Patrick Denis > 1.0 Network Principles
1.0 Network Principles
patrick
May 22, 2023
This post was found here : https://www.engineerkhan.com/networking/packet-capture-on-cisco-9300-switches/ Remember to ensure that you have sufficient space available on the Flash (though the filesizes shouldn’t be too big for short captures), and always keep an eye on the CPU of the Switch…
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admin
May 13, 2016
ICMP offers troubleshooting facility as well as error reporting for the packets 0 1 2 3 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2…
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admin
May 13, 2016
From what i understand is that a micro-burst occurs when a specific amount of data (in bytes) is exceeded in a given time interval. Example when you do a show interface | in Input and by repeat this command the numbers…
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admin
May 13, 2016
RFC 793 ( pages 20 and up ) TCP is the protocol that make sure that the transmission is done without losing any packet by going through a set of operation for the order of transmission and for any duplication detection….
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admin
May 13, 2016
Asymmetric routing is when Packets follow different paths depending on the direction. Asymmetric routing is one of the two most common causes of flooding.
admin
May 13, 2016
This happen when the switch does not have the destination mac address in his Layer 2 table. It is call an Unknown unicast , it Floods frame out all interfaces in the same VLAN, except the interface on which the frame was received….
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admin
May 11, 2016
Lab ready will now try to understand that carefully since i don’t understand at alllllllllllllllll 😛 http://ciscocramfest.blogspot.ca/2014/12/notes-cef-polarization.html no comprende !!! http://www.cisco.com/c/en/us/support/docs/ip/express-forwarding-cef/116376-technote-cef-00.html http://www.cisco.com/c/en/us/support/docs/ip/express-forwarding-cef/116376-technote-cef-00.pdf http://wiki.kemot-net.com/igp-load-sharing-cef-polarization
admin
May 10, 2016
Ref: http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipswitch_cef/configuration/15-mt/isw-cef-15-mt-book/isw-cef-load-balancing.html CEF Load-Balancing Cisco Express Forwarding load balancing is based on a combination of source and destination packet information; it allows you to optimize resources by distributing traffic over multiple paths. You can configure load balancing on a per-destination or…
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admin
May 2, 2016
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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admin
April 30, 2016
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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