Jul 2, 2026 · Operations

Cisco Cheat Sheet: Switches, Routers, and Firewalls—From Model Selection to Ready‑to‑Copy Config Commands

This comprehensive guide walks you through Cisco's three major device families—switches, routers, and firewalls—covering model selection, initial console/SSH setup, VLANs, static and OSPF routing, NAT, IPSec VPN, ACLs, security policies, and essential troubleshooting commands, all with ready‑to‑paste examples.

CiscoFirewallsIPSec VPN

0 likes · 25 min read

Cisco Cheat Sheet: Switches, Routers, and Firewalls—From Model Selection to Ready‑to‑Copy Config Commands

AI Agent Super App

Jun 29, 2026 · Operations

Huawei Network Devices in Practice: Complete Model Guide and Configuration Handbook

This guide catalogs Huawei's main switch, router, and firewall models, explains how to select the right device based on scale, and provides ready‑to‑copy configuration snippets for initial setup, OSPF routing, NAT, IPSec VPN, firewall policies, and a security hardening checklist.

HuaweiIPSec VPNNAT

0 likes · 18 min read

Huawei Network Devices in Practice: Complete Model Guide and Configuration Handbook