Let’s say you and I are in charge of public transportation for a small city....
Before we dive into the specifics, let’s take a moment to revisit what RFCs are. Standing for “Request for Comments,”...
In the networking world, link aggregation is critical for building robust, high-performance networks. Link aggregation allows multiple physical links to...
VPC-2-L3_VPC_UNEQUAL_WEIGHT: Layer3 peer-router is enabled. Please make sure both vPC peers have the same L3 routing configuration The L3_VPC_UNEQUAL_WEIGHT message...
The 169.254.0.0/16 IP range holds a special place in network management. Commonly known as “link-local” addresses, this range is defined...
=====Verify port status: show int status show interfaces Gi1/0/1 status...
Below is a great document from Facebook on running BGP in the DC at scale....
In the realm of network security, controlling access to networks is paramount. Cisco, a leader in networking solutions, offers two...
In IT networking, overlay networks and underlay networks refer to different layers or perspectives of network architecture. Here’s an explanation...
Upgrading Cisco Catalyst 9000 (Cat9K) switches is a crucial process for network maintenance and efficiency. This post provides detailed methods...