Posts

All the articles I've posted.

• Cisco NX-OS: Virtual Port Channel (vPC)

  14 Oct, 2019

  Multi-Chassis EtherChannel types and vPC fundamentals. The building blocks of vPC on Cisco Nexus switches.

• Cisco NX-OS: Fabric Extender (FEX)

  7 Oct, 2019

  Nexus 2000 Fabric Extenders act as remote line cards. Notes on FEX architecture, connectivity modes, and design considerations.

• Cisco NX-OS: Virtual Device Contexts (VDCs)

  2 Oct, 2019

  Nexus Virtual Device Contexts let you virtualize physical hardware — similar to contexts in ASA. How VDCs work on Cisco Nexus.

• Cisco NX-OS: CLI notes

  29 Sep, 2019

  Practical NX-OS CLI notes: aliases, show commands, and tips for working efficiently on Cisco Nexus switches.

• Python: Simple Email Gmail

  23 Sep, 2019

  A Python script that sends email notifications from a Gmail account — useful for scripts that need to report status or data.

• Cisco SD-WAN Zero Touch Site Bring Up

  25 Apr, 2019

  Cisco SD-WAN zero-touch provisioning (ZTP): how Viptela's automatic provisioning SaaS brings up new sites without on-site engineers.

• Cisco SD-WAN Basic Overview

  14 Apr, 2019

  Key components of Cisco SD-WAN: vManage, vSmart, vBond, and vEdge. An overview of the architecture and control plane.