Bn 1023 demo ccna
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Transcript of Bn 1023 demo ccna
Introduction to CCNA Routing & Switching
BN1023 – Demo PPT
Demo CCNA
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CCNA Routing & switching
Types of N/WLAN: - Network within a campusMAN: - Network connecting various cities.WAN: - Internet on while worldN/w Devices:-Switches, Hubs, Routers,
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What is SubNetting ?
OSI modelTo address the problem of networks increasing in size and in
number the international organization for standardization
researched many network schemes and recognized that there was a
need to create a network model.
This would be help network bulders implement networks that could
communicate and work together
ISO therefore, released the OSI reference model in 1984.
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Router configuration
Router always has 2 configurations:-
Running config:-
IN ram determines how the routers is currently operating
Show runnin-config
STARTup config:-
In NVRAM, determines how the router will operate after
next reload
Show startup-config
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Logging into the router
-router>-->(user mode prompt)
-router>enable
Password
Router#-->(privileged mode prompt)
Router#?
Configuring the router
-Terminal (entering the commands directly)
-router# Configure terminal
-router(Config)#
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Deleting the configuration in router
Router#erase startup-config
OR
Router#write erase
Router#reload
Router will start up again, but in setup mode, Since startup-config
file does not exists.
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Routing
Routing is exchange of routes between different networks.
There are 3 types of networks.
1. Default routing
2. Static routing
3. Dynamic routing
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Dynamic routing
A routing protocol is the communication B/w
different routers.
Examples of dynamic routing protocols
RIP
EIGRP
OSPF
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Questions ???
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