Tag: design

Those Pesky ACLs

Those Pesky ACLs

Do you remember the first access control list you ever added to a Cisco router? Was probably something simple like blocking IP subnets…
Demystifying OSPF on a vPC

Demystifying OSPF on a vPC

A common issue among network engineers managing the Cisco Nexus platform is how to form routing adjacencies on hosts over a Virtual Port…
Designing a Network (Part 2)

Designing a Network (Part 2)

If you’ve considered the problem I wrote about back in December, no doubt there have been some questions about requirements. Actually, if you’re…
Designing A Network (Part 1)

Designing A Network (Part 1)

Over the next few weeks, I’m going to do a series on network design in the enterprise. It’s funny how a network becomes…
The CCDE Journey

The CCDE Journey

CCDE :: Why Did I Decide After 20 years in the networking business, I’ve decided to start chasing the Cisco Certified Design Expert…