rfc1925

I think that every kickoff call or meeting should start from reading this one RFC 1925 (The Twelve Networking Truths). Just to be sure no one will ask you to increase the speed of light…

source: https://tools.ietf.org/html/rfc1925

Strongly recommend !

 
3
Kudos
 
3
Kudos

Now read this

L2 security – Dynamic ARP Inspection.

When we enable DHCP Snooping (in my previous post) we should also consider Dynamic ARP Inspection. This feature protects against ARP poisoning. Let’s test this feature on below example: DHCP SERVER /----\ | R1 | \----/ | / fa1/0/9... Continue →