Network Engineer – F.O.C.U.S Follow One Course Until Successful
IP Maximum Transmission Unit (MTU) IPv4 routers will fragment automatically to fit within the MTU (unless DF – Don’t Fragment option is set). IPv6 routers will not fragment, and will drop packets that are larger than MTU. IPv4 requires that…
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RIB ( Routing Information Base ) FIB ( Forwarding Information Base ) LIB ( Label Information Base ) LFIB ( Label Forwarding Instance Base ) Adjacency table CAM table RIB : The routing table contain all the informations regarding the creation of…
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What is CEF? Definition from Cisco.com : Cisco Express Forwarding (CEF) is advanced, Layer 3 IP switching technology. CEF optimizes network performance and scalability for networks with large and dynamic traffic patterns, such as the Internet, on networks characterized by…
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I don’t have a clue of what they mean by this title in the blueprint .. if someone can help me out it will be very appreciated.
IOS XE supports multiple CPU cores, control plane and data plane separation, and platform abstraction which leverage enhanced performance. IOS XE provides flexibility by offering In Service Software Upgrade (ISSU) which is no go in case of IOS classic. IOS…
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IOS runs all necessary modules to perform network operations into one single process .So if anything happen to the routing engine the entire IOS kernel could Crash. IOS-XE software architecture run under a Linux Platform “system daemon” giving the ability to…
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