Total Result Found: 5 Out Of 190

Sep 19th 2022

Troubleshooting Switches at the Physical layer

Troubleshooting Switches at the Physical Layer Cisco IOS switches support several commands that can be used to troubleshoot Layer 1, or at least suspected Layer 1, issues. However, in addition to being familiar with the software command suite, it is also important to have a solid understanding of physical indicators (i.e., LEDs) that can be…

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troubleshoot
Sep 15th 2022

Show Spanning-Tree Command

Using the ‘show spanning-tree’ Command You can learn advanced spanning tree protocol in our Cisco CCNP ENCOR primer course. This command is also tested in the Cisco CCNA certification course. In this post, we will explore the Cisco IOS show spanning-tree command, as well as the keywords that can be used in conjunction with this…

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loopsm
Sep 07th 2022

Show VLAN Command

Using the ‘show vlan’ Command In addition to the commands that were described in the other blog posts, and our free VLAN guide online, there are additional Cisco IOS software commands that are useful for both verifying and troubleshooting VLAN configurations. We cover VLANs and far more in our Cisco CCNP ENCOR course. One of…

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show vlan
Aug 29th 2022

What is MPLS?

What is MPLS? This is a short extract from our MPLS guide. This topic was dropped from the Cisco CCNP exam syllabus some time ago, but the technology is still relevant today. The Multiprotocol Label Switching (MPLS) framework was designed to provide flexibility to operate with virtually any Layer 3 and Layer 2 technology. MPLS-based…

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what is mpls
Aug 25th 2022

Collapsing the Core Layer

Collapsing the Core Layer This post will compare and contrast collapsed core and three-tier architectures. The process of collapsing the Core Layer implies combining it with the Distribution Layer and this is one of the first decisions small and medium Enterprises make when analyzing the Enterprise Campus design. We cover network design in more detail…

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collapsed core

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