A couple of months ago (~ Aug 2017), I secured a couple of Dell EMC 10G switches (S4048-ON) on a short term loan from our
Category: General
Next Gen DC Network Trends – Part 2
Continued from Part 1: Orchestration, Automation & Programmability Orchestration Orchestration programs automated behaviours & responses in a network in support of the workloads. Unless orchestration
Next Gen DC Network Trends – Part 1
When covering options based on Software defined and Open Networking during engagements, I make use or a particular slide (which is fluid and always evolving)
Flow Control – Pause Frames
. When an Ethernet device gets over loaded, flow control allows it to send PAUSE requests to the devices sending it data to allow the over loaded
Layer 2 Discards Troubleshooting – RX TX Discards
. The following list of questions/vectors can assist in troubleshooting Layer 2 discard issues. They have been of help to me in the past on
Switch Port auto shuts/ port shuts itself down – Troubleshooting
. Following is a list of vectors that may assist in troubleshooting issues where the port behavior look like it is shutting itself down. Cable/
The opinions expressed herein are my own personal opinions and do not represent my employer’s view in any way.
Latency, Packet loss Troubleshooting (PowerConnect, Others)
. First, know your network. know the topology. if you have a network in place where by design, the majority of the variables are deterministic
Powerconnect Switches: Oversized Packet Counter, bcmRX task
. In a blade chassis implementation some time ago, some concerns were raised on the value of packet counters, and an inquiry on the bcmRX
Inter VLAN routing Troubleshooting
. The commands below are shown for a Juniper EX series model, but the troubleshooting is relevant for any platform. These are the requirements for
Hello world!
On a personal level, the purpose of this blog is simple. To enable me to look back in 20 years time, and recall with fondness
