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STP: Features de protección

By JMCristobal
marzo 25, 2021
Enterprise Infrastructure
Root Guard The Root Guard feature was developed as a means to control when a candidate root bridge switch connects to the network. It records the bridge ID ...
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STP: Métodos de optimización

By JMCristobal
marzo 22, 2021
Enterprise Infrastructure
Some additional methods allow faster STP convergence if a link failure occurs. Portfast Allows fast connectivity on ports by immediately switching to the Forwarding state without going through ...
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STP: PVST+ configuration

By JMCristobal
marzo 15, 2021
Enterprise Infrastructure
PVST+ (Peer-VLAN Spanning-Tree) First of all, let’s remember: Common spanning-Tree (CST) only handles one instance of STP on switches, based on 802.1Q trunks, by default over vlan 1 ...
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STP – Timers, Port Roles and States

By JMCristobal
marzo 11, 2021
Enterprise Infrastructure
Choosing root ports Once the root bridge is chosen, a Root Port must be chosen for each switch, which is not the root bridge. The root port always ...
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STP Overview

By JMCristobal
marzo 8, 2021
Enterprise Infrastructure
Spanning-Tree Protocol can exist between two devices (switches). Multiple active paths between devices cause loops in the network. STP is a layer 2 link management protocol that provides ...
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Macro switchport host – Cisco IOS

By JMCristobal
julio 6, 2017
Enterprise Infrastructure
A few days ago, when I was configuring the ports of a switch and reviewing the operation of STP, I found in the CLI the command “switchport host”, ...
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This website is free and educational. Contains my thoughts and ideas, which may not represent the thoughts of the various technologies mentioned here. All product names, logos, and illustrations are copyright/trademarks of their respective owners.
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