Quick Takeaways from DHCP Snooping / Dynamic ARP Inspection / VLAN Access-List labbing session and misc tips for Exam Day success!

Some quick notes from labbing tonight that I thought is good to knows for Exam day, this will all be very messy crap with output behaviors, no editing out to make it look nice! ALSO one important note I keep forgetting - It is for PRIVATE VLANS that VTP and neighbors hosting Private VLAN must … Continue reading Quick Takeaways from DHCP Snooping / Dynamic ARP Inspection / VLAN Access-List labbing session and misc tips for Exam Day success!

VLAN Access-Control List / VACL – DEEP DIVE into Configuration, Verification, and a LOT of explanation! Prepare yourself!!

This is very complex (like pulling teeth), prepare yourself for a LOT of info! On an MLS Switch we have the TCAM that covers IP Routing, including Access-Control for Inter-VLAN communication (between VLANs / Subnets) at Layer 3, and for Access-Control for Intra-VLAN Communication (Between Hosts in the same VLAN / Subnet) we have VACLs … Continue reading VLAN Access-Control List / VACL – DEEP DIVE into Configuration, Verification, and a LOT of explanation! Prepare yourself!!