interface, we should use the address-wild-mask pair of interfaces to which the unnumbered interface is pointing.
A- 255.255.255.252 B- 255.255.255.248 C- 255.255.255.240 D- 255.255.255.224
There is a concept of NATing using which interface modifies IP addresses. I want to understand real use case of source natting and destination natting.
And CP, UP separation in general. Need a reference which can be easily understandable. Has many diagrams to explain call flows.