What are they, how can they be used in a Cisco network. There are at least 5 options for them, and in this video I walk you through several examples on live gear. 🆓 Free Packet Tracer Labs download: Enjoy, Like, and Subscribe. 😃 Free YouTube Playlists from Keith: ▶ Master Playlist for Cisco CCNA 200-301 🔐 Cisco CCNA 200-301 Security 💻 Cisco CCNA 200-301 IPv4 Subnetting 💬 Join our Discord server (free) 🏪 Keith Barker Amazon Affiliate Store And… 🏫 Keith’s Content at CBT Nuggets #KeithBarker #CCNA #200-301