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Network connectivity & troubleshooting

Table of Contents

MTR

mtr -b --tcp -P 443 IP

https://www.cloudflare.com/learning/network-layer/what-is-mtr/

Prettyping (network monitor)

Linux

curl -O https://raw.githubusercontent.com/denilsonsa/prettyping/master/prettyping
chmod +x prettyping
./prettyping 1.1.1.1

MacOS

brew install prettyping
rehash
prettyping 1.1.1.1

Visual traceroute (mtr)

MacOS

brew install mtr
sudo mtr 1.1.1.1

Linux

sudo apt install mtr #not tested
sudo mtr 1.1.1.1

Kernel packet inspection

On Linux - pwru to see packets inside the kernel:

Other options