Recent Posts

Enterprise Infrastructure

Etherchannel Overview

By JMCristobal
febrero 18, 2021
Etherchannel, also known as Link Aggregation, is a technology that allows grouping several physical interfaces that connect a pair of devices; when the ...
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Enterprise Infrastructure

VTP – VLAN Trunking Protocol

By JMCristobal
febrero 11, 2021
VTP uses Layer 2 trunk links to communicate VLAN information within a group of switches. VTP manages the addition, deletion, and renaming of ...
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Enterprise Infrastructure

DTP – Dynamic Trunking Protocol

By JMCristobal
febrero 8, 2021
DTP is cisco’s proprietary protocol for negotiating trunking mode between two switches. A trunk link can only be negotiated between two switches if ...
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Enterprise Infrastructure

VLANs y Trunk Ports

By JMCristobal
enero 22, 2021
The video is in Spanish only Trunk ports can carry two or more VLANs over a single switch port and are helpful when ...
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Enterprise Infrastructure

VLANs y Access Port

By JMCristobal
enero 21, 2021
The video is in Spanish only Virtual LAN – VLAN A VLAN defines a broadcast domain; they help us to create logical networks ...
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Enterprise Infrastructure

UDLD – UniDirectional Link Detection

By JMCristobal
enero 18, 2021
UDLD is a Cisco proprietary Layer 2 protocol that monitors the state of a port to validate bidirectional communication. Recall that each port ...
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Enterprise Infrastructure

LLDP – Link Layer Discovery Protocol

By JMCristobal
enero 14, 2021
LLDP is similar to the CDP protocol but is based on the IEEE 802.1ab standard. The great advantage of LLDP is that it ...
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Enterprise Infrastructure

CDP – Cisco Discovery Protocol

By JMCristobal
enero 11, 2021
CDP is a Cisco proprietary protocol used to collect information from devices on the network that is directly connected, such as hardware, software, ...
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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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