Cisco VIRL to study for CCNP Routing, Switch and Troubleshoot certification

VIRL Virtual Internet Routing Lab

Cisco VIRL to study for CCNP Routing, Switch and Troubleshoot certification This post is my notes for my installation.  Official installation and other options can be found here http://virl-dev-innovate.cisco.com/ Start Here - Welcome to VIRL VIRL is Cisco's easy-to-use, powerful, and extensible network modeling and simulation environment that enables users to: Build highly-accurate models of existing… Continue reading Cisco VIRL to study for CCNP Routing, Switch and Troubleshoot certification

Cisco ASA Firewall troubleshooting show conn and the meaning of flags

Reminder of Cisco ASA Firewall troubleshooting "show conn" and the meaning of "flags", hands on work! If you are looking at the connections on the firewall, understanding the connection's flags is important to understand the status of the connections, specially if you are troubleshooting or want to confirm a connection. Cisco ASA firewall command "show… Continue reading Cisco ASA Firewall troubleshooting show conn and the meaning of flags