No Topology needed for this one, just wanted to jot some quick notes from a video I'm reviewing on the subject. Before getting into what CEF and AT is all about, I feel its important this is required to be on and working for uRPF (Unicast Reverse Path Forwarding). CEF is derived from the IP … Continue reading Quick notes on IP CEF and the Adjancency Table for exam day!
Once again, this is a no non-sense post, with no Topology associated to it (though there will be some router output to demonstrate things). I'll do this one bullet point style, think it makes the points jump out a bit more: CEF is described as Layer 3 Switching, but this means packet switching, not frame … Continue reading CEF (Cisco Express Forwarding), L3 “Switching”, RIB / FIB explained, and a ton of good info important for exam day!