Showing Post From Networking

Bare-metal load balancers for Kubernetes in 2026: revisit MetalLB, kube-vip and Cilium LB IPAM before you expose another Service

On a cloud cluster, you write type: LoadBalancer in a Service and a minute later an IP address appears. On your own servers, the same line gives you a Service that sits in <pending> forever.

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Infrastructure monitoring in 2026: revisit Zabbix, Checkmk and Netdata before you add another host to your monitoring

In most Indian companies, monitoring starts with a person, not a tool. Somebody in the IT team logs in to the file server every morning, checks the disk, looks at the UPS panel, pings the branch router, and goes back to work.

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MQTT brokers in 2026: revisit Eclipse Mosquitto, EMQX and NanoMQ before you connect another device to a broker

Most teams do not choose an MQTT broker. They inherit one. Somebody installed Mosquitto from the distribution package on a small VM years ago, gave every device the same username, and it has been quietly running since.

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Web application firewalls in 2026: revisit ModSecurity, OWASP Coraza and BunkerWeb before you put another WAF in front of your app

A web application firewall is one of those things that gets added after a bad week. A penetration test report arrives, or a customer sends a security questionnaire with a line that says “Do you use a WAF?

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Reverse proxies in 2026: revisit NGINX, Caddy and HAProxy before you put another proxy in front of your app

Almost every web application we run has something sitting in front of it. A few virtual machines run the actual code, and one or two small servers in front of them accept HTTPS, keep certificates, spread traffic, hide a dead backend and write the access log.

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DNS servers in 2026: revisit CoreDNS, PowerDNS and BIND 9 before you add another DNS record by hand

In most companies, somebody still adds internal DNS records by hand. A new database gets an IP address, an engineer logs in to the DNS server, types one line into a zone file or a web console, and saves.

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