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We returned to record our seventeenth episode on Sunday April 23, 2017.

Interesting News and Events

• Extreme Networks buys Brocade Data Center BU for $55 Million USD
• The Network Collective – Episode 1 by Jordan Martin, Phil Gervasi and Eyvonne Sharp
• Networking Field Day 15 – YouTube Playlist

Vendor Specifications vs Real World Performance

Did you ever purchased a HW and find out the Hard way that the box is not performing in your environment who it was described in the datasheets

Routers and Switches

• can be measured and tested in the Lab
• Packet sizes
• L2 vs L3 traffic
• watch out for all the features that will degrade the performance

ARP packets can consume a lot of CPU utilization? Miimon – NIC teaming in Linux

Firewalls

• Real world traffic is different
• single flow can effect the complete system
• NGFW features

Virtual vs Physical Hardware

• Limitations of the physical HW
• Performance penalties and with virtualization

What tools are you using?

Google is perhaps one of the biggest tools in a network engineer’s toolset. Google is invaluable in searching for solutions to a problem or issue or simply searching for the documentation or an example configuration.

Cheers!