Cisco Networking

Cisco switch, router, and firewall configuration, troubleshooting, and best practices

3 posts

BGP configuration Cisco router — eBGP and iBGP peering topology showing edge router connecting to two ISPs with dual-ISP BGP configuration and internal iBGP session to second router

Cisco Networking May 29, 2026 26 min

BGP Configuration Cisco Router Step by Step: Complete Proven Guide 2026

Complete BGP configuration guide for Cisco IOS routers — eBGP and iBGP peering, neighbor states, route advertisement, prefix-list filtering, dual-ISP…

Naveed Alam

EtherChannel configuration Cisco switch — LACP and PAgP port-channel bundle diagram showing four member links aggregated into a single logical Port-Channel interface between two Cisco Catalyst switches

IT & Technology May 29, 2026 29 min

EtherChannel Configuration Cisco Switch: Complete Proven Step-by-Step Guide 2026

Master EtherChannel configuration on Cisco switches — LACP, PAgP, and static mode with full CLI commands, load balancing, Layer 3…

Naveed Alam

Cisco Networking May 21, 2026 23 min

STP Not Converging Cisco Switch Fix: Complete Troubleshooting Guide 2026

STP not converging Cisco switch fix — diagnose broadcast storms, incorrect root bridge election, ports stuck in blocking/discarding state, and…

Naveed Alam