jog memory: PostgreSQL
jog memory: PostgreSQL

Purpose These are my notes to help jog my memory1; it is a living document that will be revised as needed. Nearly everything in this document has been referenced at one time or another at https://www.postgresql.org/docs/ Connection Settings By default, Postgres will not accept connections over TCP/IP unless listen_addresses = '*' is enabled. The *... » read more

Difference between Policy-Routing and Routing-Policy
Difference between Policy-Routing and Routing-Policy

Why write about this? I once worked with a colleague1, and he didn’t know there was a difference between Policy-Routing and Routing-Policy. Given his senior position, I was surprised at the initial confusion this created as we collaborated with a vendor. His view was both concepts of Routing-Policy and Policy-Routing had the same meaning, that... » read more

With UTM run x86 VM on Apple M1
With UTM run x86 VM on Apple M1

Interesting find. I didn’t know I cared about this emulator called UTM. The UTM macOS edition has my attention now. I decided to trade my MacBook Pro 16-inch (MBP) for a new MacBook Pro M1 system. All in all, the new system is fine. When I made the Apple leap from an Intel-MBP to an... » read more

NX-OS, mildly interesting yet helpful
NX-OS, mildly interesting yet helpful

Over the past 3 months I’ve been working with Nexus NX-OS 9.3.(x) and learned an interesting command. The command is show cli history. 1 Here is an example of work that was needed on two N9k switches. It is mildly interesting, yet helpful. Copy and paste the repeated commands. PowerOn Auto Provisioning (POAP) NX-OS provides... » read more

jog memory: Docker
jog memory: Docker

Purpose These are quick notes to jog memory1; it is a living document in that will expand or modify as needed. Nearly everything in this document has been referenced at one time or another at https://docs.docker.com/. Use the CLI to search Docker Hub General search For example, the repository and container image is saltstack/salt. Search... » read more

Welcome 2022!  So Long 2021
Welcome 2022! So Long 2021

2022 Happy New Year! Looking up for what’s next. 2021 What to think… or what to …remember? I’m glad to see 2021 go away. What has been learned? The good There are a few things about 2021 that are good. 2021 has not been all bad. I’ve continued to learned about live Internet broadcasting of... » read more