docker-compose-networking

Installation
SKILL.md

Docker Compose Networking

Master network configuration and service communication patterns in Docker Compose for building secure, scalable multi-container applications.

Default Bridge Network

Docker Compose automatically creates a default bridge network for all services in a compose file:

version: '3.8'

services:
  frontend:
    image: nginx:alpine
    ports:
      - "80:80"
    # Can reach backend using service name as hostname

  backend:
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First Seen
Jan 22, 2026