Interesting Visualization: Configuring Virtual PortChannel (vPC) of Cisco NX-OS

This video from Volvo Trucks is telling exactly how I feel when I configure Virtual PortChannel (vPC).

If I configured the two powerful trucks (NX-OS devices) well, I could make them run powerfully smooth.

However, if I made just one single mistake, I could also go terribly wrong.

Default reserved VLAN numbers on Cisco IOS and NX-OS

Fire-like Kapok blossoms in Taipei City, Taiwan

To show the reserved VLAN numbers on both IOS and NX-OS, the common command is:

show vlan internal usage