# FUNDAMENTALS

- [Basic Usage](/erigon/v3.2/fundamentals/basic-usage.md): Command Line Usage and Basic Erigon Configuration
- [Sync Modes](/erigon/v3.2/fundamentals/sync-modes.md): Configuring Erigon: Understanding Pruning Modes
- [CLI Reference](/erigon/v3.2/fundamentals/configuring-erigon.md): Customizing your Erigon node
- [Supported Networks](/erigon/v3.2/fundamentals/supported-networks.md): Erigon Supported Networks and --chain Flag Reference
- [Default ports](/erigon/v3.2/fundamentals/default-ports.md): Ports used by Erigon
- [Layer 2 Networks](/erigon/v3.2/fundamentals/layer-2-networks.md)
- [Caplin](/erigon/v3.2/fundamentals/caplin.md): Erigon's embedded Consensus Layer
- [Optimizing Storage](/erigon/v3.2/fundamentals/optimizing-storage.md): Using fast disks and cheap disks
- [Performance Tricks](/erigon/v3.2/fundamentals/performance-tricks.md): Optimizing Erigon Performance: Sync Speed, Cloud Drives, and Memory Tuning
- [Logs](/erigon/v3.2/fundamentals/logs.md): Erigon's logging framework
- [Security](/erigon/v3.2/fundamentals/security.md): Securing Your Erigon Node: Best Practices for RPC, Network, and Operational Safety
- [JWT Secret](/erigon/v3.2/fundamentals/jwt.md): Understanding the JWT Secret: Authentication for Erigon and the Consensus Layer
- [TLS Authentication](/erigon/v3.2/fundamentals/tls-authentication.md): Securing Erigon Communication with TLS Authentication: A Step-by-Step OpenSSL Guide
- [Multiple instances / One machine](/erigon/v3.2/fundamentals/multiple-instances.md): Running Multiple Erigon Instances on a Single Machine
- [Modules](/erigon/v3.2/fundamentals/modules.md): Erigon's Modular Architecture: Running Components as Separate Processes
- [RPC Daemon](/erigon/v3.2/fundamentals/modules/rpc-daemon.md): Remote Procedure Call Daemon
- [TxPool](/erigon/v3.2/fundamentals/modules/txpool.md): Erigon's Transaction Pool
- [Sentry](/erigon/v3.2/fundamentals/modules/sentry.md): P2P network management
- [Downloader](/erigon/v3.2/fundamentals/modules/downloader.md): Seeding/downloading historical data
- [Creating a dashboard](/erigon/v3.2/fundamentals/creating-a-dashboard.md): Enhancing Erigon Node Monitoring with Prometheus and Grafana
- [Docker Compose](/erigon/v3.2/fundamentals/docker-compose.md): Optional: Setup dedicated user
- [Otterscan](/erigon/v3.2/fundamentals/otterscan.md)
- [web3 Wallet](/erigon/v3.2/fundamentals/web3-wallet.md): How to configure your web3 wallet to use your Erigon node RPC