Savvy Blog

The ramblings of a rambler

Keep awake PowerShell script

Many companies with stringent access requirements for their corporate networks often opt to allocate two separate machines or laptops to their technical staff. In this setup, one device is generally designated for tasks like research, email correspondence, and general...

PPPoE vs DHCP

Both PPPoE (Point-to-Point Protocol over Ethernet) and DHCP (Dynamic Host Configuration Protocol) are commonly used in fibre infrastructure to establish internet connections for end-users. The choice between the two depends on the specific requirements and preferences of the network...

What is an ONT

ONT stands for "Optical Network Terminal." It is a device used in fibre-optic communication networks to convert optical signals into electrical signals (and vice versa) to enable the delivery of high-speed internet, telephone, and television services to homes and businesses.

In a...

ISP Privacy

Using your Internet Service Provider's (ISP) DNS servers is a common practice for most users, as these servers are automatically configured when you connect to the internet. However, there are some reasons why you might consider using alternative DNS servers instead of your ISP's DNS s...

CGNAT

CGNAT, or Carrier-Grade Network Address Translation, is a technique employed by internet service providers (ISPs) in the United Kingdom to conserve public IPv4 addresses and accommodate the burgeoning number of internet-connected devices. IPv4 (Internet Protocol version 4) remains the predom...