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\ihead{CCNA v7.02: SRW (Switching, Routing, and Wireless Essentials)}
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\ohead{kohnlehome.de/cisco/CCNA-2-14.pdf}
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\ifoot{Franz Kohnle}
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\begin{document}

% Überschrift 
\begin{center}
    \LARGE % Schriftgröße
    \bfseries % Fettdruck
    \sffamily % Serifenlose Schrift
    14 Routing Concepts
\end{center}

\section*{14.1 Path Determination}
\begin{itemize}
    \item Two Functions of Router
    \begin{itemize}
        \item determine the best path
        \item forward packets toward their destination
    \end{itemize}
    \item Router Functions Example
    \item Best Path Equals Longest Match
    \item IPv4 Address Longest Match Example
    \item IPv6 Address Longest Match Example
    \item Build the Routing Table
    \begin{itemize}
        \item Directly Connected Networks
        \item Remote Networks (Statice routes / Dynamic Routes)
        \item Default Route
    \end{itemize}
\end{itemize}

\section*{14.2 Packet Forwarding}
\begin{itemize}
    \item Packet Forwarding Decision Process
    \begin{itemize}
        \item Forward to Device on a Directly connected Network
        \item Forward to Next Hop Router
        \item Drop Packet
    \end{itemize}
    \item End-to-End Packet Forwarding: PC - R1 - R2 - R3 - PC
    \item Packet Forwarding Mechanisms
    \begin{itemize}
        \item Process switching
        \item Fast switching (Fast Forward Cache)
        \item Cisco Express Forwarding (CEF) (FIB and Adjacency Table)
    \end{itemize}
\end{itemize}

\newpage

\section*{14.3 Basic Router Configuration Review}
\begin{itemize}
    \item Topology
    \item Configuration Commands
    \begin{verbatim}
    Router> enable
    Router# configure terminal

    Router(config)# hostname R1

    R1(config)# enable secret class

    R1(config)# line console 0  
    R1(config-line)# logging synchronous
    R1(config-line)# password cisco 
    R1(config-line)# login 
    
    R1(config)# line vty 0 4 
    R1(config-line)# password cisco 
    R1(config-line)# login 
    R1(config-line)# transport input ssh telnet 
    
    R1(config)# service password-encryption

    R1(config)# banner motd #
    Enter TEXT message. End with a new line and the #
    ***********************************************
    WARNING: Unauthorized access is prohibited!
    ***********************************************
    #
    R1(config)# ipv6 unicast-routing

    R1(config)# interface gigabitethernet 0/0/0
    R1(config-if)# description Link to LAN 1
    R1(config-if)# ip address 10.0.1.1 255.255.255.0 
    R1(config-if)# ipv6 address 2001:db8:acad:1::1/64 
    R1(config-if)# ipv6 address fe80::1:a link-local
    R1(config-if)# no shutdown               
    
    R1# copy running-config startup-config        
    \end{verbatim}
    \item Verification Commands (IP / IPV6)
    \begin{itemize}
        \item show ip interface brief
        \item show running-config interface interface-type number
        \item show interfaces
        \item show ip interface
        \item show ip route
        \item ping
    \end{itemize}
    \item Filter Command Output: \texttt{section, include, exclude, begin}
    
    \item 14.3.5 Packet Tracer - Basic Router Configuration Review
\end{itemize}

\section*{14.4 IP Routing Table}
\begin{itemize}
    \item Route Sources
    \begin{itemize}
        \item Directly connected networks
        \item Static routes
        \item Dynamic routing protocols
    \end{itemize}
    \item Routing Table Principles
    \item Routing Table Entries: Route Source, Destination Network, [Adm. distance/Metric] via Next Hop, Exit Interface
    \item Directly Connected Networks
    \item Static Routes
    \item Static Routes in the IP Routing Table
    \item Dynamic Routing Protocols
    \item Dynamic Routes in the IP Routing Table
    \item Default Route
    \item Structure of an IPv4 Routing Table
    \item Structure of an IPv6 Routing Table
    \item Administrative Distance
    \begin{itemize}
        \item Directly connected: 0
        \item Static route: 1
        \item EIGRP summary route: 5
        \item External BGP: 20
        \item Internal EIGRP: 90
        \item OSPF: 110
        \item IS-IS: 115
        \item RIP: 120
        \item External EIGRP: 170
        \item Internal BGP: 200
    \end{itemize}
\end{itemize}

\section*{14.5 Static and Dynamic Routing}
\begin{itemize}
    \item Static or Dynamic?
    \item Dynamic Routing Evolution
    \begin{itemize}
        \item Interior Gateway Protocols
        \begin{itemize}
            \item Distance Vector: RIPv2, RIPng, EIGRP, EIGRP for IPv6
            \item Link-State: OSPFv2, OSPFv3, IS-IS, IS-IS for IPv6
        \end{itemize}
        \item Exterior Gateway Protocols
        \begin{itemize}
            \item Path Vector: BGP-4, BGP-MP
        \end{itemize}
    \end{itemize}
    \item Dynamic Routing Protocol Concepts: Data Structures, Routing Protocol Messages, Algorithm
    \item Best Path: hop count / cost (bandwidth)  / bandwidth + delay
    \item Load Balancing
\end{itemize}

\end{document}
