Debugging the network cabinet
This article provides practical examples and tips for using essential tools like curl, telnet, and tcpdump, along with connectivity checks for services such as Redis, MySQL, RabbitMQ, Minio, and more. We'll also cover additional tricks for extensive debugging and discuss tools. If that doesn't fix it, admins should check, verify and configure connections to the client, server and network. on remote host over a jump server (if the private key/ssh config for the target host lays only on the jump host) on the jump server: on our local machine: Use source ports (NAT does not.
Read More