1.1.a [iii] Excluding specific platform’s architecture
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.
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1.1.a [ii] Impact to troubleshooting and performances
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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1.1.a [i] Control plane and Forwarding plane
Before starting this post this is something that has been very theoretical and had a hard time to visuals so i intend to make the best effort to deep in and explain it. Lots of pleasure ahead. Control Plane…
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1.1.a Describe basic software architecture differences between IOS and IOS XE
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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The long journey to CCIE begin now
Iv Decided to follow the blueprint and will put everything on my site as a reminder and a nice challenge. In the blueprint there is over 400 different topics between section 1 to 6. So i will cut this in…
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MPLS
Label Stack Fields Label = 20 bits EXP = 3 bits map the standard IP packet ToS into the Experimental field for MPLS CoS S = Stack bit is use to identify the end of the last label of the…
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Curriculum Vitae
Linkedin : https://ca.linkedin.com/in/patrick-denis-55304244 Email : PatrickDenis@live.ca Best Regards, Patrick Denis
VI Basic Commands
Introduction to Vi Despite its very limited ergonomics, Vi i is one of the most popular text editors texte under Unix type systems (with Emacs and pico). Under Linux, there is a free version of Vi called Vim (Vi Improved)….
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OSPF FILTERING
OSPF Filtering Using Distribute List with Prefix-List ! ip prefix-list BLOCK_L0 deny x.x.x.x/xx ip prefix-list BLOCK_L0 permit x.x.x.x/x ! router ospf 1 distribute-list prefix BLOCK_L0 in or out ! OSPF Filtering Using Distribute List with ACL ! ip access-list standard…
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Linux Basics
Linux does not make drive explicit, Windows use drive , Linux uses Directories . By using the command fstab you will see how it is done. Physical drive of from a partitioning drive will look like sda1,sdsa2,sdsa3 ( SATA )…
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